summary refs log tree commit diff
diff options
context:
space:
mode:
-rw-r--r--nixos/doc/manual/release-notes/rl-2003.xml8
-rw-r--r--nixos/modules/misc/ids.nix5
-rw-r--r--nixos/modules/services/desktops/tumbler.nix18
-rw-r--r--nixos/modules/services/hardware/fwupd.nix6
-rw-r--r--nixos/modules/services/hardware/tlp.nix2
-rw-r--r--nixos/modules/services/mail/mailcatcher.nix9
-rw-r--r--nixos/modules/services/mail/roundcube.nix2
-rw-r--r--nixos/modules/services/mail/rspamd.nix2
-rw-r--r--nixos/modules/services/networking/bind.nix6
-rw-r--r--nixos/modules/services/networking/bitcoind.nix3
-rw-r--r--nixos/modules/services/networking/eternal-terminal.nix6
-rw-r--r--nixos/modules/services/networking/syncthing.nix64
-rw-r--r--nixos/modules/services/web-servers/nginx/location-options.nix3
-rw-r--r--nixos/modules/services/web-servers/nginx/vhost-options.nix2
-rw-r--r--nixos/modules/services/x11/desktop-managers/default.nix2
-rw-r--r--nixos/modules/services/x11/desktop-managers/xfce.nix111
-rw-r--r--nixos/modules/services/x11/desktop-managers/xfce4-14.nix152
-rw-r--r--nixos/modules/services/x11/hardware/libinput.nix6
-rw-r--r--nixos/modules/system/boot/networkd.nix2
-rw-r--r--nixos/modules/system/boot/timesyncd.nix13
-rw-r--r--nixos/release-combined.nix1
-rw-r--r--nixos/tests/all-tests.nix1
-rw-r--r--nixos/tests/roundcube.nix13
-rw-r--r--nixos/tests/xfce.nix36
-rw-r--r--nixos/tests/xfce4-14.nix37
-rw-r--r--pkgs/applications/audio/vcv-rack/default.nix27
-rw-r--r--pkgs/applications/audio/vcv-rack/remove-custom-glfw-function.patch16
-rw-r--r--pkgs/applications/editors/kdevelop5/kdev-php.nix4
-rw-r--r--pkgs/applications/editors/kdevelop5/kdev-python.nix4
-rw-r--r--pkgs/applications/editors/kdevelop5/kdevelop.nix4
-rw-r--r--pkgs/applications/editors/thonny/default.nix5
-rw-r--r--pkgs/applications/editors/vim/configurable.nix11
-rw-r--r--pkgs/applications/editors/vscode/vscode.nix6
-rw-r--r--pkgs/applications/editors/vscode/vscodium.nix8
-rw-r--r--pkgs/applications/misc/cointop/default.nix4
-rw-r--r--pkgs/applications/misc/geoipupdate/default.nix23
-rw-r--r--pkgs/applications/misc/gpscorrelate/default.nix11
-rw-r--r--pkgs/applications/misc/gpscorrelate/fix-localedir.diff27
-rw-r--r--pkgs/applications/misc/pyditz/cerberus.nix (renamed from pkgs/development/python-modules/cerberus11/default.nix)4
-rw-r--r--pkgs/applications/misc/pyditz/default.nix14
-rw-r--r--pkgs/applications/misc/redshift/default.nix176
-rw-r--r--pkgs/applications/networking/browsers/chromium/upstream-info.nix18
-rw-r--r--pkgs/applications/networking/cluster/terraform/default.nix4
-rw-r--r--pkgs/applications/networking/instant-messengers/bitlbee/default.nix10
-rw-r--r--pkgs/applications/networking/instant-messengers/signal-cli/default.nix17
-rw-r--r--pkgs/applications/networking/instant-messengers/skypeforlinux/default.nix5
-rw-r--r--pkgs/applications/networking/irc/glowing-bear/default.nix4
-rw-r--r--pkgs/applications/office/qownnotes/default.nix4
-rw-r--r--pkgs/applications/version-management/git-repo/default.nix4
-rw-r--r--pkgs/applications/version-management/gitea/default.nix4
-rw-r--r--pkgs/applications/video/mediathekview/default.nix22
-rw-r--r--pkgs/data/fonts/ibm-plex/default.nix4
-rw-r--r--pkgs/data/fonts/public-sans/default.nix12
-rw-r--r--pkgs/data/fonts/stix-two/default.nix18
-rw-r--r--pkgs/data/icons/numix-icon-theme-circle/default.nix4
-rw-r--r--pkgs/data/icons/numix-icon-theme-square/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/extensions/dash-to-panel/default.nix4
-rw-r--r--pkgs/desktops/gnome-3/extensions/system-monitor/default.nix3
-rw-r--r--pkgs/desktops/xfce/applications/gigolo.nix22
-rw-r--r--pkgs/desktops/xfce/applications/gigolo/default.nix (renamed from pkgs/desktops/xfce4-14/gigolo/default.nix)4
-rw-r--r--pkgs/desktops/xfce/applications/mousepad-12134.patch90
-rw-r--r--pkgs/desktops/xfce/applications/mousepad.nix38
-rw-r--r--pkgs/desktops/xfce/applications/mousepad/default.nix (renamed from pkgs/desktops/xfce4-14/mousepad/default.nix)4
-rw-r--r--pkgs/desktops/xfce/applications/orage.nix44
-rw-r--r--pkgs/desktops/xfce/applications/orage/default.nix (renamed from pkgs/desktops/xfce4-14/orage/default.nix)4
-rw-r--r--pkgs/desktops/xfce/applications/parole.nix38
-rw-r--r--pkgs/desktops/xfce/applications/parole/default.nix (renamed from pkgs/desktops/xfce4-14/parole/default.nix)9
-rw-r--r--pkgs/desktops/xfce/applications/ristretto.nix34
-rw-r--r--pkgs/desktops/xfce/applications/ristretto/default.nix (renamed from pkgs/desktops/xfce4-14/ristretto/default.nix)4
-rw-r--r--pkgs/desktops/xfce/applications/terminal.nix25
-rw-r--r--pkgs/desktops/xfce/applications/xfburn/default.nix12
-rw-r--r--pkgs/desktops/xfce/applications/xfce4-dict/configure-gio.patch (renamed from pkgs/desktops/xfce4-14/xfce4-dict/configure-gio.patch)0
-rw-r--r--pkgs/desktops/xfce/applications/xfce4-dict/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-dict/default.nix)4
-rw-r--r--pkgs/desktops/xfce/applications/xfce4-mixer.nix51
-rw-r--r--pkgs/desktops/xfce/applications/xfce4-notifyd.nix32
-rw-r--r--pkgs/desktops/xfce/applications/xfce4-notifyd/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-notifyd/default.nix)4
-rw-r--r--pkgs/desktops/xfce/applications/xfce4-screenshooter.nix29
-rw-r--r--pkgs/desktops/xfce/applications/xfce4-screenshooter/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-screenshooter/default.nix)4
-rw-r--r--pkgs/desktops/xfce/applications/xfce4-taskmanager.nix22
-rw-r--r--pkgs/desktops/xfce/applications/xfce4-taskmanager/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-taskmanager/default.nix)4
-rw-r--r--pkgs/desktops/xfce/applications/xfce4-terminal/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-terminal/default.nix)0
-rw-r--r--pkgs/desktops/xfce/applications/xfce4-volumed-pulse.nix31
-rw-r--r--pkgs/desktops/xfce/applications/xfce4-volumed-pulse/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-volumed-pulse/default.nix)2
-rw-r--r--pkgs/desktops/xfce/applications/xfce4-volumed/default.nix (renamed from pkgs/desktops/xfce/applications/xfce4-volumed.nix)0
-rw-r--r--pkgs/desktops/xfce/applications/xfdashboard/default.nix (renamed from pkgs/desktops/xfce4-14/xfdashboard/default.nix)0
-rw-r--r--pkgs/desktops/xfce/automakeAddFlags.sh (renamed from pkgs/desktops/xfce4-14/automakeAddFlags.sh)0
-rw-r--r--pkgs/desktops/xfce/core/exo.nix27
-rw-r--r--pkgs/desktops/xfce/core/exo/default.nix (renamed from pkgs/desktops/xfce4-14/exo/default.nix)0
-rw-r--r--pkgs/desktops/xfce/core/garcon-10967.patch14
-rw-r--r--pkgs/desktops/xfce/core/garcon-12700.patch44
-rw-r--r--pkgs/desktops/xfce/core/garcon.nix27
-rw-r--r--pkgs/desktops/xfce/core/garcon/default.nix (renamed from pkgs/desktops/xfce4-14/garcon/default.nix)4
-rw-r--r--pkgs/desktops/xfce/core/gtk-xfce-engine.nix31
-rw-r--r--pkgs/desktops/xfce/core/libxfce4ui.nix41
-rw-r--r--pkgs/desktops/xfce/core/libxfce4ui/default.nix (renamed from pkgs/desktops/xfce4-14/libxfce4ui/default.nix)0
-rw-r--r--pkgs/desktops/xfce/core/libxfce4util.nix26
-rw-r--r--pkgs/desktops/xfce/core/libxfce4util/default.nix (renamed from pkgs/desktops/xfce4-14/libxfce4util/default.nix)0
-rw-r--r--pkgs/desktops/xfce/core/libxfcegui4.nix37
-rw-r--r--pkgs/desktops/xfce/core/thunar-build.nix42
-rw-r--r--pkgs/desktops/xfce/core/thunar-volman.nix30
-rw-r--r--pkgs/desktops/xfce/core/thunar-volman/default.nix (renamed from pkgs/desktops/xfce4-14/thunar-volman/default.nix)4
-rw-r--r--pkgs/desktops/xfce/core/thunar.nix68
-rw-r--r--pkgs/desktops/xfce/core/thunar/default.nix70
-rw-r--r--pkgs/desktops/xfce/core/thunar/thunarx_plugins_directory.patch (renamed from pkgs/desktops/xfce/core/thunarx_plugins_directory.patch)10
-rw-r--r--pkgs/desktops/xfce/core/thunar/wrapper.nix34
-rw-r--r--pkgs/desktops/xfce/core/tumbler.nix42
-rw-r--r--pkgs/desktops/xfce/core/tumbler/default.nix (renamed from pkgs/desktops/xfce4-14/tumbler/default.nix)4
-rw-r--r--pkgs/desktops/xfce/core/xfce4-appfinder.nix29
-rw-r--r--pkgs/desktops/xfce/core/xfce4-appfinder/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-appfinder/default.nix)4
-rw-r--r--pkgs/desktops/xfce/core/xfce4-dev-tools.nix28
-rw-r--r--pkgs/desktops/xfce/core/xfce4-dev-tools/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-dev-tools/default.nix)0
-rw-r--r--pkgs/desktops/xfce/core/xfce4-dev-tools/setup-hook.sh (renamed from pkgs/desktops/xfce4-14/xfce4-dev-tools/setup-hook.sh)0
-rw-r--r--pkgs/desktops/xfce/core/xfce4-light-locker.patch25
-rw-r--r--pkgs/desktops/xfce/core/xfce4-panel.nix59
-rw-r--r--pkgs/desktops/xfce/core/xfce4-panel/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-panel/default.nix)2
-rw-r--r--pkgs/desktops/xfce/core/xfce4-panel/xfce4-panel-datadir.patch (renamed from pkgs/desktops/xfce/core/xfce4-panel-datadir.patch)0
-rw-r--r--pkgs/desktops/xfce/core/xfce4-power-manager.nix44
-rw-r--r--pkgs/desktops/xfce/core/xfce4-power-manager/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-power-manager/default.nix)4
-rw-r--r--pkgs/desktops/xfce/core/xfce4-session.nix44
-rw-r--r--pkgs/desktops/xfce/core/xfce4-session/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-session/default.nix)4
-rw-r--r--pkgs/desktops/xfce/core/xfce4-settings-default-icon-theme.patch11
-rw-r--r--pkgs/desktops/xfce/core/xfce4-settings.nix54
-rw-r--r--pkgs/desktops/xfce/core/xfce4-settings/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-settings/default.nix)4
-rw-r--r--pkgs/desktops/xfce/core/xfconf.nix30
-rw-r--r--pkgs/desktops/xfce/core/xfconf/default.nix (renamed from pkgs/desktops/xfce4-14/xfconf/default.nix)4
-rw-r--r--pkgs/desktops/xfce/core/xfdesktop.nix36
-rw-r--r--pkgs/desktops/xfce/core/xfdesktop/default.nix (renamed from pkgs/desktops/xfce4-14/xfdesktop/default.nix)0
-rw-r--r--pkgs/desktops/xfce/core/xfwm4.nix31
-rw-r--r--pkgs/desktops/xfce/core/xfwm4/default.nix (renamed from pkgs/desktops/xfce4-14/xfwm4/default.nix)4
-rw-r--r--pkgs/desktops/xfce/default.nix127
-rw-r--r--pkgs/desktops/xfce/mkXfceDerivation.nix (renamed from pkgs/desktops/xfce4-14/mkXfceDerivation.nix)0
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-battery-plugin.nix24
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-battery-plugin/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-battery-plugin/default.nix)4
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-clipman-plugin.nix24
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-clipman-plugin/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-clipman-plugin/default.nix)4
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-cpufreq-plugin.nix29
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-cpufreq-plugin/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-cpufreq-plugin/default.nix)4
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-cpugraph-plugin.nix4
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-datetime-plugin.nix26
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-datetime-plugin/default.nix34
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-dict-plugin.nix4
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-eyes-plugin.nix5
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-fsguard-plugin.nix5
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-genmon-plugin.nix5
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-mailwatch-plugin.nix5
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-mpc-plugin.nix5
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-netload-plugin.nix24
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-netload-plugin/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-netload-plugin/default.nix)4
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-notes-plugin.nix4
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-pulseaudio-plugin.nix34
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-pulseaudio-plugin/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-pulseaudio-plugin/default.nix)4
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-sensors-plugin.nix4
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-systemload-plugin.nix4
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-timer-plugin.nix7
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-verve-plugin.nix4
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-weather-plugin.nix4
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-whiskermenu-plugin.nix36
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-whiskermenu-plugin/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-whiskermenu-plugin/default.nix)4
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-xkb-plugin.nix28
-rw-r--r--pkgs/desktops/xfce/panel-plugins/xfce4-xkb-plugin/default.nix (renamed from pkgs/desktops/xfce4-14/xfce4-xkb-plugin/default.nix)7
-rw-r--r--pkgs/desktops/xfce/thunar-plugins/archive/default.nix65
-rw-r--r--pkgs/desktops/xfce/thunar-plugins/dropbox/default.nix40
-rw-r--r--pkgs/desktops/xfce4-14/default.nix116
-rw-r--r--pkgs/desktops/xfce4-14/thunar/default.nix25
-rw-r--r--pkgs/desktops/xfce4-14/xfburn/default.nix13
-rw-r--r--pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix5
-rw-r--r--pkgs/development/haskell-modules/make-package-set.nix5
-rw-r--r--pkgs/development/interpreters/elixir/1.9.nix6
-rw-r--r--pkgs/development/interpreters/erlang/R22.nix6
-rw-r--r--pkgs/development/interpreters/python/cpython/3.9/no-ldconfig.patch100
-rw-r--r--pkgs/development/interpreters/python/default.nix14
-rw-r--r--pkgs/development/libraries/ffmpeg/2.8.nix4
-rw-r--r--pkgs/development/libraries/ffmpeg/3.4.nix4
-rw-r--r--pkgs/development/libraries/ffmpeg/4.nix4
-rw-r--r--pkgs/development/libraries/libsearpc/default.nix4
-rw-r--r--pkgs/development/libraries/physics/fastjet-contrib/default.nix40
-rw-r--r--pkgs/development/libraries/science/biology/elastix/default.nix15
-rw-r--r--pkgs/development/mobile/androidenv/platform-tools.nix2
-rw-r--r--pkgs/development/python-modules/apache-airflow/default.nix188
-rw-r--r--pkgs/development/python-modules/apispec/default.nix36
-rw-r--r--pkgs/development/python-modules/cliff/default.nix19
-rw-r--r--pkgs/development/python-modules/cmd2/default.nix4
-rw-r--r--pkgs/development/python-modules/configshell/default.nix4
-rw-r--r--pkgs/development/python-modules/croniter/default.nix37
-rw-r--r--pkgs/development/python-modules/flask-admin/default.nix71
-rw-r--r--pkgs/development/python-modules/flask-appbuilder/default.nix80
-rw-r--r--pkgs/development/python-modules/flask-babelex/default.nix47
-rw-r--r--pkgs/development/python-modules/flask-bcrypt/default.nix35
-rw-r--r--pkgs/development/python-modules/flask-mongoengine/default.nix47
-rw-r--r--pkgs/development/python-modules/flask-openid/default.nix34
-rw-r--r--pkgs/development/python-modules/gpyopt/default.nix29
-rw-r--r--pkgs/development/python-modules/json-merge-patch/default.nix32
-rw-r--r--pkgs/development/python-modules/marshmallow-enum/default.nix42
-rw-r--r--pkgs/development/python-modules/mongoengine/default.nix49
-rw-r--r--pkgs/development/python-modules/prance/default.nix57
-rw-r--r--pkgs/development/python-modules/prison/default.nix33
-rw-r--r--pkgs/development/python-modules/rtslib/default.nix4
-rw-r--r--pkgs/development/python-modules/snakebite/default.nix41
-rw-r--r--pkgs/development/python-modules/sqlalchemy-citext/default.nix31
-rw-r--r--pkgs/development/python-modules/wrf-python/default.nix9
-rw-r--r--pkgs/development/python-modules/wtf-peewee/default.nix33
-rw-r--r--pkgs/development/tools/build-managers/conan/default.nix29
-rw-r--r--pkgs/development/tools/buildpack/default.nix26
-rw-r--r--pkgs/development/web/nodejs/disable-libatomic-darwin-12_x.patch11
-rw-r--r--pkgs/development/web/nodejs/disable-libatomic-darwin.patch (renamed from pkgs/development/web/nodejs/disable-libatomic-darwin-13_x.patch)2
-rw-r--r--pkgs/development/web/nodejs/v12.nix6
-rw-r--r--pkgs/development/web/nodejs/v13.nix2
-rw-r--r--pkgs/games/endless-sky/default.nix4
-rw-r--r--pkgs/games/endless-sky/fixes.patch9
-rw-r--r--pkgs/misc/vim-plugins/generated.nix96
-rw-r--r--pkgs/misc/vim-plugins/overrides.nix7
-rwxr-xr-xpkgs/misc/vim-plugins/update.py53
-rw-r--r--pkgs/os-specific/linux/displaylink/default.nix2
-rw-r--r--pkgs/os-specific/linux/firmware/fwupd/add-option-for-installation-sysconfdir.patch66
-rw-r--r--pkgs/os-specific/linux/firmware/fwupd/default.nix26
-rw-r--r--pkgs/os-specific/linux/firmware/fwupd/fix-paths.patch11
-rw-r--r--pkgs/os-specific/linux/firmware/fwupd/no-which.patch31
-rw-r--r--pkgs/os-specific/linux/targetcli/default.nix9
-rw-r--r--pkgs/servers/samba/4.x.nix4
-rw-r--r--pkgs/servers/sql/postgresql/ext/pg_auto_failover.nix4
-rw-r--r--pkgs/servers/sql/postgresql/ext/pg_hll.nix4
-rw-r--r--pkgs/servers/sql/postgresql/ext/timescaledb.nix4
-rw-r--r--pkgs/shells/zsh/zsh-fast-syntax-highlighting/default.nix30
-rw-r--r--pkgs/tools/admin/elasticsearch-curator/default.nix (renamed from pkgs/development/python-modules/elasticsearch-curator/default.nix)54
-rw-r--r--pkgs/tools/filesystems/nixpart/0.4/pykickstart.nix1
-rw-r--r--pkgs/tools/graphics/asymptote/default.nix98
-rw-r--r--pkgs/tools/misc/topgrade/default.nix23
-rw-r--r--pkgs/tools/misc/watchexec/default.nix15
-rw-r--r--pkgs/tools/networking/croc/default.nix6
-rw-r--r--pkgs/tools/networking/tinyfecvpn/default.nix37
-rw-r--r--pkgs/tools/package-management/nfpm/default.nix6
-rw-r--r--pkgs/tools/security/vulnix/default.nix4
-rw-r--r--pkgs/tools/virtualization/cri-tools/default.nix6
-rw-r--r--pkgs/top-level/aliases.nix2
-rw-r--r--pkgs/top-level/all-packages.nix50
-rw-r--r--pkgs/top-level/python-packages.nix44
236 files changed, 2531 insertions, 2636 deletions
diff --git a/nixos/doc/manual/release-notes/rl-2003.xml b/nixos/doc/manual/release-notes/rl-2003.xml
index 7b9cfbd4df6..c0e7a00d757 100644
--- a/nixos/doc/manual/release-notes/rl-2003.xml
+++ b/nixos/doc/manual/release-notes/rl-2003.xml
@@ -155,6 +155,14 @@
       You should now use the different build tools coming with the languages with sandbox mode disabled.
     </para>
    </listitem>
+   <listitem>
+    <para>
+     There is now only one Xfce package-set and module. This means attributes, <literal>xfce4-14</literal>
+     <literal>xfce4-12</literal>, and <literal>xfceUnstable</literal> all now point to the latest Xfce 4.14
+     packages. And in future NixOS releases will be the latest released version of Xfce available at the
+     time during the releases development (if viable).
+    </para>
+   </listitem>
   </itemizedlist>
  </section>
 
diff --git a/nixos/modules/misc/ids.nix b/nixos/modules/misc/ids.nix
index a4db2c9d1d8..f8b188e7b1c 100644
--- a/nixos/modules/misc/ids.nix
+++ b/nixos/modules/misc/ids.nix
@@ -11,6 +11,9 @@
 
 { lib, ... }:
 
+let
+  inherit (lib) types;
+in
 {
   options = {
 
@@ -19,6 +22,7 @@
       description = ''
         The user IDs used in NixOS.
       '';
+      type = types.attrsOf types.int;
     };
 
     ids.gids = lib.mkOption {
@@ -26,6 +30,7 @@
       description = ''
         The group IDs used in NixOS.
       '';
+      type = types.attrsOf types.int;
     };
 
   };
diff --git a/nixos/modules/services/desktops/tumbler.nix b/nixos/modules/services/desktops/tumbler.nix
index d18088d4634..a833e99ff8c 100644
--- a/nixos/modules/services/desktops/tumbler.nix
+++ b/nixos/modules/services/desktops/tumbler.nix
@@ -7,12 +7,17 @@ with lib;
 let
 
   cfg = config.services.tumbler;
-  tumbler = cfg.package;
 
 in
 
 {
 
+  imports = [
+    (mkRemovedOptionModule
+      [ "services" "tumbler" "package" ]
+      "")
+  ];
+
   ###### interface
 
   options = {
@@ -21,13 +26,6 @@ in
 
       enable = mkEnableOption "Tumbler, A D-Bus thumbnailer service";
 
-      package = mkOption {
-        type = types.package;
-        default = pkgs.xfce4-14.tumbler;
-        description = "Which tumbler package to use";
-        example = pkgs.xfce4-12.tumbler;
-      };
-
     };
 
   };
@@ -37,11 +35,11 @@ in
 
   config = mkIf cfg.enable {
 
-    environment.systemPackages = [
+    environment.systemPackages = with pkgs.xfce; [
       tumbler
     ];
 
-    services.dbus.packages = [
+    services.dbus.packages = with pkgs.xfce; [
       tumbler
     ];
 
diff --git a/nixos/modules/services/hardware/fwupd.nix b/nixos/modules/services/hardware/fwupd.nix
index 6c341bcbf24..51877970a8b 100644
--- a/nixos/modules/services/hardware/fwupd.nix
+++ b/nixos/modules/services/hardware/fwupd.nix
@@ -74,7 +74,7 @@ in {
         default = false;
         description = ''
           Whether to enable test remote. This is used by
-          <link xlink:href="https://github.com/hughsie/fwupd/blob/master/data/installed-tests/README.md">installed tests</link>.
+          <link xlink:href="https://github.com/fwupd/fwupd/blob/master/data/installed-tests/README.md">installed tests</link>.
         '';
       };
 
@@ -115,10 +115,6 @@ in {
     services.udev.packages = [ cfg.package ];
 
     systemd.packages = [ cfg.package ];
-
-    systemd.tmpfiles.rules = [
-      "d /var/lib/fwupd 0755 root root -"
-    ];
   };
 
   meta = {
diff --git a/nixos/modules/services/hardware/tlp.nix b/nixos/modules/services/hardware/tlp.nix
index 4f8af797828..adc1881a525 100644
--- a/nixos/modules/services/hardware/tlp.nix
+++ b/nixos/modules/services/hardware/tlp.nix
@@ -37,7 +37,7 @@ in
       enable = mkOption {
         type = types.bool;
         default = false;
-        description = "Whether to enable the TLP daemon.";
+        description = "Whether to enable the TLP power management daemon.";
       };
 
       extraConfig = mkOption {
diff --git a/nixos/modules/services/mail/mailcatcher.nix b/nixos/modules/services/mail/mailcatcher.nix
index f5b4508b335..84f06ed199d 100644
--- a/nixos/modules/services/mail/mailcatcher.nix
+++ b/nixos/modules/services/mail/mailcatcher.nix
@@ -25,6 +25,13 @@ in
         description = "The port address of the http server.";
       };
 
+      http.path = mkOption {
+        type = with types; nullOr str;
+        default = null;
+        description = "Prefix to all HTTP paths.";
+        example = "/mailcatcher";
+      };
+
       smtp.ip = mkOption {
         type = types.str;
         default = "127.0.0.1";
@@ -53,7 +60,7 @@ in
       serviceConfig = {
         DynamicUser = true;
         Restart = "always";
-        ExecStart = "${pkgs.mailcatcher}/bin/mailcatcher --foreground --no-quit --http-ip ${cfg.http.ip} --http-port ${toString cfg.http.port} --smtp-ip ${cfg.smtp.ip} --smtp-port ${toString cfg.smtp.port}";
+        ExecStart = "${pkgs.mailcatcher}/bin/mailcatcher --foreground --no-quit --http-ip ${cfg.http.ip} --http-port ${toString cfg.http.port} --smtp-ip ${cfg.smtp.ip} --smtp-port ${toString cfg.smtp.port}" + optionalString (cfg.http.path != null) " --http-path ${cfg.http.path}";
         AmbientCapabilities = optionalString (cfg.http.port < 1024 || cfg.smtp.port < 1024) "cap_net_bind_service";
       };
     };
diff --git a/nixos/modules/services/mail/roundcube.nix b/nixos/modules/services/mail/roundcube.nix
index bdedfa1bb70..36dda619ad0 100644
--- a/nixos/modules/services/mail/roundcube.nix
+++ b/nixos/modules/services/mail/roundcube.nix
@@ -160,7 +160,7 @@ in
               ${pkgs.sudo}/bin/sudo -u ${pgSuperUser} psql postgres -c "create role ${cfg.database.username} with login password '${cfg.database.password}'";
               ${pkgs.sudo}/bin/sudo -u ${pgSuperUser} psql postgres -c "create database ${cfg.database.dbname} with owner ${cfg.database.username}";
             fi
-            PGPASSWORD=${cfg.database.password} ${pkgs.postgresql}/bin/psql -U ${cfg.database.username} \
+            PGPASSWORD="${cfg.database.password}" ${pkgs.postgresql}/bin/psql -U ${cfg.database.username} \
               -f ${cfg.package}/SQL/postgres.initial.sql \
               -h ${cfg.database.host} ${cfg.database.dbname}
             touch /var/lib/roundcube/db-created
diff --git a/nixos/modules/services/mail/rspamd.nix b/nixos/modules/services/mail/rspamd.nix
index 4db35d9e89a..7ef23ad1726 100644
--- a/nixos/modules/services/mail/rspamd.nix
+++ b/nixos/modules/services/mail/rspamd.nix
@@ -60,7 +60,7 @@ let
       };
       type = mkOption {
         type = types.nullOr (types.enum [
-          "normal" "controller" "fuzzy_storage" "rspamd_proxy" "lua" "proxy"
+          "normal" "controller" "fuzzy" "rspamd_proxy" "lua" "proxy"
         ]);
         description = ''
           The type of this worker. The type <literal>proxy</literal> is
diff --git a/nixos/modules/services/networking/bind.nix b/nixos/modules/services/networking/bind.nix
index 06af4dbcca4..d09c6735e12 100644
--- a/nixos/modules/services/networking/bind.nix
+++ b/nixos/modules/services/networking/bind.nix
@@ -78,7 +78,11 @@ in
       cacheNetworks = mkOption {
         default = ["127.0.0.0/24"];
         description = "
-          What networks are allowed to use us as a resolver.
+          What networks are allowed to use us as a resolver.  Note
+          that this is for recursive queries -- all networks are
+          allowed to query zones configured with the `zones` option.
+          It is recommended that you limit cacheNetworks to avoid your
+          server being used for DNS amplification attacks.
         ";
       };
 
diff --git a/nixos/modules/services/networking/bitcoind.nix b/nixos/modules/services/networking/bitcoind.nix
index 90f1291c019..4e00a886547 100644
--- a/nixos/modules/services/networking/bitcoind.nix
+++ b/nixos/modules/services/networking/bitcoind.nix
@@ -177,9 +177,6 @@ in {
         NoNewPrivileges = "true";
         PrivateDevices = "true";
         MemoryDenyWriteExecute = "true";
-
-        # Permission for preStart
-        PermissionsStartOnly = "true";
       };
     };
     users.users.${cfg.user} = {
diff --git a/nixos/modules/services/networking/eternal-terminal.nix b/nixos/modules/services/networking/eternal-terminal.nix
index be7337ece7e..a2e5b30dc0f 100644
--- a/nixos/modules/services/networking/eternal-terminal.nix
+++ b/nixos/modules/services/networking/eternal-terminal.nix
@@ -23,6 +23,8 @@ in
         type = types.int;
         description = ''
           The port the server should listen on. Will use the server's default (2022) if not specified.
+
+          Make sure to open this port in the firewall if necessary.
         '';
       };
 
@@ -86,4 +88,8 @@ in
       };
     };
   };
+
+  meta = {
+    maintainers = with lib.maintainers; [ pingiun ];
+  };
 }
diff --git a/nixos/modules/services/networking/syncthing.nix b/nixos/modules/services/networking/syncthing.nix
index 165fd5970cf..b3f2af5b179 100644
--- a/nixos/modules/services/networking/syncthing.nix
+++ b/nixos/modules/services/networking/syncthing.nix
@@ -18,6 +18,7 @@ let
     fsWatcherEnabled = folder.watch;
     fsWatcherDelayS = folder.watchDelay;
     ignorePerms = folder.ignorePerms;
+    versioning = folder.versioning;
   }) (filterAttrs (
     _: folder:
     folder.enable
@@ -220,6 +221,69 @@ in {
                 '';
               };
 
+              versioning = mkOption {
+                default = null;
+                description = ''
+                  How to keep changed/deleted files with syncthing.
+                  There are 4 different types of versioning with different parameters.
+                  See https://docs.syncthing.net/users/versioning.html
+                '';
+                example = [
+                  {
+                    versioning = {
+                      type = "simple";
+                      params.keep = "10";
+                    };
+                  }
+                  {
+                    versioning = {
+                      type = "trashcan";
+                      params.cleanoutDays = "1000";
+                    };
+                  }
+                  {
+                    versioning = {
+                      type = "staggered";
+                      params = {
+                        cleanInterval = "3600";
+                        maxAge = "31536000";
+                        versionsPath = "/syncthing/backup";
+                      };
+                    };
+                  }
+                  {
+                    versioning = {
+                      type = "external";
+                      params.versionsPath = pkgs.writers.writeBash "backup" ''
+                        folderpath="$1"
+                        filepath="$2"
+                        rm -rf "$folderpath/$filepath"
+                      '';
+                    };
+                  }
+                ];
+                type = with types; nullOr (submodule {
+                  options = {
+                    type = mkOption {
+                      type = enum [ "external" "simple" "staggered" "trashcan" ];
+                      description = ''
+                        Type of versioning.
+                        See https://docs.syncthing.net/users/versioning.html
+                      '';
+                    };
+                    params = mkOption {
+                      type = attrsOf (either str path);
+                      description = ''
+                        Parameters for versioning. Structure depends on versioning.type.
+                        See https://docs.syncthing.net/users/versioning.html
+                      '';
+                    };
+                  };
+                });
+              };
+
+
+
               rescanInterval = mkOption {
                 type = types.int;
                 default = 3600;
diff --git a/nixos/modules/services/web-servers/nginx/location-options.nix b/nixos/modules/services/web-servers/nginx/location-options.nix
index aeb9b1dd79e..2b3749d8a74 100644
--- a/nixos/modules/services/web-servers/nginx/location-options.nix
+++ b/nixos/modules/services/web-servers/nginx/location-options.nix
@@ -1,4 +1,4 @@
-# This file defines the options that can be used both for the Apache
+# This file defines the options that can be used both for the Nginx
 # main server configuration, and for the virtual hosts.  (The latter
 # has additional options that affect the web server as a whole, like
 # the user/group to run under.)
@@ -92,4 +92,3 @@ with lib;
     };
   };
 }
-
diff --git a/nixos/modules/services/web-servers/nginx/vhost-options.nix b/nixos/modules/services/web-servers/nginx/vhost-options.nix
index 15b933c984a..7e488f33a41 100644
--- a/nixos/modules/services/web-servers/nginx/vhost-options.nix
+++ b/nixos/modules/services/web-servers/nginx/vhost-options.nix
@@ -1,4 +1,4 @@
-# This file defines the options that can be used both for the Apache
+# This file defines the options that can be used both for the Nginx
 # main server configuration, and for the virtual hosts.  (The latter
 # has additional options that affect the web server as a whole, like
 # the user/group to run under.)
diff --git a/nixos/modules/services/x11/desktop-managers/default.nix b/nixos/modules/services/x11/desktop-managers/default.nix
index dfb84113e13..671a959cdde 100644
--- a/nixos/modules/services/x11/desktop-managers/default.nix
+++ b/nixos/modules/services/x11/desktop-managers/default.nix
@@ -18,7 +18,7 @@ in
   # determines the default: later modules (if enabled) are preferred.
   # E.g., if Plasma 5 is enabled, it supersedes xterm.
   imports = [
-    ./none.nix ./xterm.nix ./xfce.nix ./xfce4-14.nix ./plasma5.nix ./lumina.nix
+    ./none.nix ./xterm.nix ./xfce.nix ./plasma5.nix ./lumina.nix
     ./lxqt.nix ./enlightenment.nix ./gnome3.nix ./kodi.nix ./maxx.nix
     ./mate.nix ./pantheon.nix ./surf-display.nix
   ];
diff --git a/nixos/modules/services/x11/desktop-managers/xfce.nix b/nixos/modules/services/x11/desktop-managers/xfce.nix
index 6965c6d2646..0b70ad5f29c 100644
--- a/nixos/modules/services/x11/desktop-managers/xfce.nix
+++ b/nixos/modules/services/x11/desktop-managers/xfce.nix
@@ -7,6 +7,32 @@ let
 in
 
 {
+
+  imports = [
+    # added 2019-08-18
+    # needed to preserve some semblance of UI familarity
+    # with original XFCE module
+    (mkRenamedOptionModule
+      [ "services" "xserver" "desktopManager" "xfce4-14" "extraSessionCommands" ]
+      [ "services" "xserver" "displayManager" "sessionCommands" ])
+
+    # added 2019-11-04
+    # xfce4-14 module removed and promoted to xfce.
+    # Needed for configs that used xfce4-14 module to migrate to this one.
+    (mkRenamedOptionModule
+      [ "services" "xserver" "desktopManager" "xfce4-14" "enable" ]
+      [ "services" "xserver" "desktopManager" "xfce" "enable" ])
+    (mkRenamedOptionModule
+      [ "services" "xserver" "desktopManager" "xfce4-14" "noDesktop" ]
+      [ "services" "xserver" "desktopManager" "xfce" "noDesktop" ])
+    (mkRenamedOptionModule
+      [ "services" "xserver" "desktopManager" "xfce4-14" "enableXfwm" ]
+      [ "services" "xserver" "desktopManager" "xfce" "enableXfwm" ])
+    (mkRenamedOptionModule
+      [ "services" "xserver" "desktopManager" "xfce" "extraSessionCommands" ]
+      [ "services" "xserver" "displayManager" "sessionCommands" ])
+  ];
+
   options = {
     services.xserver.desktopManager.xfce = {
       enable = mkOption {
@@ -30,14 +56,6 @@ in
         description = "Don't install XFCE desktop components (xfdesktop, panel and notification daemon).";
       };
 
-      extraSessionCommands = mkOption {
-        default = "";
-        type = types.lines;
-        description = ''
-          Shell commands executed just before XFCE is started.
-        '';
-      };
-
       enableXfwm = mkOption {
         type = types.bool;
         default = true;
@@ -48,76 +66,101 @@ in
 
   config = mkIf cfg.enable {
     environment.systemPackages = with pkgs.xfce // pkgs; [
-      # Get GTK themes and gtk-update-icon-cache
-      gtk2.out
+      glib # for gsettings
+      gtk3.out # gtk-update-icon-cache
 
-      # Supplies some abstract icons such as:
-      # utilities-terminal, accessories-text-editor
+      gnome3.gnome-themes-extra
       gnome3.adwaita-icon-theme
-
       hicolor-icon-theme
       tango-icon-theme
       xfce4-icon-theme
 
+      desktop-file-utils
+      shared-mime-info # for update-mime-database
+
+      # For a polkit authentication agent
+      polkit_gnome
+
       # Needed by Xfce's xinitrc script
-      # TODO: replace with command -v
-      which
+      xdg-user-dirs # Update user dirs as described in https://freedesktop.org/wiki/Software/xdg-user-dirs/
 
       exo
       garcon
-      gtk-xfce-engine
       libxfce4ui
-      tumbler
       xfconf
 
       mousepad
+      parole
       ristretto
       xfce4-appfinder
       xfce4-screenshooter
       xfce4-session
       xfce4-settings
+      xfce4-taskmanager
       xfce4-terminal
 
       (thunar.override { thunarPlugins = cfg.thunarPlugins; })
-      thunar-volman # TODO: drop
-    ] ++ (if config.hardware.pulseaudio.enable
-          then [ xfce4-mixer-pulse xfce4-volumed-pulse ]
-          else [ xfce4-mixer xfce4-volumed ])
-      # TODO: NetworkManager doesn't belong here
-      ++ optionals config.networking.networkmanager.enable [ networkmanagerapplet ]
-      ++ optionals config.powerManagement.enable [ xfce4-power-manager ]
-      ++ optionals cfg.enableXfwm [ xfwm4 ]
-      ++ optionals (!cfg.noDesktop) [
-        xfce4-panel
+    ] # TODO: NetworkManager doesn't belong here
+      ++ optional config.networking.networkmanager.enable networkmanagerapplet
+      ++ optional config.powerManagement.enable xfce4-power-manager
+      ++ optionals config.hardware.pulseaudio.enable [
+        pavucontrol
+        # volume up/down keys support:
+        # xfce4-pulseaudio-plugin includes all the functionalities of xfce4-volumed-pulse
+        # but can only be used with xfce4-panel, so for no-desktop usage we still include
+        # xfce4-volumed-pulse
+        (if cfg.noDesktop then xfce4-volumed-pulse else xfce4-pulseaudio-plugin)
+      ] ++ optionals cfg.enableXfwm [
+        xfwm4
+        xfwm4-themes
+      ] ++ optionals (!cfg.noDesktop) [
         xfce4-notifyd
+        xfce4-panel
         xfdesktop
       ];
 
     environment.pathsToLink = [
       "/share/xfce4"
-      "/share/themes"
-      "/share/gtksourceview-2.0"
+      "/lib/xfce4"
+      "/share/gtksourceview-3.0"
+      "/share/gtksourceview-4.0"
     ];
 
-    services.xserver.gdk-pixbuf.modulePackages = [ pkgs.librsvg ];
-
     services.xserver.desktopManager.session = [{
       name = "xfce";
       bgSupport = true;
       start = ''
-        ${cfg.extraSessionCommands}
-
-        ${pkgs.runtimeShell} ${pkgs.xfce.xinitrc} &
+        ${pkgs.runtimeShell} ${pkgs.xfce.xfce4-session.xinitrc} &
         waitPID=$!
       '';
     }];
 
     services.xserver.updateDbusEnvironment = true;
+    services.xserver.gdk-pixbuf.modulePackages = [ pkgs.librsvg ];
 
     # Enable helpful DBus services.
     services.udisks2.enable = true;
+    security.polkit.enable = true;
+    services.accounts-daemon.enable = true;
     services.upower.enable = config.powerManagement.enable;
+    services.gnome3.glib-networking.enable = true;
     services.gvfs.enable = true;
     services.gvfs.package = pkgs.xfce.gvfs;
+    services.tumbler.enable = true;
+    services.system-config-printer.enable = (mkIf config.services.printing.enable (mkDefault true));
+    services.xserver.libinput.enable = mkDefault true; # used in xfce4-settings-manager
+
+    # Enable default programs
+    programs.dconf.enable = true;
+
+    # Shell integration for VTE terminals
+    programs.bash.vteIntegration = mkDefault true;
+    programs.zsh.vteIntegration = mkDefault true;
+
+    # Systemd services
+    systemd.packages = with pkgs.xfce; [
+      (thunar.override { thunarPlugins = cfg.thunarPlugins; })
+    ] ++ optional (!cfg.noDesktop) xfce4-notifyd;
+
   };
 }
diff --git a/nixos/modules/services/x11/desktop-managers/xfce4-14.nix b/nixos/modules/services/x11/desktop-managers/xfce4-14.nix
deleted file mode 100644
index ffc99172e79..00000000000
--- a/nixos/modules/services/x11/desktop-managers/xfce4-14.nix
+++ /dev/null
@@ -1,152 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-with lib;
-
-let
-  cfg = config.services.xserver.desktopManager.xfce4-14;
-in
-
-{
-  # added 2019-08-18
-  # needed to preserve some semblance of UI familarity
-  # with original XFCE module
-  imports = [
-    (mkRenamedOptionModule
-      [ "services" "xserver" "desktopManager" "xfce4-14" "extraSessionCommands" ]
-      [ "services" "xserver" "displayManager" "sessionCommands" ])
-  ];
-
-  options = {
-    services.xserver.desktopManager.xfce4-14 = {
-      enable = mkOption {
-        type = types.bool;
-        default = false;
-        description = "Enable the Xfce desktop environment.";
-      };
-
-    # TODO: support thunar plugins
-    #   thunarPlugins = mkOption {
-    #     default = [];
-    #     type = types.listOf types.package;
-    #     example = literalExample "[ pkgs.xfce4-14.thunar-archive-plugin ]";
-    #     description = ''
-    #       A list of plugin that should be installed with Thunar.
-    #     '';
-    #  };
-
-      noDesktop = mkOption {
-        type = types.bool;
-        default = false;
-        description = "Don't install XFCE desktop components (xfdesktop, panel and notification daemon).";
-      };
-
-      enableXfwm = mkOption {
-        type = types.bool;
-        default = true;
-        description = "Enable the XFWM (default) window manager.";
-      };
-    };
-  };
-
-  config = mkIf cfg.enable {
-    environment.systemPackages = with pkgs.xfce4-14 // pkgs; [
-      glib # for gsettings
-      gtk3.out # gtk-update-icon-cache
-
-      gnome3.gnome-themes-extra
-      gnome3.adwaita-icon-theme
-      hicolor-icon-theme
-      tango-icon-theme
-      xfce4-icon-theme
-
-      desktop-file-utils
-      shared-mime-info # for update-mime-database
-
-      # For a polkit authentication agent
-      polkit_gnome
-
-      # Needed by Xfce's xinitrc script
-      xdg-user-dirs # Update user dirs as described in https://freedesktop.org/wiki/Software/xdg-user-dirs/
-
-      exo
-      garcon
-      libxfce4ui
-      xfconf
-
-      mousepad
-      parole
-      ristretto
-      xfce4-appfinder
-      xfce4-screenshooter
-      xfce4-session
-      xfce4-settings
-      xfce4-taskmanager
-      xfce4-terminal
-
-      # TODO: resync patch for plugins
-      #(thunar.override { thunarPlugins = cfg.thunarPlugins; })
-      thunar
-    ] # TODO: NetworkManager doesn't belong here
-      ++ optional config.networking.networkmanager.enable networkmanagerapplet
-      ++ optional config.powerManagement.enable xfce4-power-manager
-      ++ optionals config.hardware.pulseaudio.enable [
-        pavucontrol
-        # volume up/down keys support:
-        # xfce4-pulseaudio-plugin includes all the functionalities of xfce4-volumed-pulse
-        # but can only be used with xfce4-panel, so for no-desktop usage we still include
-        # xfce4-volumed-pulse
-        (if cfg.noDesktop then xfce4-volumed-pulse else xfce4-pulseaudio-plugin)
-      ] ++ optionals cfg.enableXfwm [
-        xfwm4
-        xfwm4-themes
-      ] ++ optionals (!cfg.noDesktop) [
-        xfce4-notifyd
-        xfce4-panel
-        xfdesktop
-      ];
-
-    environment.pathsToLink = [
-      "/share/xfce4"
-      "/lib/xfce4"
-      "/share/gtksourceview-3.0"
-      "/share/gtksourceview-4.0"
-    ];
-
-    services.xserver.desktopManager.session = [{
-      name = "xfce4-14";
-      bgSupport = true;
-      start = ''
-        ${pkgs.runtimeShell} ${pkgs.xfce4-14.xinitrc} &
-        waitPID=$!
-      '';
-    }];
-
-    services.xserver.updateDbusEnvironment = true;
-    services.xserver.gdk-pixbuf.modulePackages = [ pkgs.librsvg ];
-
-    # Enable helpful DBus services.
-    services.udisks2.enable = true;
-    security.polkit.enable = true;
-    services.accounts-daemon.enable = true;
-    services.upower.enable = config.powerManagement.enable;
-    services.gnome3.glib-networking.enable = true;
-    services.gvfs.enable = true;
-    services.gvfs.package = pkgs.xfce.gvfs;
-    services.tumbler.enable = true;
-    services.system-config-printer.enable = (mkIf config.services.printing.enable (mkDefault true));
-    services.xserver.libinput.enable = mkDefault true; # used in xfce4-settings-manager
-
-    # Enable default programs
-    programs.dconf.enable = true;
-
-    # Shell integration for VTE terminals
-    programs.bash.vteIntegration = mkDefault true;
-    programs.zsh.vteIntegration = mkDefault true;
-
-    # Systemd services
-    systemd.packages = with pkgs.xfce4-14; [
-      thunar
-    ] ++ optional (!cfg.noDesktop) xfce4-notifyd;
-
-  };
-}
diff --git a/nixos/modules/services/x11/hardware/libinput.nix b/nixos/modules/services/x11/hardware/libinput.nix
index 4a25232383d..71065dfc26b 100644
--- a/nixos/modules/services/x11/hardware/libinput.nix
+++ b/nixos/modules/services/x11/hardware/libinput.nix
@@ -209,12 +209,12 @@ in {
 
     services.xserver.config =
       ''
-        # Automatically enable the libinput driver for all touchpads.
+        # General libinput configuration.
+        # See CONFIGURATION DETAILS section of man:libinput(4).
         Section "InputClass"
           Identifier "libinputConfiguration"
-          MatchIsTouchpad "on"
+          MatchDriver "libinput"
           ${optionalString (cfg.dev != null) ''MatchDevicePath "${cfg.dev}"''}
-          Driver "libinput"
           Option "AccelProfile" "${cfg.accelProfile}"
           ${optionalString (cfg.accelSpeed != null) ''Option "AccelSpeed" "${cfg.accelSpeed}"''}
           ${optionalString (cfg.buttonMapping != null) ''Option "ButtonMapping" "${cfg.buttonMapping}"''}
diff --git a/nixos/modules/system/boot/networkd.nix b/nixos/modules/system/boot/networkd.nix
index 85a106527fe..c091d863034 100644
--- a/nixos/modules/system/boot/networkd.nix
+++ b/nixos/modules/system/boot/networkd.nix
@@ -10,7 +10,7 @@ let
 
   checkLink = checkUnitConfig "Link" [
     (assertOnlyFields [
-      "Description" "Alias" "MACAddressPolicy" "MACAddress" "NamePolicy" "OriginalName"
+      "Description" "Alias" "MACAddressPolicy" "MACAddress" "NamePolicy" "Name" "OriginalName"
       "MTUBytes" "BitsPerSecond" "Duplex" "AutoNegotiation" "WakeOnLan" "Port"
       "TCPSegmentationOffload" "TCP6SegmentationOffload" "GenericSegmentationOffload"
       "GenericReceiveOffload" "LargeReceiveOffload" "RxChannels" "TxChannels"
diff --git a/nixos/modules/system/boot/timesyncd.nix b/nixos/modules/system/boot/timesyncd.nix
index 8282cdd6f3a..0b1d0ff6c22 100644
--- a/nixos/modules/system/boot/timesyncd.nix
+++ b/nixos/modules/system/boot/timesyncd.nix
@@ -20,6 +20,18 @@ with lib;
           The set of NTP servers from which to synchronise.
         '';
       };
+      extraConfig = mkOption {
+        default = "";
+        type = types.lines;
+        example = ''
+          PollIntervalMaxSec=180
+        '';
+        description = ''
+          Extra config options for systemd-timesyncd. See
+          <link xlink:href="https://www.freedesktop.org/software/systemd/man/timesyncd.conf.html">
+          timesyncd.conf(5)</link> for available options.
+        '';
+      };
     };
   };
 
@@ -35,6 +47,7 @@ with lib;
     environment.etc."systemd/timesyncd.conf".text = ''
       [Time]
       NTP=${concatStringsSep " " config.services.timesyncd.servers}
+      ${config.services.timesyncd.extraConfig}
     '';
 
     users.users.systemd-timesync.uid = config.ids.uids.systemd-timesync;
diff --git a/nixos/release-combined.nix b/nixos/release-combined.nix
index 1bcab5cab09..689f881cbea 100644
--- a/nixos/release-combined.nix
+++ b/nixos/release-combined.nix
@@ -136,7 +136,6 @@ in rec {
         (all nixos.tests.switchTest)
         (all nixos.tests.udisks2)
         (all nixos.tests.xfce)
-        (all nixos.tests.xfce4-14)
 
         nixpkgs.tarball
         (all allSupportedNixpkgs.emacs)
diff --git a/nixos/tests/all-tests.nix b/nixos/tests/all-tests.nix
index a827f06731e..a2129ef7076 100644
--- a/nixos/tests/all-tests.nix
+++ b/nixos/tests/all-tests.nix
@@ -285,7 +285,6 @@ in
   wordpress = handleTest ./wordpress.nix {};
   xautolock = handleTest ./xautolock.nix {};
   xfce = handleTest ./xfce.nix {};
-  xfce4-14 = handleTest ./xfce4-14.nix {};
   xmonad = handleTest ./xmonad.nix {};
   xrdp = handleTest ./xrdp.nix {};
   xss-lock = handleTest ./xss-lock.nix {};
diff --git a/nixos/tests/roundcube.nix b/nixos/tests/roundcube.nix
index 3206144ce80..4dccb411ff4 100644
--- a/nixos/tests/roundcube.nix
+++ b/nixos/tests/roundcube.nix
@@ -9,7 +9,7 @@ import ./make-test-python.nix ({ pkgs, ...} : {
       services.roundcube = {
         enable = true;
         hostName = "roundcube";
-        database.password = "notproduction";
+        database.password = "not production";
         package = pkgs.roundcube.withPlugins (plugins: [ plugins.persistent_login ]);
         plugins = [ "persistent_login" ];
       };
@@ -21,10 +21,11 @@ import ./make-test-python.nix ({ pkgs, ...} : {
   };
 
   testScript = ''
-    roundcube.start
-    roundcube.wait_for_unit("postgresql.service")
-    roundcube.wait_for_unit("phpfpm-roundcube.service")
-    roundcube.wait_for_unit("nginx.service")
-    roundcube.succeed("curl -sSL http://roundcube/ | grep 'Keep me logged in'")
+    $roundcube->start;
+    $roundcube->waitForUnit("postgresql.service");
+    $roundcube->waitForUnit("roundcube-setup.service");
+    $roundcube->waitForUnit("phpfpm-roundcube.service");
+    $roundcube->waitForUnit("nginx.service");
+    $roundcube->succeed("curl -sSfL http://roundcube/ | grep 'Keep me logged in'");
   '';
 })
diff --git a/nixos/tests/xfce.nix b/nixos/tests/xfce.nix
index 7ff623062d9..3ea96b38363 100644
--- a/nixos/tests/xfce.nix
+++ b/nixos/tests/xfce.nix
@@ -1,8 +1,5 @@
-import ./make-test.nix ({ pkgs, ...} : {
+import ./make-test-python.nix ({ pkgs, ...} : {
   name = "xfce";
-  meta = with pkgs.stdenv.lib.maintainers; {
-    maintainers = [ eelco shlevy ];
-  };
 
   machine =
     { pkgs, ... }:
@@ -16,31 +13,26 @@ import ./make-test.nix ({ pkgs, ...} : {
 
       services.xserver.desktopManager.xfce.enable = true;
 
-      environment.systemPackages = [ pkgs.xorg.xmessage ];
-
       hardware.pulseaudio.enable = true; # needed for the factl test, /dev/snd/* exists without them but udev doesn't care then
 
       virtualisation.memorySize = 1024;
     };
 
-  testScript =
-    ''
-      $machine->waitForX;
-      $machine->waitForFile("/home/alice/.Xauthority");
-      $machine->succeed("xauth merge ~alice/.Xauthority");
-      $machine->waitForWindow(qr/xfce4-panel/);
-      $machine->sleep(10);
+  testScript = { nodes, ... }: let
+    user = nodes.machine.config.users.users.alice;
+  in ''
+      machine.wait_for_x()
+      machine.wait_for_file("${user.home}/.Xauthority")
+      machine.succeed("xauth merge ${user.home}/.Xauthority")
+      machine.wait_for_window("xfce4-panel")
+      machine.sleep(10)
 
       # Check that logging in has given the user ownership of devices.
-      $machine->succeed("getfacl -p /dev/snd/timer | grep -q alice");
-
-      $machine->succeed("su - alice -c 'DISPLAY=:0.0 xfce4-terminal &'");
-      $machine->waitForWindow(qr/Terminal/);
-      $machine->sleep(10);
-      $machine->screenshot("screen");
+      machine.succeed("getfacl -p /dev/snd/timer | grep -q ${user.name}")
 
-      # Ensure that the X server does proper access control.
-      $machine->mustFail("su - bob -c 'DISPLAY=:0.0 xmessage Foo'");
-      $machine->mustFail("su - bob -c 'DISPLAY=:0 xmessage Foo'");
+      machine.succeed("su - ${user.name} -c 'DISPLAY=:0.0 xfce4-terminal &'")
+      machine.wait_for_window("Terminal")
+      machine.sleep(10)
+      machine.screenshot("screen")
     '';
 })
diff --git a/nixos/tests/xfce4-14.nix b/nixos/tests/xfce4-14.nix
deleted file mode 100644
index d9b87b08437..00000000000
--- a/nixos/tests/xfce4-14.nix
+++ /dev/null
@@ -1,37 +0,0 @@
-import ./make-test.nix ({ pkgs, ...} : {
-  name = "xfce4-14";
-
-  machine =
-    { pkgs, ... }:
-
-    { imports = [ ./common/user-account.nix ];
-
-      services.xserver.enable = true;
-
-      services.xserver.displayManager.auto.enable = true;
-      services.xserver.displayManager.auto.user = "alice";
-
-      services.xserver.desktopManager.xfce4-14.enable = true;
-
-      hardware.pulseaudio.enable = true; # needed for the factl test, /dev/snd/* exists without them but udev doesn't care then
-
-      virtualisation.memorySize = 1024;
-    };
-
-  testScript =
-    ''
-      $machine->waitForX;
-      $machine->waitForFile("/home/alice/.Xauthority");
-      $machine->succeed("xauth merge ~alice/.Xauthority");
-      $machine->waitForWindow(qr/xfce4-panel/);
-      $machine->sleep(10);
-
-      # Check that logging in has given the user ownership of devices.
-      $machine->succeed("getfacl -p /dev/snd/timer | grep -q alice");
-
-      $machine->succeed("su - alice -c 'DISPLAY=:0.0 xfce4-terminal &'");
-      $machine->waitForWindow(qr/Terminal/);
-      $machine->sleep(10);
-      $machine->screenshot("screen");
-    '';
-})
diff --git a/pkgs/applications/audio/vcv-rack/default.nix b/pkgs/applications/audio/vcv-rack/default.nix
index 1beb68a3af3..c0bbd6e71db 100644
--- a/pkgs/applications/audio/vcv-rack/default.nix
+++ b/pkgs/applications/audio/vcv-rack/default.nix
@@ -3,17 +3,10 @@
 , libzip, rtaudio, rtmidi, speex, libsamplerate }:
 
 let
-  glfw-git = glfw.overrideAttrs (oldAttrs: rec {
-    name = "glfw-git-${version}";
-    version = "2019-06-30";
-    src = fetchFromGitHub {
-      owner = "glfw";
-      repo = "glfw";
-      rev = "d25248343e248337284dfbe5ecd1eddbd37ae66d";
-      sha256 = "0gbz353bfmqbpm0af2nqf5draz3k4f3lqwiqj68s8nwn7878aqm3";
-    };
-    buildInputs = oldAttrs.buildInputs ++ [ libXext libXi ];
-  });
+  # The package repo vendors some of the package dependencies as submodules.
+  # Others are downloaded with `make deps`. Due to previous issues with the
+  # `glfw` submodule (see above) and because we can not access the network when
+  # building in a sandbox, we fetch the dependency source manually.
   pfft-source = fetchFromBitbucket {
     owner = "jpommier";
     repo = "pffft";
@@ -47,24 +40,22 @@ let
 in
 with stdenv.lib; stdenv.mkDerivation rec {
   pname = "VCV-Rack";
-  version = "1.1.5";
+  version = "1.1.6";
 
   src = fetchFromGitHub {
     owner = "VCVRack";
     repo = "Rack";
     rev = "v${version}";
-    sha256 = "1g3mkghgiycbxyvzjhanc1b10jynkfkw03bpnha06qgd6gd9wv7k";
+    sha256 = "0ji64prr74qzxf5bx1sw022kbslx9nzll16lmk5in78hbl137b3i";
   };
 
   patches = [
     ./rack-minimize-vendoring.patch
-    # We patch out a call to a custom function, that is not needed on Linux.
-    # This avoids needing a patched version of glfw. The version we previously used disappeared
-    # on GitHub. See https://github.com/NixOS/nixpkgs/issues/71189
-    ./remove-custom-glfw-function.patch
   ];
 
   prePatch = ''
+    # As we can't use `make dep` to set up the dependencies (as explained
+    # above), we do it here manually
     mkdir -p dep/include
 
     cp -r ${pfft-source} dep/jpommier-pffft-source
@@ -86,7 +77,7 @@ with stdenv.lib; stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   nativeBuildInputs = [ makeWrapper pkgconfig ];
-  buildInputs = [ glfw-git alsaLib curl glew gtk2-x11 jansson libjack2 libzip rtaudio rtmidi speex libsamplerate ];
+  buildInputs = [ alsaLib curl glew glfw gtk2-x11 jansson libjack2 libsamplerate libzip rtaudio rtmidi speex ];
 
   buildFlags = "Rack";
 
diff --git a/pkgs/applications/audio/vcv-rack/remove-custom-glfw-function.patch b/pkgs/applications/audio/vcv-rack/remove-custom-glfw-function.patch
deleted file mode 100644
index ceb273b81af..00000000000
--- a/pkgs/applications/audio/vcv-rack/remove-custom-glfw-function.patch
+++ /dev/null
@@ -1,16 +0,0 @@
-diff --git a/src/main.cpp b/src/main.cpp
-index 0954ae6..a8299f7 100644
---- a/src/main.cpp
-+++ b/src/main.cpp
-@@ -162,11 +162,6 @@ int main(int argc, char* argv[]) {
- 	INFO("Initializing app");
- 	appInit();
- 
--	const char* openedFilename = glfwGetOpenedFilename();
--	if (openedFilename) {
--		patchPath = openedFilename;
--	}
--
- 	if (!settings::headless) {
- 		APP->patch->init(patchPath);
- 	}
diff --git a/pkgs/applications/editors/kdevelop5/kdev-php.nix b/pkgs/applications/editors/kdevelop5/kdev-php.nix
index 7805234a70c..94db57d593e 100644
--- a/pkgs/applications/editors/kdevelop5/kdev-php.nix
+++ b/pkgs/applications/editors/kdevelop5/kdev-php.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "kdev-php";
-  version = "5.4.3";
+  version = "5.4.4";
 
   src = fetchurl {
     url = "https://github.com/KDE/${pname}/archive/v${version}.tar.gz";
-    sha256 = "0nf9nlykdq40yxdda0as16pd0c5rahwba1fbwni8g19w8mf2y3h5";
+    sha256 = "1q80vh2b4bmpa3sh94b6jsa5ymqr6hcn76mr2lyw30h2ppy5hm5l";
   };
 
   nativeBuildInputs = [ cmake extra-cmake-modules ];
diff --git a/pkgs/applications/editors/kdevelop5/kdev-python.nix b/pkgs/applications/editors/kdevelop5/kdev-python.nix
index 50740e24aca..3cd81f4c1a1 100644
--- a/pkgs/applications/editors/kdevelop5/kdev-python.nix
+++ b/pkgs/applications/editors/kdevelop5/kdev-python.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "kdev-python";
-  version = "5.4.3";
+  version = "5.4.4";
 
   src = fetchurl {
     url = "https://github.com/KDE/${pname}/archive/v${version}.tar.gz";
-    sha256 = "16928a0p5m5mm38j39sxzfqy6rx9pv01aihk2kscdd93z7001b81";
+    sha256 = "04ig8vmn85z15mlngha4ybynjlmv9g9dn48y58wqrkif2ssliq7m";
   };
 
   cmakeFlags = [
diff --git a/pkgs/applications/editors/kdevelop5/kdevelop.nix b/pkgs/applications/editors/kdevelop5/kdevelop.nix
index 1f28c2a4af2..d1c4c80d6b5 100644
--- a/pkgs/applications/editors/kdevelop5/kdevelop.nix
+++ b/pkgs/applications/editors/kdevelop5/kdevelop.nix
@@ -10,11 +10,11 @@
 
 mkDerivation rec {
   pname = "kdevelop";
-  version = "5.4.3";
+  version = "5.4.4";
 
   src = fetchurl {
     url = "mirror://kde/stable/${pname}/${version}/src/${pname}-${version}.tar.xz";
-    sha256 = "0h07gdmg24d517im40b9kl1kzkkzwc9ig4crbl3y9iy0mbpm0hv8";
+    sha256 = "1cangz3ghz39sxxggp2p7kqy2ncgs0r3i19c341b5xbkcxw2y20h";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/applications/editors/thonny/default.nix b/pkgs/applications/editors/thonny/default.nix
index a6179452f4d..e1c939c93c9 100644
--- a/pkgs/applications/editors/thonny/default.nix
+++ b/pkgs/applications/editors/thonny/default.nix
@@ -4,13 +4,13 @@ with python3.pkgs;
 
 buildPythonApplication rec {
   pname = "thonny";
-  version = "3.2.0b7";
+  version = "3.2.3";
 
   src = fetchFromGitHub {
     owner = pname;
     repo = pname;
     rev = "v${version}";
-    sha256 = "0p0hi5rj873cszx9rpbjjq51vs6xys3rlq9v1rya710i3fnw0hqh";
+    sha256 = "0wgjwjh6296vs8awl4rylb5nshj9q9kzxv7j4vlmiabll06mx6gi";
   };
 
   propagatedBuildInputs = with python3.pkgs; [
@@ -22,6 +22,7 @@ buildPythonApplication rec {
     mypy
     pyperclip
     asttokens
+    send2trash
   ];
 
   preInstall = ''
diff --git a/pkgs/applications/editors/vim/configurable.nix b/pkgs/applications/editors/vim/configurable.nix
index d21d0ad5ee0..bb3d571e6f8 100644
--- a/pkgs/applications/editors/vim/configurable.nix
+++ b/pkgs/applications/editors/vim/configurable.nix
@@ -145,7 +145,12 @@ in stdenv.mkDerivation rec {
       cp ${vimPlugins.vim-nix.src}/syntax/nix.vim runtime/syntax/nix.vim
     '';
 
+  preInstall = ''
+    mkdir -p $out/share/applications $out/share/icons/{hicolor,locolor}/{16x16,32x32,48x48}/apps
+  '';
+
   postInstall = ''
+    ln -s $out/bin/vim $out/bin/vi
   '' + stdenv.lib.optionalString stdenv.isLinux ''
     patchelf --set-rpath \
       "$(patchelf --print-rpath $out/bin/vim):${stdenv.lib.makeLibraryPath buildInputs}" \
@@ -177,9 +182,5 @@ in stdenv.mkDerivation rec {
     rewrap gvimdiff -gd
   '';
 
-  preInstall = ''
-    mkdir -p $out/share/applications $out/share/icons/{hicolor,locolor}/{16x16,32x32,48x48}/apps
-  '';
-
-  dontStrip = 1;
+  dontStrip = true;
 }
diff --git a/pkgs/applications/editors/vscode/vscode.nix b/pkgs/applications/editors/vscode/vscode.nix
index c6ea333b3a3..f914c90dd79 100644
--- a/pkgs/applications/editors/vscode/vscode.nix
+++ b/pkgs/applications/editors/vscode/vscode.nix
@@ -11,13 +11,13 @@ let
   archive_fmt = if system == "x86_64-darwin" then "zip" else "tar.gz";
 
   sha256 = {
-    x86_64-linux = "1jxjf1yg17l61n8qmnh4916426da8asp8p36lfyawxif8m9sx8ag";
-    x86_64-darwin = "1yxxvqpk849dzbzhdqz0j16f50z4slcx51bkv2svfb36nxdaahl1";
+    x86_64-linux = "1zxj1vav7swjmvvgcn1y61figjhqrczf8d16rk6yayja1pfjgvs5";
+    x86_64-darwin = "0f6ck40rkngzcm5xih1rbwpz905r533n2z08maycgf4iajgwrn43";
   }.${system};
 in
   callPackage ./generic.nix rec {
 
-    version = "1.40.0";
+    version = "1.40.1";
     pname = "vscode";
 
     executableName = "code" + lib.optionalString isInsiders "-insiders";
diff --git a/pkgs/applications/editors/vscode/vscodium.nix b/pkgs/applications/editors/vscode/vscodium.nix
index e2386bc1118..b8010cab181 100644
--- a/pkgs/applications/editors/vscode/vscodium.nix
+++ b/pkgs/applications/editors/vscode/vscodium.nix
@@ -11,8 +11,8 @@ let
   archive_fmt = if system == "x86_64-darwin" then "zip" else "tar.gz";
 
   sha256 = {
-    x86_64-linux = "013jhmc29angqh9qb8jj0jqk4whqb59id61njm8gwz977sdgpf9l";
-    x86_64-darwin = "09jfii132cib1kn3bghwchdlvi4cfjqz5hvw6j5gr53h7j35k37j";
+    x86_64-linux = "0yi1ghliivhb50153dvv9q5gbbgh2dd1m3xrl1i097b3phrzb0j4";
+    x86_64-darwin = "1slf4h8yhhzlr6cm839y3zx7k831zl24xasi88z6xvib32rh9qxs";
   }.${system};
 
   sourceRoot = {
@@ -23,7 +23,7 @@ in
   callPackage ./generic.nix rec {
     inherit sourceRoot;
 
-    version = "1.39.2";
+    version = "1.40.0";
     pname = "vscodium";
 
     executableName = "codium";
@@ -50,7 +50,7 @@ in
       homepage = https://github.com/VSCodium/vscodium;
       downloadPage = https://github.com/VSCodium/vscodium/releases;
       license = licenses.mit;
-      maintainers = with maintainers; [];
+      maintainers = with maintainers; [ synthetica ];
       platforms = [ "x86_64-linux" "x86_64-darwin" ];
     };
   }
diff --git a/pkgs/applications/misc/cointop/default.nix b/pkgs/applications/misc/cointop/default.nix
index cba9c1d4227..29700774219 100644
--- a/pkgs/applications/misc/cointop/default.nix
+++ b/pkgs/applications/misc/cointop/default.nix
@@ -2,13 +2,13 @@
 
 buildGoPackage rec {
   pname = "cointop";
-  version = "1.3.6";
+  version = "1.4.1";
 
   src = fetchFromGitHub {
     owner = "miguelmota";
     repo = pname;
     rev = version;
-    sha256 = "0xm616yjqf6qq98yjbdj6lihib2p4fh6jd91dcb59arkbs2l1nbg";
+    sha256 = "067jsn66xs30d5yz9z8cvpxbvh8a95kllkb2wk134c43bfxy2m34";
   };
 
   goPackagePath = "github.com/miguelmota/cointop";
diff --git a/pkgs/applications/misc/geoipupdate/default.nix b/pkgs/applications/misc/geoipupdate/default.nix
new file mode 100644
index 00000000000..57060179473
--- /dev/null
+++ b/pkgs/applications/misc/geoipupdate/default.nix
@@ -0,0 +1,23 @@
+{ stdenv, buildGoModule, fetchFromGitHub }:
+
+buildGoModule rec {
+  pname = "geoipupdate";
+  version = "4.1.5";
+
+  src = fetchFromGitHub {
+    owner = "maxmind";
+    repo = "geoipupdate";
+    rev = "v${version}";
+    sha256 = "1k0bmsqgw35sdmaafinlr4qd5910fi598i8irxrz11394d3c8giv";
+  };
+
+  modSha256 = "0mk6zp6byq3jc6wipx53bg5igry114klq5w8isc0z6r63zjsk6f6";
+
+  meta = with stdenv.lib; {
+    description = "Automatic GeoIP database updater";
+    homepage = "https://github.com/maxmind/geoipupdate";
+    license = with licenses; [ asl20 ];
+    platforms = platforms.all;
+    maintainers = with maintainers; [ das_j ];
+  };
+}
diff --git a/pkgs/applications/misc/gpscorrelate/default.nix b/pkgs/applications/misc/gpscorrelate/default.nix
index bf7bec38afb..07918d3d599 100644
--- a/pkgs/applications/misc/gpscorrelate/default.nix
+++ b/pkgs/applications/misc/gpscorrelate/default.nix
@@ -3,17 +3,15 @@
 
 stdenv.mkDerivation rec {
   pname = "gpscorrelate";
-  version = "unstable-2019-09-03";
+  version = "2.0";
 
   src = fetchFromGitHub {
     owner = "dfandrich";
     repo = pname;
-    rev = "e1dd44a34f67b1ab7201440e60a840258ee448d2";
-    sha256 = "0gjwwdqh9dprzylmmnk3gm41khka9arkij3i9amd8y7d49pm9rlv";
+    rev = version;
+    sha256 = "1wkpb0nqnm0ik46hp2sibf96h2gxi6n951zm8c72scgmh4ciq4fl";
   };
 
-  patches = [ ./fix-localedir.diff ];
-
   nativeBuildInputs = [
     desktop-file-utils
     docbook_xml_dtd_42
@@ -30,7 +28,6 @@ stdenv.mkDerivation rec {
 
   makeFlags = [
     "prefix=${placeholder "out"}"
-    "GTK=3"
     "CC=cc"
     "CXX=c++"
     "CFLAGS=-DENABLE_NLS"
@@ -60,7 +57,7 @@ stdenv.mkDerivation rec {
     '';
 
     license = licenses.gpl2Plus;
-    homepage = "https://github.com/dfandrich/gpscorrelate";
+    homepage = "https://dfandrich.github.io/gpscorrelate/";
     platforms = platforms.linux;
     maintainers = with maintainers; [ sikmir ];
   };
diff --git a/pkgs/applications/misc/gpscorrelate/fix-localedir.diff b/pkgs/applications/misc/gpscorrelate/fix-localedir.diff
deleted file mode 100644
index 5f9cb296ecd..00000000000
--- a/pkgs/applications/misc/gpscorrelate/fix-localedir.diff
+++ /dev/null
@@ -1,27 +0,0 @@
-diff --git i/Makefile w/Makefile
-index 47919ca..408fd68 100644
---- i/Makefile
-+++ w/Makefile
-@@ -33,8 +33,9 @@ datadir  = $(prefix)/share
- mandir   = $(datadir)/man
- docdir   = $(datadir)/doc/gpscorrelate
- applicationsdir = $(datadir)/applications
-+localedir = ${datadir}/locale
- 
--DEFS = -DPACKAGE_VERSION=\"$(PACKAGE_VERSION)\"
-+DEFS = -DPACKAGE_VERSION=\"$(PACKAGE_VERSION)\" -DPACKAGE_LOCALE_DIR=\"$(localedir)\"
- 
- TARGETS = gpscorrelate-gui$(EXEEXT) gpscorrelate$(EXEEXT) doc/gpscorrelate.1 doc/gpscorrelate.html
- 
-diff --git i/main-gui.c w/main-gui.c
-index fdace6f..8a6197b 100644
---- i/main-gui.c
-+++ w/main-gui.c
-@@ -40,6 +40,7 @@
- int main(int argc, char* argv[])
- {
- 	/* Initialize gettext (gtk_init initializes the locale) */
-+	(void) bindtextdomain(TEXTDOMAIN, PACKAGE_LOCALE_DIR);
- 	(void) textdomain(TEXTDOMAIN);
- 	(void) bind_textdomain_codeset(TEXTDOMAIN, "UTF-8");
- 
diff --git a/pkgs/development/python-modules/cerberus11/default.nix b/pkgs/applications/misc/pyditz/cerberus.nix
index 81f6ef1e837..614e3ca8135 100644
--- a/pkgs/development/python-modules/cerberus11/default.nix
+++ b/pkgs/applications/misc/pyditz/cerberus.nix
@@ -2,11 +2,11 @@
 
 buildPythonPackage rec {
   pname = "Cerberus";
-  version = "1.3.1";
+  version = "1.1";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "0be48fc0dc84f83202a5309c0aa17cd5393e70731a1698a50d118b762fbe6875";
+    sha256 = "1pxzr8sfm2hc5s96m9k044i44nwkva70n0ypr6a35v73zn891cx5";
   };
 
   checkInputs = [ pytestrunner pytest ];
diff --git a/pkgs/applications/misc/pyditz/default.nix b/pkgs/applications/misc/pyditz/default.nix
index 0f4e743aba4..60de2f9abdc 100644
--- a/pkgs/applications/misc/pyditz/default.nix
+++ b/pkgs/applications/misc/pyditz/default.nix
@@ -1,18 +1,22 @@
 { stdenv, pythonPackages }:
 
-pythonPackages.buildPythonApplication rec {
+with pythonPackages;
+
+let
+  cerberus_1_1 = callPackage ./cerberus.nix { };
+in buildPythonApplication rec {
   pname = "pyditz";
   version = "0.10.3";
 
-  src = pythonPackages.fetchPypi {
+  src = fetchPypi {
     inherit pname version;
     sha256 = "0hxxz7kxv9gsrr86ccsc31g7bc2agw1ihbxhd659c2m6nrqq5qaf";
   };
-  nativeBuildInputs = [ pythonPackages.setuptools_scm ];
-  propagatedBuildInputs = with pythonPackages; [ pyyaml six jinja2 cerberus11 ];
+  nativeBuildInputs = [ setuptools_scm ];
+  propagatedBuildInputs = [ pyyaml six jinja2 cerberus_1_1 ];
 
   checkPhase = ''
-    ${pythonPackages.python.interpreter} -m unittest discover
+    ${python.interpreter} -m unittest discover
   '';
 
   meta = with stdenv.lib; {
diff --git a/pkgs/applications/misc/redshift/default.nix b/pkgs/applications/misc/redshift/default.nix
index b751560b301..e9862041f4a 100644
--- a/pkgs/applications/misc/redshift/default.nix
+++ b/pkgs/applications/misc/redshift/default.nix
@@ -11,82 +11,108 @@
 , withGeoclue ? withGeolocation && stdenv.isLinux, geoclue
 }:
 
-stdenv.mkDerivation rec {
-  pname = "redshift";
-  version = "1.12";
-
-  src = fetchFromGitHub {
-    owner = "jonls";
-    repo = "redshift";
-    rev = "v${version}";
-    sha256 = "12cb4gaqkybp4bkkns8pam378izr2mwhr2iy04wkprs2v92j7bz6";
+let
+  mkRedshift =
+    { pname, version, src, meta }:
+    stdenv.mkDerivation rec {
+      inherit pname version src meta;
+
+      patches = [
+        # https://github.com/jonls/redshift/pull/575
+        ./575.patch
+      ];
+
+      nativeBuildInputs = [
+        autoconf
+        automake
+        gettext
+        intltool
+        libtool
+        pkgconfig
+        wrapGAppsHook
+        wrapPython
+      ];
+
+      configureFlags = [
+        "--enable-randr=${if withRandr then "yes" else "no"}"
+        "--enable-geoclue2=${if withGeoclue then "yes" else "no"}"
+        "--enable-drm=${if withDrm then "yes" else "no"}"
+        "--enable-quartz=${if withQuartz then "yes" else "no"}"
+        "--enable-corelocation=${if withCoreLocation then "yes" else "no"}"
+      ];
+
+      buildInputs = [
+        gobject-introspection
+        gtk3
+        python
+      ] ++ stdenv.lib.optional  withRandr        libxcb
+        ++ stdenv.lib.optional  withGeoclue      geoclue
+        ++ stdenv.lib.optional  withDrm          libdrm
+        ++ stdenv.lib.optional  withQuartz       ApplicationServices
+        ++ stdenv.lib.optionals withCoreLocation [ CoreLocation Foundation Cocoa ]
+        ;
+
+      pythonPath = [ pygobject3 pyxdg ];
+
+      preConfigure = "./bootstrap";
+
+      postFixup = "wrapPythonPrograms";
+
+      # the geoclue agent may inspect these paths and expect them to be
+      # valid without having the correct $PATH set
+      postInstall = ''
+        substituteInPlace $out/share/applications/redshift.desktop \
+          --replace 'Exec=redshift' "Exec=$out/bin/redshift"
+        substituteInPlace $out/share/applications/redshift.desktop \
+          --replace 'Exec=redshift-gtk' "Exec=$out/bin/redshift-gtk"
+      '';
+
+      enableParallelBuilding = true;
+    };
+in
+rec {
+  redshift = mkRedshift rec {
+    pname = "redshift";
+    version = "1.12";
+
+    src = fetchFromGitHub {
+      owner = "jonls";
+      repo = "redshift";
+      rev = "v${version}";
+      sha256 = "12cb4gaqkybp4bkkns8pam378izr2mwhr2iy04wkprs2v92j7bz6";
+    };
+
+    meta = with stdenv.lib; {
+      description = "Screen color temperature manager";
+      longDescription = ''
+        Redshift adjusts the color temperature according to the position
+        of the sun. A different color temperature is set during night and
+        daytime. During twilight and early morning, the color temperature
+        transitions smoothly from night to daytime temperature to allow
+        your eyes to slowly adapt. At night the color temperature should
+        be set to match the lamps in your room.
+      '';
+      license = licenses.gpl3Plus;
+      homepage = http://jonls.dk/redshift;
+      platforms = platforms.unix;
+      maintainers = with maintainers; [ yegortimoshenko globin ];
+    };
   };
 
-  patches = [
-    # https://github.com/jonls/redshift/pull/575
-    ./575.patch
-  ];
-
-  nativeBuildInputs = [
-    autoconf
-    automake
-    gettext
-    intltool
-    libtool
-    pkgconfig
-    wrapGAppsHook
-    wrapPython
-  ];
-
-  configureFlags = [
-    "--enable-randr=${if withRandr then "yes" else "no"}"
-    "--enable-geoclue2=${if withGeoclue then "yes" else "no"}"
-    "--enable-drm=${if withDrm then "yes" else "no"}"
-    "--enable-quartz=${if withQuartz then "yes" else "no"}"
-    "--enable-corelocation=${if withCoreLocation then "yes" else "no"}"
-  ];
-
-  buildInputs = [
-    gobject-introspection
-    gtk3
-    python
-  ] ++ stdenv.lib.optional  withRandr        libxcb
-    ++ stdenv.lib.optional  withGeoclue      geoclue
-    ++ stdenv.lib.optional  withDrm          libdrm
-    ++ stdenv.lib.optional  withQuartz       ApplicationServices
-    ++ stdenv.lib.optionals withCoreLocation [ CoreLocation Foundation Cocoa ]
-    ;
-
-  pythonPath = [ pygobject3 pyxdg ];
-
-  preConfigure = "./bootstrap";
-
-  postFixup = "wrapPythonPrograms";
-
-  # the geoclue agent may inspect these paths and expect them to be
-  # valid without having the correct $PATH set
-  postInstall = ''
-    substituteInPlace $out/share/applications/redshift.desktop \
-      --replace 'Exec=redshift' "Exec=$out/bin/redshift"
-    substituteInPlace $out/share/applications/redshift.desktop \
-      --replace 'Exec=redshift-gtk' "Exec=$out/bin/redshift-gtk"
-  '';
-
-  enableParallelBuilding = true;
-
-  meta = with stdenv.lib; {
-    description = "Screen color temperature manager";
-    longDescription = ''
-      Redshift adjusts the color temperature according to the position
-      of the sun. A different color temperature is set during night and
-      daytime. During twilight and early morning, the color temperature
-      transitions smoothly from night to daytime temperature to allow
-      your eyes to slowly adapt. At night the color temperature should
-      be set to match the lamps in your room.
-    '';
-    license = licenses.gpl3Plus;
-    homepage = http://jonls.dk/redshift;
-    platforms = platforms.unix;
-    maintainers = with maintainers; [ yegortimoshenko globin ];
+  redshift-wlr = mkRedshift {
+    pname = "redshift-wlr";
+    version = "2019-04-17";
+
+    src = fetchFromGitHub {
+      owner = "minus7";
+      repo = "redshift";
+      rev = "eecbfedac48f827e96ad5e151de8f41f6cd3af66";
+      sha256 = "0rs9bxxrw4wscf4a8yl776a8g880m5gcm75q06yx2cn3lw2b7v22";
+    };
+
+    meta = redshift.meta // {
+      description = redshift.meta.description + "(with wlroots patches)";
+      homepage = https://github.com/minus7/redshift;
+    };
   };
 }
diff --git a/pkgs/applications/networking/browsers/chromium/upstream-info.nix b/pkgs/applications/networking/browsers/chromium/upstream-info.nix
index 2e7fcb09560..bc1b5e9b23c 100644
--- a/pkgs/applications/networking/browsers/chromium/upstream-info.nix
+++ b/pkgs/applications/networking/browsers/chromium/upstream-info.nix
@@ -1,18 +1,18 @@
 # This file is autogenerated from update.sh in the same directory.
 {
   beta = {
-    sha256 = "1n45pfpjqrpzmy7k2ps498mm273bpzfda58dz78lbdm6r7z3s7av";
-    sha256bin64 = "1rf31v1ipix8c6q4blqjrn2ap3pxnlrpfx7037qjpg84zhip0zpc";
-    version = "79.0.3945.29";
+    sha256 = "0sm6x4z6i6p292l98k0h0v69f29hgfd9l46jg8xbh2jzg9f5fp78";
+    sha256bin64 = "1yvy0d2h09cf1w42c93kpw66a2v9yn079zs6qjiqzs07yzxvxjdm";
+    version = "79.0.3945.36";
   };
   dev = {
-    sha256 = "1zj0nmj1687xsyzlh1hy2wblxv1qgdy2kj9h8bmqhld16laxwqw5";
-    sha256bin64 = "1x8wpdz18cflvj2ambqwyhzq206dil4szh1s8paqw1jwncaw7gjf";
-    version = "80.0.3962.2";
+    sha256 = "0zf434ijk6zw37fricnkb1968nhmb7zlfivf59nx9yh7irbwb4hm";
+    sha256bin64 = "1fphf8pwbbirs9fiislg3vav8c4a393lz487sa7f90mzsx84ffiz";
+    version = "80.0.3964.0";
   };
   stable = {
-    sha256 = "01wx5bi397d80za0sdfwgfbjj6n2ad2i31zmcrhm6wzryjwrmx6i";
-    sha256bin64 = "1nwhyasqxkxkx5pn2j9dx95mblj5w7fkh2zwvjz763b331w65ivp";
-    version = "78.0.3904.97";
+    sha256 = "03jvfz68nvmmrplygf96sh0l347p4h03c8vpw8yrglh6ycwkiigr";
+    sha256bin64 = "1knsrdh4vj1zl3v1frzrvzg0pwb64zhq2il7pwskrfcbmsj3gkh6";
+    version = "78.0.3904.108";
   };
 }
diff --git a/pkgs/applications/networking/cluster/terraform/default.nix b/pkgs/applications/networking/cluster/terraform/default.nix
index a72ba1d5884..f8b42470de7 100644
--- a/pkgs/applications/networking/cluster/terraform/default.nix
+++ b/pkgs/applications/networking/cluster/terraform/default.nix
@@ -112,8 +112,8 @@ in rec {
   terraform_0_11-full = terraform_0_11.full;
 
   terraform_0_12 = pluggable (generic {
-    version = "0.12.15";
-    sha256 = "18kvgb2sjldis7bykb11zqzx6avr7a4ry91xsfq4v0iwbi5k383b";
+    version = "0.12.16";
+    sha256 = "10r9vra4d3lyms9cvl0g1ij6ldcfi3vjrqsmd52isrmlmjdzm8nk";
     patches = [ ./provider-path.patch ];
     passthru = { inherit plugins; };
   });
diff --git a/pkgs/applications/networking/instant-messengers/bitlbee/default.nix b/pkgs/applications/networking/instant-messengers/bitlbee/default.nix
index aefde289db5..917610216ae 100644
--- a/pkgs/applications/networking/instant-messengers/bitlbee/default.nix
+++ b/pkgs/applications/networking/instant-messengers/bitlbee/default.nix
@@ -1,4 +1,4 @@
-{ fetchurl, stdenv, gnutls, glib, pkgconfig, check, libotr, python
+{ fetchurl, fetchpatch, stdenv, gnutls, glib, pkgconfig, check, libotr, python
 , enableLibPurple ? false, pidgin ? null
 , enablePam ? false, pam ? null
 }:
@@ -25,6 +25,14 @@ stdenv.mkDerivation rec {
   ] ++ optional enableLibPurple "--purple=1"
     ++ optional enablePam "--pam=1";
 
+  patches = [
+    # This should be dropped once the issue is fixed upstream.
+    (fetchpatch {
+      url = "https://github.com/bitlbee/bitlbee/commit/6ff651b3ec93e5fd74f80766d5e9714d963137bc.diff";
+      sha256 = "144dpm4kq7c268fpww1q3n88ayg068n73fbabr5arh1zryw48qfv";
+    })
+  ];
+
   installTargets = [ "install" "install-dev" ];
 
   doCheck = !enableLibPurple; # Checks fail with libpurple for some reason
diff --git a/pkgs/applications/networking/instant-messengers/signal-cli/default.nix b/pkgs/applications/networking/instant-messengers/signal-cli/default.nix
index 7c474d26c88..027b5b5805c 100644
--- a/pkgs/applications/networking/instant-messengers/signal-cli/default.nix
+++ b/pkgs/applications/networking/instant-messengers/signal-cli/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, lib, fetchurl, makeWrapper, jre_headless }:
+{ stdenv, lib, fetchurl, makeWrapper, jre_headless, libmatthew_java, dbus, dbus_java }:
 
 stdenv.mkDerivation rec {
   pname = "signal-cli";
@@ -10,16 +10,24 @@ stdenv.mkDerivation rec {
     sha256 = "1gvdifscyxmxn2dwlkqi684ahy5kbcj84mqda0m8l4aa8iaq1d59";
   };
 
-  buildInputs = [ makeWrapper ];
+  buildInputs = lib.optional stdenv.isLinux [ libmatthew_java dbus dbus_java ];
+  nativeBuildInputs = [ makeWrapper ];
 
   installPhase = ''
     mkdir -p $out/bin
     cp -r lib $out/lib
     cp bin/signal-cli $out/bin/signal-cli
+  '' + (if stdenv.isLinux then ''
+    makeWrapper ${jre_headless}/bin/java $out/bin/signal-cli \
+      --set JAVA_HOME "${jre_headless}" \
+      --add-flags "-classpath '$out/lib/*:${libmatthew_java}/lib/jni'" \
+      --add-flags "-Djava.library.path=${libmatthew_java}/lib/jni:${dbus_java}/share/java/dbus:$out/lib" \
+      --add-flags "org.asamk.signal.Main"
+  '' else ''
     wrapProgram $out/bin/signal-cli \
       --prefix PATH : ${lib.makeBinPath [ jre_headless ]} \
       --set JAVA_HOME ${jre_headless}
-  '';
+  '');
 
   # Execution in the macOS (10.13) sandbox fails with
   # dyld: Library not loaded: /System/Library/Frameworks/Cocoa.framework/Versions/A/Cocoa
@@ -29,6 +37,7 @@ stdenv.mkDerivation rec {
   #         /System/Library/Frameworks/Cocoa.framework/Versions/A/Cocoa: file system sandbox blocked stat()
   # /nix/store/in41dz8byyyz4c0w132l7mqi43liv4yr-stdenv-darwin/setup: line 1310:  2231 Abort trap: 6           signal-cli --version
   doInstallCheck = stdenv.isLinux;
+
   installCheckPhase = ''
     export PATH=$PATH:$out/bin
     # --help returns non-0 exit code even when working
@@ -39,7 +48,7 @@ stdenv.mkDerivation rec {
     homepage = https://github.com/AsamK/signal-cli;
     description = "Command-line and dbus interface for communicating with the Signal messaging service";
     license = licenses.gpl3;
-    maintainers = with maintainers; [ ivan ];
+    maintainers = with maintainers; [ ivan erictapen ];
     platforms = platforms.all;
   };
 }
diff --git a/pkgs/applications/networking/instant-messengers/skypeforlinux/default.nix b/pkgs/applications/networking/instant-messengers/skypeforlinux/default.nix
index f29e62a1006..2893f21357b 100644
--- a/pkgs/applications/networking/instant-messengers/skypeforlinux/default.nix
+++ b/pkgs/applications/networking/instant-messengers/skypeforlinux/default.nix
@@ -59,7 +59,10 @@ let
   src =
     if stdenv.hostPlatform.system == "x86_64-linux" then
       fetchurl {
-        url = "https://repo.skype.com/deb/pool/main/s/skypeforlinux/skypeforlinux_${version}_amd64.deb";
+        urls = [
+          "https://repo.skype.com/deb/pool/main/s/skypeforlinux/skypeforlinux_${version}_amd64.deb"
+          "https://web.archive.org/web/https://repo.skype.com/deb/pool/main/s/skypeforlinux/skypeforlinux_${version}_amd64.deb"
+        ];
         sha256 = "09k260g9qy4n8vy6wr2jb5mm27cvqyapmv8vj4ff2j72f3ad31vm";
       }
     else
diff --git a/pkgs/applications/networking/irc/glowing-bear/default.nix b/pkgs/applications/networking/irc/glowing-bear/default.nix
index 8bdb23d50dd..2d12386bafa 100644
--- a/pkgs/applications/networking/irc/glowing-bear/default.nix
+++ b/pkgs/applications/networking/irc/glowing-bear/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "glowing-bear";
-  version = "0.7.1";
+  version = "0.7.2";
 
   src = fetchFromGitHub {
     rev = version;
     owner = "glowing-bear";
     repo = "glowing-bear";
-    sha256 = "0gwrf67l3i3nl7zy1miljz6f3vv6zzc3g9as06by548f21cizzjb";
+    sha256 = "14a3fqsmi28g7j3lzk4l4m47p2iml1aaf3514wazn2clw48lnqhw";
   };
 
   installPhase = ''
diff --git a/pkgs/applications/office/qownnotes/default.nix b/pkgs/applications/office/qownnotes/default.nix
index 4152c08ebaf..b646d0fc93f 100644
--- a/pkgs/applications/office/qownnotes/default.nix
+++ b/pkgs/applications/office/qownnotes/default.nix
@@ -2,13 +2,13 @@
 
 mkDerivation rec {
   pname = "qownnotes";
-  version = "19.10.10";
+  version = "19.11.14";
 
   src = fetchurl {
     url = "https://download.tuxfamily.org/${pname}/src/${pname}-${version}.tar.xz";
     # Can grab official version like so:
     # $ curl https://download.tuxfamily.org/qownnotes/src/qownnotes-19.1.8.tar.xz.sha256
-    sha256 = "1zhszlrcmi8l96wq6hp48d8qv16jlyni02wf41dvh5r9ccfwlq42";
+    sha256 = "8faa67720443fc9a116feae3e7d641922a08814b9af4d973d348ff8a0ee0e35d";
   };
 
   nativeBuildInputs = [ qmake qttools ];
diff --git a/pkgs/applications/version-management/git-repo/default.nix b/pkgs/applications/version-management/git-repo/default.nix
index b4fee1c90fa..d5abb6d004b 100644
--- a/pkgs/applications/version-management/git-repo/default.nix
+++ b/pkgs/applications/version-management/git-repo/default.nix
@@ -4,13 +4,13 @@
 
 stdenv.mkDerivation rec {
   pname = "git-repo";
-  version = "1.13.7.1";
+  version = "1.13.8";
 
   src = fetchFromGitHub {
     owner = "android";
     repo = "tools_repo";
     rev = "v${version}";
-    sha256 = "0acsvrc45kdwpj5mi5i61mibr1fdx4g4835c3b8x0fdgrya4n37c";
+    sha256 = "1wmzgijmssgwkkw8g4zgmc4x64xkvz6nq1b3szcvawgv1ndwnb2j";
   };
 
   nativeBuildInputs = [ makeWrapper ];
diff --git a/pkgs/applications/version-management/gitea/default.nix b/pkgs/applications/version-management/gitea/default.nix
index 4ee67a6a1ef..8a22f8c3dc1 100644
--- a/pkgs/applications/version-management/gitea/default.nix
+++ b/pkgs/applications/version-management/gitea/default.nix
@@ -8,13 +8,13 @@ with stdenv.lib;
 
 buildGoPackage rec {
   pname = "gitea";
-  version = "1.9.6";
+  version = "1.10.0";
 
   src = fetchFromGitHub {
     owner = "go-gitea";
     repo = "gitea";
     rev = "v${version}";
-    sha256 = "0ql6hrrc339hrik4yk26bjn5x167c5q4s10kjld5fsgmn2k1nhdb";
+    sha256 = "19r0gbp4q2sk3br17625m8jinlglijjknqs5y20w3kzxrifrjrmk";
     # Required to generate the same checksum on MacOS due to unicode encoding differences
     # More information: https://github.com/NixOS/nixpkgs/pull/48128
     extraPostFetch = ''
diff --git a/pkgs/applications/video/mediathekview/default.nix b/pkgs/applications/video/mediathekview/default.nix
index a5de209854b..586779252b6 100644
--- a/pkgs/applications/video/mediathekview/default.nix
+++ b/pkgs/applications/video/mediathekview/default.nix
@@ -1,25 +1,29 @@
 { stdenv, fetchurl, makeWrapper, jre }:
 
 stdenv.mkDerivation rec {
-  version = "13.2.1";
+  version = "13.5.0";
   pname = "mediathekview";
   src = fetchurl {
-    url = "https://download.mediathekview.de/stabil/MediathekView-${version}.tar.gz";
-    sha256 = "11wg6klviig0h7pprfaygamsgqr7drqra2s4yxgfak6665033l2a";
+    url = "https://download.mediathekview.de/stabil/MediathekView-${version}-linux.tar.gz";
+    sha256 = "0n05w2d6sh03rjms7m9b5nj84cl16gkrc9nsn53kvldglmqmmrac";
   };
 
   nativeBuildInputs = [ makeWrapper ];
 
   installPhase = ''
-    mkdir -p $out/{lib,bin,share/mediathekview}
+    mkdir -p $out/{bin,lib}
 
-    install -m644 MediathekView.jar $out/
-    install -m644 -t $out/lib lib/*
-    install -m755 bin/flv.sh $out/share/mediathekview
+    install -m644 MediathekView.jar $out/lib
 
     makeWrapper ${jre}/bin/java $out/bin/mediathek \
-      --add-flags "-cp '$out/lib/*' -jar $out/MediathekView.jar"
-    '';
+      --add-flags "-Xmx1G -jar $out/lib/MediathekView.jar"
+
+    makeWrapper ${jre}/bin/java $out/bin/MediathekView \
+      --add-flags "-Xmx1G -jar $out/lib/MediathekView.jar"
+
+    makeWrapper ${jre}/bin/java $out/bin/MediathekView_ipv4 \
+      --add-flags "-Xmx1G -Djava.net.preferIPv4Stack=true -jar $out/lib/MediathekView.jar"
+  '';
 
   meta = with stdenv.lib; {
     description = "Offers access to the Mediathek of different tv stations (ARD, ZDF, Arte, etc.)";
diff --git a/pkgs/data/fonts/ibm-plex/default.nix b/pkgs/data/fonts/ibm-plex/default.nix
index d4a673533af..cd868d88d65 100644
--- a/pkgs/data/fonts/ibm-plex/default.nix
+++ b/pkgs/data/fonts/ibm-plex/default.nix
@@ -1,7 +1,7 @@
 { lib, fetchzip }:
 
 let
-  version = "3.0.0";
+  version = "4.0.1";
 in fetchzip {
   name = "ibm-plex-${version}";
   url = "https://github.com/IBM/plex/releases/download/v${version}/OpenType.zip";
@@ -9,7 +9,7 @@ in fetchzip {
     mkdir -p $out/share/fonts
     unzip -j $downloadedFile "OpenType/*/*.otf" -d $out/share/fonts/opentype
   '';
-  sha256 = "1vv0lf2fn0y0ln14s4my8x2mykq1lwqpmkjkhs6cm48mzf740nhs";
+  sha256 = "11d5bsv7d5rbp9f1gf1l4za3xj6jlqwnvsl5ipwx4angh1kb7nk8";
 
   meta = with lib; {
     description = "IBM Plex Typeface";
diff --git a/pkgs/data/fonts/public-sans/default.nix b/pkgs/data/fonts/public-sans/default.nix
index cb4c5523a70..326fe73341f 100644
--- a/pkgs/data/fonts/public-sans/default.nix
+++ b/pkgs/data/fonts/public-sans/default.nix
@@ -1,18 +1,22 @@
 { lib, fetchzip }:
 
 let
-  version = "1.006";
+  version = "1.007";
 in fetchzip {
   name = "public-sans-${version}";
 
   url = "https://github.com/uswds/public-sans/releases/download/v${version}/public-sans-v${version}.zip";
 
   postFetch = ''
-    mkdir -p $out/share
-    unzip $downloadedFile fonts/{otf,variable}/\*.\[ot\]tf -d $out/share/
+    mkdir -p $out/share/fonts
+    unzip -j $downloadedFile binaries/otf/\*.otf -d $out/share/fonts/opentype
+    unzip -j $downloadedFile binaries/variable/\*.ttf -d $out/share/fonts/truetype
+    unzip -j $downloadedFile binaries/webfonts/\*.ttf -d $out/share/fonts/truetype
+    unzip -j $downloadedFile binaries/webfonts/\*.woff -d $out/share/fonts/woff
+    unzip -j $downloadedFile binaries/webfonts/\*.woff2 -d $out/share/fonts/woff2
   '';
 
-  sha256 = "1x04mpynfhcgiwx68w5sawgn69xld7k65mbq7n5vcgbfzh2sjwhq";
+  sha256 = "1yzraw08qm1ig7ks850b329xp6zv2znjwl610dppax34kwhqghsm";
 
   meta = with lib; {
     description = "A strong, neutral, principles-driven, open source typeface for text or display";
diff --git a/pkgs/data/fonts/stix-two/default.nix b/pkgs/data/fonts/stix-two/default.nix
index 1d5ed37767c..c71b51ad75d 100644
--- a/pkgs/data/fonts/stix-two/default.nix
+++ b/pkgs/data/fonts/stix-two/default.nix
@@ -1,18 +1,22 @@
-{ stdenv, fetchzip }:
+{ stdenv, fetchFromGitHub }:
 
 let
-  version = "2.0.0";
-in fetchzip {
+  version = "2.0.2";
+in fetchFromGitHub {
   name = "stix-two-${version}";
 
-  url = "https://github.com/stipub/stixfonts/archive/${version}.zip";
+  owner = "stipub";
+  repo = "stixfonts";
+  rev = "v${version}";
 
   postFetch = ''
-    mkdir -p $out/share/fonts
-    unzip -j $downloadedFile '*/OTF/*.otf' -d $out/share/fonts/opentype
+    tar xf $downloadedFile --strip=1
+    install -m444 -Dt $out/share/fonts/opentype/ OTF/*.otf
+    install -m444 -Dt $out/share/fonts/woff/     WOFF/*.woff
+    install -m444 -Dt $out/share/fonts/woff2/    WOFF2/*.woff2
   '';
 
-  sha256 = "19i30d2xjk52bjj7xva1hnlyh58yd5phas1njcc8ldcz87a1lhql";
+  sha256 = "1ah8s0cb67yv4ll8zfs01mdh9m5i2lbkrfbmkhi1xdid6pxsk32x";
 
   meta = with stdenv.lib; {
     homepage = http://www.stixfonts.org/;
diff --git a/pkgs/data/icons/numix-icon-theme-circle/default.nix b/pkgs/data/icons/numix-icon-theme-circle/default.nix
index 5658f20c744..ed4b2581e85 100644
--- a/pkgs/data/icons/numix-icon-theme-circle/default.nix
+++ b/pkgs/data/icons/numix-icon-theme-circle/default.nix
@@ -25,6 +25,10 @@ stdenv.mkDerivation rec {
   '';
 
   postFixup = ''
+    for panel in $out/share/icons/*/*/panel; do
+      ln -sf $(realpath ${numix-icon-theme}/share/icons/Numix/16/$(readlink $panel)) $panel
+    done
+
     for theme in $out/share/icons/*; do
       gtk-update-icon-cache $theme
     done
diff --git a/pkgs/data/icons/numix-icon-theme-square/default.nix b/pkgs/data/icons/numix-icon-theme-square/default.nix
index 76176f9ad04..620ef02fde7 100644
--- a/pkgs/data/icons/numix-icon-theme-square/default.nix
+++ b/pkgs/data/icons/numix-icon-theme-square/default.nix
@@ -25,6 +25,10 @@ stdenv.mkDerivation rec {
   '';
 
   postFixup = ''
+    for panel in $out/share/icons/*/*/panel; do
+      ln -sf $(realpath ${numix-icon-theme}/share/icons/Numix/16/$(readlink $panel)) $panel
+    done
+
     for theme in $out/share/icons/*; do
       gtk-update-icon-cache $theme
     done
diff --git a/pkgs/desktops/gnome-3/extensions/dash-to-panel/default.nix b/pkgs/desktops/gnome-3/extensions/dash-to-panel/default.nix
index f7f189e23bd..33261472487 100644
--- a/pkgs/desktops/gnome-3/extensions/dash-to-panel/default.nix
+++ b/pkgs/desktops/gnome-3/extensions/dash-to-panel/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "gnome-shell-dash-to-panel";
-  version = "23";
+  version = "26";
 
   src = fetchFromGitHub {
     owner = "home-sweet-gnome";
     repo = "dash-to-panel";
     rev = "v${version}";
-    sha256 = "12smkz3clcvgicr0pdc0fk6igf82nw4hzih1ywv9q43xkqh9w1i6";
+    sha256 = "1phfx2pblygpcvsppsqqqflm7qnz46mqkw29hj0nv2dn69hf4xbc";
   };
 
   buildInputs = [
diff --git a/pkgs/desktops/gnome-3/extensions/system-monitor/default.nix b/pkgs/desktops/gnome-3/extensions/system-monitor/default.nix
index 921991a33ae..13b2d6a1db4 100644
--- a/pkgs/desktops/gnome-3/extensions/system-monitor/default.nix
+++ b/pkgs/desktops/gnome-3/extensions/system-monitor/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, substituteAll, fetchFromGitHub, glib, glib-networking, libgtop, gnome3 }:
+{ stdenv, substituteAll, fetchFromGitHub, glib, glib-networking, libgtop }:
 
 stdenv.mkDerivation rec {
   pname = "gnome-shell-system-monitor";
@@ -41,6 +41,5 @@ stdenv.mkDerivation rec {
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ aneeshusa tiramiseb ];
     homepage = https://github.com/paradoxxxzero/gnome-shell-system-monitor-applet;
-    broken = versionAtLeast gnome3.gnome-shell.version "3.32";
   };
 }
diff --git a/pkgs/desktops/xfce/applications/gigolo.nix b/pkgs/desktops/xfce/applications/gigolo.nix
deleted file mode 100644
index d0fc55e77e8..00000000000
--- a/pkgs/desktops/xfce/applications/gigolo.nix
+++ /dev/null
@@ -1,22 +0,0 @@
-{ stdenv, fetchurl, python, gettext, intltool, pkgconfig, gtk, gvfs }:
-
-stdenv.mkDerivation rec {
-  p_name  = "gigolo";
-  ver_maj = "0.4";
-  ver_min = "2";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/apps/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "0r4ij0mlnp0bqq44pyrdcpz18r1zwsksw6w5yc0jzgg7wj7wfgsm";
-  };
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ python gettext intltool gtk gvfs];
-
-  meta = {
-    homepage = "https://goodies.xfce.org/projects/applications/${p_name}";
-    description = "A frontend to easily manage connections to remote filesystems";
-    platforms = stdenv.lib.platforms.linux;
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/gigolo/default.nix b/pkgs/desktops/xfce/applications/gigolo/default.nix
index 5b25e474af2..32486aab981 100644
--- a/pkgs/desktops/xfce4-14/gigolo/default.nix
+++ b/pkgs/desktops/xfce/applications/gigolo/default.nix
@@ -9,4 +9,8 @@ mkXfceDerivation {
 
   nativeBuildInputs = [ exo ];
   buildInputs = [ gtk3 glib gvfs ];
+
+  meta = {
+    description = "A frontend to easily manage connections to remote filesystems";
+  };
 }
diff --git a/pkgs/desktops/xfce/applications/mousepad-12134.patch b/pkgs/desktops/xfce/applications/mousepad-12134.patch
deleted file mode 100644
index 74a28ecf61a..00000000000
--- a/pkgs/desktops/xfce/applications/mousepad-12134.patch
+++ /dev/null
@@ -1,90 +0,0 @@
-diff -urNZ a/mousepad/mousepad-action-group.c b/mousepad/mousepad-action-group.c
---- a/mousepad/mousepad-action-group.c	2014-09-01 20:50:07.000000000 +0000
-+++ b/mousepad/mousepad-action-group.c	2017-12-18 16:57:46.836538403 +0000
-@@ -302,11 +302,6 @@
-   gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), TRUE);
-   self->locked = FALSE;
- 
--  /* update the setting when the active action is changed */
--  self->locked = TRUE;
--  MOUSEPAD_SETTING_SET_STRING (COLOR_SCHEME, gtk_source_style_scheme_get_id (scheme));
--  self->locked = FALSE;
--
-   g_object_notify (G_OBJECT (self), "active-style-scheme");
- }
- 
-@@ -473,6 +468,8 @@
- mousepad_action_group_style_scheme_action_activate (MousepadActionGroup       *self,
-                                                     MousepadStyleSchemeAction *action)
- {
-+  const gchar *scheme_name = NULL;
-+
-   /* only update the active action if we're not already in the process of
-    * setting it and the sender action is actually active */
-   if (! self->locked &&
-@@ -481,7 +478,14 @@
-       GtkSourceStyleScheme *scheme;
- 
-       scheme = mousepad_style_scheme_action_get_style_scheme (action);
--      mousepad_action_group_set_active_style_scheme (self, scheme);
-+
-+      /* update the setting when the active action is changed */
-+      if (scheme != NULL)
-+        scheme_name = gtk_source_style_scheme_get_id(scheme);
-+
-+      self->locked = TRUE;
-+      MOUSEPAD_SETTING_SET_STRING (COLOR_SCHEME, scheme_name);
-+      self->locked = FALSE;
-     }
- }
- 
-diff -urNZ a/mousepad/mousepad-window.c b/mousepad/mousepad-window.c
---- a/mousepad/mousepad-window.c	2014-09-01 20:58:02.000000000 +0000
-+++ b/mousepad/mousepad-window.c	2017-12-18 17:07:51.099321408 +0000
-@@ -712,32 +712,6 @@
- 
- 
- static void
--mousepad_window_action_group_style_scheme_changed (MousepadWindow      *window,
--                                                   GParamSpec          *pspec,
--                                                   MousepadActionGroup *group)
--{
--  GtkSourceStyleScheme *scheme;
--  const gchar          *scheme_id;
--  gint                  npages, i;
--
--  /* get the new active language */
--  scheme = mousepad_action_group_get_active_style_scheme (group);
--  scheme_id = gtk_source_style_scheme_get_id (scheme);
--
--  /* update the color scheme on all the documents */
--  npages = gtk_notebook_get_n_pages (GTK_NOTEBOOK (window->notebook));
--  for (i = 0; i < npages; i++)
--    {
--      MousepadDocument *document;
--
--      document = MOUSEPAD_DOCUMENT (gtk_notebook_get_nth_page (GTK_NOTEBOOK (window->notebook), i));
--      mousepad_view_set_color_scheme (document->textview, scheme_id);
--    }
--}
--
--
--
--static void
- mousepad_window_create_style_schemes_menu (MousepadWindow *window)
- {
-   GtkWidget           *menu, *item;
-@@ -751,13 +725,6 @@
-   gtk_menu_item_set_submenu (GTK_MENU_ITEM (item), menu);
-   gtk_widget_show_all (menu);
-   gtk_widget_show (item);
--  
--  /* watch for activations of the style schemes actions */
--  g_signal_connect_object (window->action_group,
--                           "notify::active-style-scheme",
--                           G_CALLBACK (mousepad_window_action_group_style_scheme_changed),
--                           window,
--                           G_CONNECT_SWAPPED);
- }
- 
- 
diff --git a/pkgs/desktops/xfce/applications/mousepad.nix b/pkgs/desktops/xfce/applications/mousepad.nix
deleted file mode 100644
index 2dca1fa29b0..00000000000
--- a/pkgs/desktops/xfce/applications/mousepad.nix
+++ /dev/null
@@ -1,38 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util
-, gtk, gtksourceview, dbus, dbus-glib, makeWrapper
-, dconf }:
-
-stdenv.mkDerivation rec {
-  p_name  = "mousepad";
-  ver_maj = "0.4";
-  ver_min = "0";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/apps/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "60114431eac8db6bb6ce18bd38f1630cccb684375b97a445a1b6fd619848d132";
-  };
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  patches = [ ./mousepad-12134.patch ];
-
-  buildInputs =
-    [ pkgconfig intltool libxfce4util
-      gtk gtksourceview dbus dbus-glib makeWrapper
-      dconf
-    ];
-
-  configureFlags = [ "--enable-keyfile-settings" ];
-
-  preFixup = ''
-    wrapProgram "$out/bin/mousepad" \
-      --prefix XDG_DATA_DIRS : "$GSETTINGS_SCHEMAS_PATH:${gtksourceview}/share" \
-      --prefix GIO_EXTRA_MODULES : "${stdenv.lib.getLib dconf}/lib/gio/modules"
-  '';
-
-  meta = {
-    homepage = https://www.xfce.org/;
-    description = "A simple text editor for Xfce";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.linux;
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/mousepad/default.nix b/pkgs/desktops/xfce/applications/mousepad/default.nix
index 77559aaf329..6f841958c79 100644
--- a/pkgs/desktops/xfce4-14/mousepad/default.nix
+++ b/pkgs/desktops/xfce/applications/mousepad/default.nix
@@ -12,4 +12,8 @@ mkXfceDerivation {
 
   # See https://github.com/NixOS/nixpkgs/issues/36468
   NIX_CFLAGS_COMPILE = "-I${glib.dev}/include/gio-unix-2.0";
+
+  meta = {
+    description = "A simple text editor for Xfce";
+  };
 }
diff --git a/pkgs/desktops/xfce/applications/orage.nix b/pkgs/desktops/xfce/applications/orage.nix
deleted file mode 100644
index 19bd560cbae..00000000000
--- a/pkgs/desktops/xfce/applications/orage.nix
+++ /dev/null
@@ -1,44 +0,0 @@
-{ stdenv, fetchurl, fetchpatch, pkgconfig, bison, flex, intltool, gtk, libical, dbus-glib, tzdata
-, libnotify, popt, xfce }:
-
-stdenv.mkDerivation rec {
-  name = "${p_name}-${ver_maj}.${ver_min}";
-  p_name  = "orage";
-  ver_maj = "4.12";
-  ver_min = "1";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/apps/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "0qlhvnl2m33vfxqlbkic2nmfpwyd4mq230jzhs48cg78392amy9w";
-  };
-
-  patches = [
-    # Fix build with libical 3.0
-    (fetchpatch {
-      name = "fix-libical3.patch";
-      url = https://git.archlinux.org/svntogit/packages.git/plain/trunk/libical3.patch?h=packages/orage&id=7b1b06c42dda034d538977b9f3550b28e370057f;
-      sha256 = "1l8s106mcidmbx2p8c2pi8v9ngbv2x3fsgv36j8qk8wyd4qd1jbf";
-    })
-  ];
-
-  postPatch = ''
-    substituteInPlace src/parameters.c        --replace "/usr/share/zoneinfo" "${tzdata}/share/zoneinfo"
-    substituteInPlace src/tz_zoneinfo_read.c  --replace "/usr/share/zoneinfo" "${tzdata}/share/zoneinfo"
-    substituteInPlace tz_convert/tz_convert.c --replace "/usr/share/zoneinfo" "${tzdata}/share/zoneinfo"
-  '';
-
-  postConfigure = "rm -rf libical"; # ensure pkgs.libical is used instead of one included in the orage sources
-
-  nativeBuildInputs = [ pkgconfig intltool bison flex ];
-
-  buildInputs = [ gtk libical dbus-glib libnotify popt xfce.libxfce4util
-    xfce.xfce4-panel ];
-
-  meta = {
-    homepage = https://www.xfce.org/projects/;
-    description = "A simple calendar application with reminders";
-    license = stdenv.lib.licenses.gpl2;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.romildo ];
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/orage/default.nix b/pkgs/desktops/xfce/applications/orage/default.nix
index 7bb10c2fd94..4a48cc83dda 100644
--- a/pkgs/desktops/xfce4-14/orage/default.nix
+++ b/pkgs/desktops/xfce/applications/orage/default.nix
@@ -32,4 +32,8 @@ mkXfceDerivation {
       sha256 = "1l8s106mcidmbx2p8c2pi8v9ngbv2x3fsgv36j8qk8wyd4qd1jbf";
     })
   ];
+
+  meta = {
+    description = "A simple calendar application with reminders";
+  };
 }
diff --git a/pkgs/desktops/xfce/applications/parole.nix b/pkgs/desktops/xfce/applications/parole.nix
deleted file mode 100644
index ac0180c20fe..00000000000
--- a/pkgs/desktops/xfce/applications/parole.nix
+++ /dev/null
@@ -1,38 +0,0 @@
-{ stdenv, fetchurl, makeWrapper, pkgconfig, intltool, gst_all_1
-, gtk, dbus-glib, libxfce4ui, libxfce4util, xfconf
-, taglib, libnotify, hicolor-icon-theme
-, withGstPlugins ? true
-}:
-
-stdenv.mkDerivation rec {
-  p_name  = "parole";
-  ver_maj = "0.5";
-  ver_min = "4";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/apps/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "1hxzqg9dfghrhvmnnccwwa4278fh2awkcqy89sla05m08mxvvx60";
-  };
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  nativeBuildInputs = [ pkgconfig intltool ];
-
-  buildInputs = [
-    makeWrapper hicolor-icon-theme
-    gtk dbus-glib libxfce4ui libxfce4util xfconf
-    taglib libnotify
-  ] ++ (with gst_all_1; [ gst-plugins-base gst-plugins-good gst-plugins-bad gst-plugins-ugly gst-libav]);
-
-  configureFlags = [ "--with-gstreamer=1.0" ];
-
-  postInstall = stdenv.lib.optionalString withGstPlugins ''
-    wrapProgram "$out/bin/parole" --prefix \
-      GST_PLUGIN_SYSTEM_PATH_1_0 ":" "$GST_PLUGIN_SYSTEM_PATH_1_0"
-  '';
-
-  meta = {
-    homepage = "https://goodies.xfce.org/projects/applications/${p_name}";
-    description = "Modern simple media player";
-    platforms = stdenv.lib.platforms.linux;
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/parole/default.nix b/pkgs/desktops/xfce/applications/parole/default.nix
index ed3979072ed..20b899165f0 100644
--- a/pkgs/desktops/xfce4-14/parole/default.nix
+++ b/pkgs/desktops/xfce/applications/parole/default.nix
@@ -1,6 +1,5 @@
 { mkXfceDerivation, dbus, dbus-glib
-, gst-plugins-bad, gst-plugins-base, gst-plugins-good
-, gst-plugins-ugly, gtk3, libnotify, libxfce4ui, libxfce4util
+, gst_all_1, gtk3, libnotify, libxfce4ui, libxfce4util
 , taglib, xfconf }:
 
 # Doesn't seem to find H.264 codec even though built with gst-plugins-bad.
@@ -17,7 +16,7 @@ mkXfceDerivation {
       --replace GST_BASE_CFLAGS GST_VIDEO_CFLAGS
   '';
 
-  buildInputs = [
+  buildInputs = with gst_all_1; [
     dbus
     dbus-glib
     gst-plugins-bad
@@ -31,4 +30,8 @@ mkXfceDerivation {
     taglib
     xfconf
   ];
+
+  meta = {
+    description = "Modern simple media player";
+  };
 }
diff --git a/pkgs/desktops/xfce/applications/ristretto.nix b/pkgs/desktops/xfce/applications/ristretto.nix
deleted file mode 100644
index 3c0e8040c3b..00000000000
--- a/pkgs/desktops/xfce/applications/ristretto.nix
+++ /dev/null
@@ -1,34 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, libexif, gtk
-, exo, dbus-glib, libxfce4util, libxfce4ui, xfconf
-, hicolor-icon-theme, makeWrapper
-}:
-
-stdenv.mkDerivation rec {
-  p_name  = "ristretto";
-  ver_maj = "0.6";
-  ver_min = "3";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/apps/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "0y9d8w1plwp4vmxs44y8k8x15i0k0xln89k6jndhv6lf57g1cs1b";
-  };
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  buildInputs =
-    [ pkgconfig intltool libexif gtk dbus-glib exo libxfce4util
-      libxfce4ui xfconf hicolor-icon-theme makeWrapper
-    ];
-
-  postInstall = ''
-    wrapProgram "$out/bin/ristretto" \
-      --prefix XDG_DATA_DIRS : "${hicolor-icon-theme}/share"
-  '';
-
-  meta = {
-    homepage = "https://goodies.xfce.org/projects/applications/${p_name}";
-    description = "A fast and lightweight picture-viewer for the Xfce desktop environment";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.eelco ];
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/ristretto/default.nix b/pkgs/desktops/xfce/applications/ristretto/default.nix
index 4a24bf90532..8766bd302ab 100644
--- a/pkgs/desktops/xfce4-14/ristretto/default.nix
+++ b/pkgs/desktops/xfce/applications/ristretto/default.nix
@@ -10,4 +10,8 @@ mkXfceDerivation {
 
   nativeBuildInputs = [ exo ];
   buildInputs = [ glib gtk3 libexif libxfce4ui libxfce4util xfconf ];
+
+  meta = {
+    description = "A fast and lightweight picture-viewer for the Xfce desktop environment";
+  };
 }
diff --git a/pkgs/desktops/xfce/applications/terminal.nix b/pkgs/desktops/xfce/applications/terminal.nix
deleted file mode 100644
index 31e851a469d..00000000000
--- a/pkgs/desktops/xfce/applications/terminal.nix
+++ /dev/null
@@ -1,25 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, ncurses, gtk, vte, dbus-glib
-, exo, libxfce4util, libxfce4ui
-}:
-
-stdenv.mkDerivation rec {
-  p_name  = "xfce4-terminal";
-  ver_maj = "0.6";
-  ver_min = "3";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/apps/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "023y0lkfijifh05yz8grimxadqpi98mrivr00sl18nirq8b4fbwi";
-  };
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool exo gtk vte libxfce4util ncurses dbus-glib libxfce4ui ];
-
-  meta = {
-    homepage = https://www.xfce.org/projects/terminal;
-    description = "A modern terminal emulator primarily for the Xfce desktop environment";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.linux;
-  };
-}
diff --git a/pkgs/desktops/xfce/applications/xfburn/default.nix b/pkgs/desktops/xfce/applications/xfburn/default.nix
new file mode 100644
index 00000000000..08f2bd511a8
--- /dev/null
+++ b/pkgs/desktops/xfce/applications/xfburn/default.nix
@@ -0,0 +1,12 @@
+{ mkXfceDerivation, docbook_xsl, exo, gtk3, libburn, libisofs, libxfce4ui, libxslt }:
+
+mkXfceDerivation {
+  category = "apps";
+  pname = "xfburn";
+  version = "0.6.1";
+
+  sha256 = "0a1ly79x7j5pgr3vbsabb4i0jd5rryaigj9z8iqzr8p9miypx20v";
+
+  nativeBuildInputs = [ libxslt docbook_xsl ];
+  buildInputs = [ exo gtk3 libburn libisofs libxfce4ui ];
+}
diff --git a/pkgs/desktops/xfce4-14/xfce4-dict/configure-gio.patch b/pkgs/desktops/xfce/applications/xfce4-dict/configure-gio.patch
index 787b63511a2..787b63511a2 100644
--- a/pkgs/desktops/xfce4-14/xfce4-dict/configure-gio.patch
+++ b/pkgs/desktops/xfce/applications/xfce4-dict/configure-gio.patch
diff --git a/pkgs/desktops/xfce4-14/xfce4-dict/default.nix b/pkgs/desktops/xfce/applications/xfce4-dict/default.nix
index 66ca7affa48..b2682080216 100644
--- a/pkgs/desktops/xfce4-14/xfce4-dict/default.nix
+++ b/pkgs/desktops/xfce/applications/xfce4-dict/default.nix
@@ -16,4 +16,8 @@ mkXfceDerivation {
   '';
 
   buildInputs = [ gtk3 libxfce4ui libxfce4util xfce4-panel ];
+
+  meta = {
+    description = "A Dictionary Client for the Xfce desktop environment";
+  };
 }
diff --git a/pkgs/desktops/xfce/applications/xfce4-mixer.nix b/pkgs/desktops/xfce/applications/xfce4-mixer.nix
deleted file mode 100644
index e1646d93a61..00000000000
--- a/pkgs/desktops/xfce/applications/xfce4-mixer.nix
+++ /dev/null
@@ -1,51 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, makeWrapper
-, glib, gstreamer, gst-plugins-base, gtk
-, libxfce4util, libxfce4ui, xfce4-panel, xfconf, libunique ? null
-, pulseaudioSupport ? false, gst-plugins-good
-}:
-
-let
-  # The usual Gstreamer plugins package has a zillion dependencies
-  # that we don't need for a simple mixer, so build a minimal package.
-  gst_plugins_minimal = gst-plugins-base.override {
-    minimalDeps = true;
-  };
-  gst_plugins_pulse = gst-plugins-good.override {
-    minimalDeps = true;
-  };
-  gst_plugins = [ gst_plugins_minimal ] ++ stdenv.lib.optional pulseaudioSupport gst_plugins_pulse;
-
-in
-
-stdenv.mkDerivation rec {
-  p_name  = "xfce4-mixer";
-  ver_maj = "4.10";
-  ver_min = "0";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/apps/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "1pnsd00583l7p5d80rxbh58brzy3jnccwikbbbm730a33c08kid8";
-  };
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  buildInputs =
-    [ pkgconfig intltool glib gstreamer gtk
-      libxfce4util libxfce4ui xfce4-panel xfconf libunique makeWrapper
-    ] ++ gst_plugins;
-
-  postInstall =
-    ''
-      wrapProgram "$out/bin/xfce4-mixer" \
-        --prefix GST_PLUGIN_SYSTEM_PATH : "$GST_PLUGIN_SYSTEM_PATH"
-    '';
-
-  passthru = { inherit gst_plugins; };
-
-  meta = {
-    homepage = https://www.xfce.org/projects/xfce4-mixer; # referenced but inactive
-    description = "A volume control application for the Xfce desktop environment";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.eelco ];
-  };
-}
diff --git a/pkgs/desktops/xfce/applications/xfce4-notifyd.nix b/pkgs/desktops/xfce/applications/xfce4-notifyd.nix
deleted file mode 100644
index 19ecff29093..00000000000
--- a/pkgs/desktops/xfce/applications/xfce4-notifyd.nix
+++ /dev/null
@@ -1,32 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, libnotify
-, gtk , libxfce4util, libxfce4ui, xfconf, hicolor-icon-theme }:
-
-stdenv.mkDerivation rec {
-  p_name  = "xfce4-notifyd";
-  ver_maj = "0.2";
-  ver_min = "4";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/apps/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "1l6fpfk0fkizdx7vwbyjdyzzj5i2ng8pf7r8j49nv0cnjhpxczlc";
-  };
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool libnotify gtk libxfce4util libxfce4ui xfconf hicolor-icon-theme ];
-
-  preFixup = ''
-    # to be able to run the daemon we need it in PATH
-    ln -rs $out/lib/xfce4/notifyd/xfce4-notifyd $out/bin
-  '';
-
-  doCheck = true;
-
-  meta = {
-    homepage = "http://goodies.xfce.org/projects/applications/${p_name}";
-    description = "Notification daemon for Xfce";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.eelco ];
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/xfce4-notifyd/default.nix b/pkgs/desktops/xfce/applications/xfce4-notifyd/default.nix
index e468fea637e..a991e8c8180 100644
--- a/pkgs/desktops/xfce4-14/xfce4-notifyd/default.nix
+++ b/pkgs/desktops/xfce/applications/xfce4-notifyd/default.nix
@@ -9,4 +9,8 @@ mkXfceDerivation {
   sha256 = "1lmm9h3ych8dz9jpjkxg91f9ln14xs527nxjxsryks00kmqk4kai";
 
   buildInputs = [ exo gtk3 glib libnotify libxfce4ui libxfce4util xfce4-panel xfconf ];
+
+  meta = {
+    description = "Simple notification daemon for Xfce";
+  };
 }
diff --git a/pkgs/desktops/xfce/applications/xfce4-screenshooter.nix b/pkgs/desktops/xfce/applications/xfce4-screenshooter.nix
deleted file mode 100644
index 085cfd7b8f9..00000000000
--- a/pkgs/desktops/xfce/applications/xfce4-screenshooter.nix
+++ /dev/null
@@ -1,29 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, xfce4-panel, libxfce4util, gtk, libsoup
-, glib-networking, exo, hicolor-icon-theme, wrapGAppsHook }:
-
-stdenv.mkDerivation rec {
-  p_name  = "xfce4-screenshooter";
-  ver_maj = "1.8";
-  ver_min = "2";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/apps/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "9dce2ddfaa87f703e870e29bae13f3fc82a1b3f06b44f8386640e45a135f5f69";
-  };
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  nativeBuildInputs = [
-    pkgconfig intltool wrapGAppsHook
-  ];
-
-  buildInputs = [
-    xfce4-panel libxfce4util gtk libsoup exo hicolor-icon-theme glib-networking
-  ];
-
-  meta = {
-    homepage = https://goodies.xfce.org/projects/applications/xfce4-screenshooter;
-    description = "Xfce screenshooter";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.linux;
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/xfce4-screenshooter/default.nix b/pkgs/desktops/xfce/applications/xfce4-screenshooter/default.nix
index f13a8fba6d0..012486baac9 100644
--- a/pkgs/desktops/xfce4-14/xfce4-screenshooter/default.nix
+++ b/pkgs/desktops/xfce/applications/xfce4-screenshooter/default.nix
@@ -8,4 +8,8 @@ mkXfceDerivation {
   sha256 = "1h14sywvk9l06p3z1cpb79911j8w2wqbk03ldknjkia2rfymjk06";
 
   buildInputs = [ exo gtk3 libsoup libxfce4ui libxfce4util xfce4-panel glib-networking ];
+
+  meta = {
+    description = "Screenshot utility for the Xfce desktop";
+  };
 }
diff --git a/pkgs/desktops/xfce/applications/xfce4-taskmanager.nix b/pkgs/desktops/xfce/applications/xfce4-taskmanager.nix
deleted file mode 100644
index 96f71e004a8..00000000000
--- a/pkgs/desktops/xfce/applications/xfce4-taskmanager.nix
+++ /dev/null
@@ -1,22 +0,0 @@
-{ stdenv, fetchurl, intltool, pkgconfig, gtk, libwnck }:
-
-stdenv.mkDerivation rec {
-  p_name  = "xfce4-taskmanager";
-  ver_maj = "1.1";
-  ver_min = "0";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/apps/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "1jwywmkkkmz7406m1jq40w6apiav25cznafhigbgpjv6z5hv27if";
-  };
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool gtk libwnck ];
-
-  meta = {
-    homepage = "https://goodies.xfce.org/projects/applications/${p_name}";
-    description = "Easy to use task manager for Xfce";
-    platforms = stdenv.lib.platforms.linux;
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/xfce4-taskmanager/default.nix b/pkgs/desktops/xfce/applications/xfce4-taskmanager/default.nix
index 776b3797f76..e3d8b4b87d9 100644
--- a/pkgs/desktops/xfce4-14/xfce4-taskmanager/default.nix
+++ b/pkgs/desktops/xfce/applications/xfce4-taskmanager/default.nix
@@ -9,4 +9,8 @@ mkXfceDerivation {
 
   nativeBuildInputs = [ exo ];
   buildInputs = [ gtk3 libwnck3 libXmu ];
+
+  meta = {
+    description = "Easy to use task manager for Xfce";
+  };
 }
diff --git a/pkgs/desktops/xfce4-14/xfce4-terminal/default.nix b/pkgs/desktops/xfce/applications/xfce4-terminal/default.nix
index 3b9cd268d55..3b9cd268d55 100644
--- a/pkgs/desktops/xfce4-14/xfce4-terminal/default.nix
+++ b/pkgs/desktops/xfce/applications/xfce4-terminal/default.nix
diff --git a/pkgs/desktops/xfce/applications/xfce4-volumed-pulse.nix b/pkgs/desktops/xfce/applications/xfce4-volumed-pulse.nix
deleted file mode 100644
index 4344d34f13f..00000000000
--- a/pkgs/desktops/xfce/applications/xfce4-volumed-pulse.nix
+++ /dev/null
@@ -1,31 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, libpulseaudio
-, gtk2, libnotify
-, keybinder, xfconf
-}:
-
-stdenv.mkDerivation rec {
-  p_name  = "xfce4-volumed-pulse";
-  ver_maj = "0.2";
-  ver_min = "2";
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/apps/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "0xjcs1b6ix6rwj9xgr9n89h315r3yhdm8wh5bkincd4lhz6ibhqf";
-  };
-
-  buildInputs =
-    [ libpulseaudio gtk2
-      keybinder xfconf libnotify
-    ];
-
-  nativeBuildInputs = [ pkgconfig ];
-
-  meta = with stdenv.lib; {
-    homepage = https://launchpad.net/xfce4-volumed-pulse;
-    description = "A volume keys control daemon for the Xfce desktop environment (Xubuntu fork)";
-    license = licenses.gpl3;
-    platforms = platforms.linux;
-    maintainers = [ maintainers.abbradar ];
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/xfce4-volumed-pulse/default.nix b/pkgs/desktops/xfce/applications/xfce4-volumed-pulse/default.nix
index 97a00e9b67f..413c04a84cc 100644
--- a/pkgs/desktops/xfce4-14/xfce4-volumed-pulse/default.nix
+++ b/pkgs/desktops/xfce/applications/xfce4-volumed-pulse/default.nix
@@ -10,6 +10,8 @@ mkXfceDerivation {
   buildInputs = [ gtk3 libnotify libpulseaudio keybinder3 xfconf ];
 
   meta = with lib; {
+    description = "A volume keys control daemon for Xfce using pulseaudio";
     license = licenses.gpl3Plus;
+    maintainers = [ maintainers.abbradar ];
   };
 }
diff --git a/pkgs/desktops/xfce/applications/xfce4-volumed.nix b/pkgs/desktops/xfce/applications/xfce4-volumed/default.nix
index dafb72582b3..dafb72582b3 100644
--- a/pkgs/desktops/xfce/applications/xfce4-volumed.nix
+++ b/pkgs/desktops/xfce/applications/xfce4-volumed/default.nix
diff --git a/pkgs/desktops/xfce4-14/xfdashboard/default.nix b/pkgs/desktops/xfce/applications/xfdashboard/default.nix
index a17c29f6723..a17c29f6723 100644
--- a/pkgs/desktops/xfce4-14/xfdashboard/default.nix
+++ b/pkgs/desktops/xfce/applications/xfdashboard/default.nix
diff --git a/pkgs/desktops/xfce4-14/automakeAddFlags.sh b/pkgs/desktops/xfce/automakeAddFlags.sh
index 92d5659d05c..92d5659d05c 100644
--- a/pkgs/desktops/xfce4-14/automakeAddFlags.sh
+++ b/pkgs/desktops/xfce/automakeAddFlags.sh
diff --git a/pkgs/desktops/xfce/core/exo.nix b/pkgs/desktops/xfce/core/exo.nix
deleted file mode 100644
index 1a7cdd39d10..00000000000
--- a/pkgs/desktops/xfce/core/exo.nix
+++ /dev/null
@@ -1,27 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, URI, glib, gtk, libxfce4ui, libxfce4util
-, hicolor-icon-theme }:
-
-stdenv.mkDerivation rec {
-  p_name  = "exo";
-  ver_maj = "0.10";
-  ver_min = "7";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "521581481128af93e815f9690020998181f947ac9e9c2b232b1f144d76b1b35c";
-  };
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  outputs = [ "out" "dev" "devdoc" ];
-    # lib/xfce4/exo-1/exo-compose-mail-1 is a perl script :-/
-
-  nativeBuildInputs = [ pkgconfig intltool ];
-  buildInputs = [ URI glib gtk libxfce4ui libxfce4util hicolor-icon-theme ];
-
-  meta = with stdenv.lib; {
-    homepage = "https://docs.xfce.org/xfce/${p_name}/start";
-    description = "Application library for the Xfce desktop environment";
-    license = licenses.gpl2Plus;
-    platforms = platforms.linux;
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/exo/default.nix b/pkgs/desktops/xfce/core/exo/default.nix
index 59ab5823314..59ab5823314 100644
--- a/pkgs/desktops/xfce4-14/exo/default.nix
+++ b/pkgs/desktops/xfce/core/exo/default.nix
diff --git a/pkgs/desktops/xfce/core/garcon-10967.patch b/pkgs/desktops/xfce/core/garcon-10967.patch
deleted file mode 100644
index aea12325547..00000000000
--- a/pkgs/desktops/xfce/core/garcon-10967.patch
+++ /dev/null
@@ -1,14 +0,0 @@
-diff -urNZ a/garcon-gtk/garcon-gtk-menu.c b/garcon-gtk/garcon-gtk-menu.c
---- a/garcon-gtk/garcon-gtk-menu.c	2017-11-16 19:22:33.551926068 +0000
-+++ b/garcon-gtk/garcon-gtk-menu.c	2017-11-16 19:23:33.055497211 +0000
-@@ -676,6 +676,9 @@
-                   G_CALLBACK (garcon_gtk_menu_deactivate), menu);
-               gtk_widget_show (mi);
- 
-+	      /* submenu are child items, too. */
-+	      has_children = TRUE;
-+	      
-               if (menu->priv->show_menu_icons)
-                 {
-                   icon_name = garcon_menu_element_get_icon_name (li->data);
-Binary files a/.git/index and b/.git/index differ
diff --git a/pkgs/desktops/xfce/core/garcon-12700.patch b/pkgs/desktops/xfce/core/garcon-12700.patch
deleted file mode 100644
index b95a65cc219..00000000000
--- a/pkgs/desktops/xfce/core/garcon-12700.patch
+++ /dev/null
@@ -1,44 +0,0 @@
-From 222080e6d5fce85eb2a8a5c33df671bd9f21add8 Mon Sep 17 00:00:00 2001
-From: Yegor Timoshenko <yegortimoshenko@gmail.com>
-Date: Thu, 14 Dec 2017 22:04:04 +0000
-Subject: [PATCH] Decrement allocation counter on item unref (#12700)
-
----
- garcon/garcon-menu-item-pool.c | 7 ++++++-
- garcon/garcon-menu-item.c      | 2 ++
- 2 files changed, 8 insertions(+), 1 deletion(-)
-
-diff --git a/garcon/garcon-menu-item-pool.c b/garcon/garcon-menu-item-pool.c
-index 2017180..355e520 100644
---- a/garcon/garcon-menu-item-pool.c
-+++ b/garcon/garcon-menu-item-pool.c
-@@ -191,7 +191,12 @@ garcon_menu_item_pool_filter_exclude (const gchar    *desktop_id,
-   g_return_val_if_fail (GARCON_IS_MENU_ITEM (item), FALSE);
-   g_return_val_if_fail (node != NULL, FALSE);
- 
--  return garcon_menu_node_tree_rule_matches (node, item);
-+  gboolean matches = garcon_menu_node_tree_rule_matches (node, item);
-+
-+  if (matches)
-+    garcon_menu_item_increment_allocated (item);
-+
-+  return matches;
- }
- 
- 
-diff --git a/garcon/garcon-menu-item.c b/garcon/garcon-menu-item.c
-index 66a86bf..d61c88f 100644
---- a/garcon/garcon-menu-item.c
-+++ b/garcon/garcon-menu-item.c
-@@ -1516,6 +1516,8 @@ garcon_menu_item_unref (GarconMenuItem *item)
- {
-   g_return_if_fail (GARCON_IS_MENU_ITEM (item));
- 
-+  garcon_menu_item_decrement_allocated (item);
-+
-   /* Decrement the reference counter */
-   g_object_unref (G_OBJECT (item));
- }
--- 
-2.15.1
-
diff --git a/pkgs/desktops/xfce/core/garcon.nix b/pkgs/desktops/xfce/core/garcon.nix
deleted file mode 100644
index 41d98f17516..00000000000
--- a/pkgs/desktops/xfce/core/garcon.nix
+++ /dev/null
@@ -1,27 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, glib, libxfce4util, libxfce4ui, gtk }:
-let
-  p_name  = "garcon";
-  ver_maj = "0.4";
-  ver_min = "0";
-in
-stdenv.mkDerivation rec {
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "0wm9pjbwq53s3n3nwvsyf0q8lbmhiy2ln3bn5ncihr9vf5cwhzbq";
-  };
-
-  outputs = [ "out" "dev" ];
-  patches = [ ./garcon-10967.patch ./garcon-12700.patch ];
-
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool glib libxfce4util gtk libxfce4ui ];
-
-  meta = with stdenv.lib; {
-    homepage = https://www.xfce.org/;
-    description = "Xfce menu support library";
-    license = licenses.gpl2Plus;
-    platforms = platforms.linux;
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/garcon/default.nix b/pkgs/desktops/xfce/core/garcon/default.nix
index 0d6cb8c410e..69184f2afa8 100644
--- a/pkgs/desktops/xfce4-14/garcon/default.nix
+++ b/pkgs/desktops/xfce/core/garcon/default.nix
@@ -8,4 +8,8 @@ mkXfceDerivation {
   sha256 = "0pamhp1wffiw638s66nws2mpzmwkhvhb6iwccfy8b0kyr57wipjv";
 
   buildInputs = [ gtk3 libxfce4ui libxfce4util ];
+
+  meta = {
+    description = "Xfce menu support library";
+  };
 }
diff --git a/pkgs/desktops/xfce/core/gtk-xfce-engine.nix b/pkgs/desktops/xfce/core/gtk-xfce-engine.nix
deleted file mode 100644
index 567d3b80387..00000000000
--- a/pkgs/desktops/xfce/core/gtk-xfce-engine.nix
+++ /dev/null
@@ -1,31 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, gtk2, withGtk3 ? false, gtk3 ? null }:
-
-assert withGtk3 -> (gtk3 != null);
-
-stdenv.mkDerivation rec {
-  p_name  = "gtk-xfce-engine";
-  ver_maj = "3.2";
-  ver_min = "0";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "1va71f3gpl8gikfkmqsd5ikgp7qj8b64jii2l98g1ylnv8xrqp47";
-  };
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool gtk2 ] ++ stdenv.lib.optional withGtk3 gtk3;
-
-  # `glib-mkenums' is unhappy that some source files are not valid UTF-8
-  postPatch = ''find . -type f -name '*.[ch]' -exec sed -r -i 's/\xD6/O/g' {} +'';
-
-  configureFlags = stdenv.lib.optional withGtk3 "--enable-gtk3";
-
-  meta = {
-    homepage = https://www.xfce.org/;
-    description = "GTK theme engine for Xfce";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.eelco ];
-  };
-}
diff --git a/pkgs/desktops/xfce/core/libxfce4ui.nix b/pkgs/desktops/xfce/core/libxfce4ui.nix
deleted file mode 100644
index 797b51de8e4..00000000000
--- a/pkgs/desktops/xfce/core/libxfce4ui.nix
+++ /dev/null
@@ -1,41 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, xorg, gtk, libxfce4util, xfconf
-, libglade, libstartup_notification, hicolor-icon-theme
-, withGtk3 ? false, gtk3
-}:
-let
-  p_name  = "libxfce4ui";
-  ver_maj = "4.12";
-  ver_min = "1";
-  inherit (stdenv.lib) optional;
-in
-stdenv.mkDerivation rec {
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "3d619811bfbe7478bb984c16543d980cadd08586365a7bc25e59e3ca6384ff43";
-  };
-
-  outputs = [ "out" "dev" "devdoc" ];
-
-  nativeBuildInputs = [ pkgconfig intltool ];
-
-  buildInputs =
-    [ gtk libxfce4util xfconf libglade
-      libstartup_notification hicolor-icon-theme
-    ] ++ optional withGtk3 gtk3;
-
-  propagatedBuildInputs = [ xorg.libICE xorg.libSM ];
-
-  #TODO: glade?
-  configureFlags = optional withGtk3 "--enable-gtk3";
-
-  enableParallelBuilding = true;
-
-  meta = with stdenv.lib; {
-    homepage = https://www.xfce.org/;
-    description = "Basic GUI library for Xfce";
-    license = licenses.lgpl2Plus;
-    platforms = platforms.linux;
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/libxfce4ui/default.nix b/pkgs/desktops/xfce/core/libxfce4ui/default.nix
index 79c8ec74b62..79c8ec74b62 100644
--- a/pkgs/desktops/xfce4-14/libxfce4ui/default.nix
+++ b/pkgs/desktops/xfce/core/libxfce4ui/default.nix
diff --git a/pkgs/desktops/xfce/core/libxfce4util.nix b/pkgs/desktops/xfce/core/libxfce4util.nix
deleted file mode 100644
index b68b7059f8d..00000000000
--- a/pkgs/desktops/xfce/core/libxfce4util.nix
+++ /dev/null
@@ -1,26 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, glib, intltool }:
-let
-  p_name  = "libxfce4util";
-  ver_maj = "4.12";
-  ver_min = "1";
-in
-stdenv.mkDerivation rec {
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "07c8r3xwx5is298zk77m3r784gmr5y4mh8bbca5zdjqk5vxdwsw7";
-  };
-
-  outputs = [ "out" "dev" "devdoc" ];
-
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ glib intltool ];
-
-  meta = {
-    homepage = https://www.xfce.org/;
-    description = "Basic utility non-GUI functions for Xfce";
-    license = "bsd";
-    platforms = stdenv.lib.platforms.linux;
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/libxfce4util/default.nix b/pkgs/desktops/xfce/core/libxfce4util/default.nix
index 4540d235251..4540d235251 100644
--- a/pkgs/desktops/xfce4-14/libxfce4util/default.nix
+++ b/pkgs/desktops/xfce/core/libxfce4util/default.nix
diff --git a/pkgs/desktops/xfce/core/libxfcegui4.nix b/pkgs/desktops/xfce/core/libxfcegui4.nix
deleted file mode 100644
index 5c61c16cbcc..00000000000
--- a/pkgs/desktops/xfce/core/libxfcegui4.nix
+++ /dev/null
@@ -1,37 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, gtk
-, libxfce4util, xfconf, libglade, libstartup_notification, hicolor-icon-theme }:
-let
-  p_name  = "libxfcegui4";
-  ver_maj = "4.10";
-  ver_min = "0";
-in
-stdenv.mkDerivation rec {
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "0cs5im0ib0cmr1lhr5765yliqjfyxvk4kwy8h1l8bn3mj6bzk0ib";
-  };
-
-  outputs = [ "out" "dev" "devdoc" ];
-
-  #TODO: gladeui
-  # By default, libxfcegui4 tries to install into libglade's prefix.
-  # Install into our own prefix instead.
-  configureFlags = [
-    "--with-libglade-module-path=$(out)/lib/libglade/2.0"
-  ];
-  #NOTE: missing keyboard library support is OK according to the mailing-list
-
-  buildInputs =
-    [ pkgconfig intltool gtk libxfce4util xfconf libglade
-      libstartup_notification hicolor-icon-theme
-    ];
-
-  meta = {
-    homepage = https://www.xfce.org/;
-    description = "Basic GUI library for Xfce";
-    license = stdenv.lib.licenses.lgpl2Plus;
-    platforms = stdenv.lib.platforms.linux;
-  };
-}
diff --git a/pkgs/desktops/xfce/core/thunar-build.nix b/pkgs/desktops/xfce/core/thunar-build.nix
deleted file mode 100644
index 0b606ee5fdd..00000000000
--- a/pkgs/desktops/xfce/core/thunar-build.nix
+++ /dev/null
@@ -1,42 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool
-, gtk, dbus-glib, libstartup_notification, libnotify, libexif, pcre, udev
-, exo, libxfce4util, xfconf, xfce4-panel, hicolor-icon-theme, wrapGAppsHook
-}:
-
-stdenv.mkDerivation rec {
-  p_name  = "thunar";
-  ver_maj = "1.6";
-  ver_min = "10";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/Thunar-${ver_maj}.${ver_min}.tar.bz2";
-    sha256 = "7e9d24067268900e5e44d3325e60a1a2b2f8f556ec238ec12574fbea15fdee8a";
-  };
-
-  name = "${p_name}-build-${ver_maj}.${ver_min}";
-
-  patches = [ ./thunarx_plugins_directory.patch ];
-
-  postPatch = ''
-    sed -i -e 's|thunar_dialogs_show_insecure_program (parent, _(".*"), file, exec)|1|' thunar/thunar-file.c
-  '';
-
-  nativeBuildInputs = [ pkgconfig wrapGAppsHook ];
-  buildInputs = [
-    intltool
-    gtk dbus-glib libstartup_notification libnotify libexif pcre udev
-    exo libxfce4util xfconf xfce4-panel
-    hicolor-icon-theme
-  ];
-  # TODO: optionality?
-
-  enableParallelBuilding = true;
-
-  meta = {
-    homepage = http://thunar.xfce.org/;
-    description = "Xfce file manager";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.eelco ];
-  };
-}
diff --git a/pkgs/desktops/xfce/core/thunar-volman.nix b/pkgs/desktops/xfce/core/thunar-volman.nix
deleted file mode 100644
index eda3aab070a..00000000000
--- a/pkgs/desktops/xfce/core/thunar-volman.nix
+++ /dev/null
@@ -1,30 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, exo, gtk, libxfce4util, libxfce4ui
-, xfconf, udev, libgudev, libnotify, hicolor-icon-theme }:
-
-stdenv.mkDerivation rec {
-  p_name  = "thunar-volman";
-  ver_maj = "0.8";
-  ver_min = "1";
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "1gf259n1v3y23n1zlkhyr6r0i8j59rnl1cmxvxj6la9cwdfbn22s";
-  };
-
-
-  buildInputs =
-    [ pkgconfig intltool exo gtk udev libgudev libxfce4ui libxfce4util
-      xfconf libnotify hicolor-icon-theme
-    ];
-
-  enableParallelBuilding = true;
-
-  meta = {
-    homepage = https://goodies.xfce.org/projects/thunar-plugins/thunar-volman;
-    description = "Thunar extension for automatic management of removable drives and media";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.linux;
-    maintainers = [ stdenv.lib.maintainers.eelco ];
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/thunar-volman/default.nix b/pkgs/desktops/xfce/core/thunar-volman/default.nix
index 11b29c64b33..fc6db0fcce4 100644
--- a/pkgs/desktops/xfce4-14/thunar-volman/default.nix
+++ b/pkgs/desktops/xfce/core/thunar-volman/default.nix
@@ -8,4 +8,8 @@ mkXfceDerivation {
   buildInputs = [ exo gtk3 libgudev libxfce4ui libxfce4util xfconf ];
 
   sha256 = "1qrlpn0q5g9psd41l6y80r3bvbg8jaic92m6r400zzwcvivf95z0";
+
+  meta = {
+    description = "Thunar extension for automatic management of removable drives and media";
+  };
 }
diff --git a/pkgs/desktops/xfce/core/thunar.nix b/pkgs/desktops/xfce/core/thunar.nix
deleted file mode 100644
index 83e3a2879d7..00000000000
--- a/pkgs/desktops/xfce/core/thunar.nix
+++ /dev/null
@@ -1,68 +0,0 @@
-{ stdenv, buildEnv, runCommand, makeWrapper, lndir, thunar-bare
-, thunarPlugins ? []
-}:
-
-with stdenv.lib; 
-
-let
-
-  build = thunar-bare;
-
-  replaceLnExeListWithWrapped = exeDir: exeNameList: mkWrapArgs: ''
-    exeDir="${exeDir}"
-    oriDir=`realpath -e "$exeDir"`
-    unlink "$exeDir"
-    mkdir -p "$exeDir"
-    lndir "$oriDir" "$exeDir"
-
-    exeList="${concatStrings (intersperse " " (map (x: "${exeDir}/${x}") exeNameList))}"
-
-    for exe in $exeList; do
-      oriExe=`realpath -e "$exe"`
-      rm -f "$exe"
-      makeWrapper "$oriExe" "$exe" ${concatStrings (intersperse " " mkWrapArgs)}
-    done
-  '';
-
-  name = "${build.p_name}-${build.ver_maj}.${build.ver_min}";
-
-  meta = {
-    inherit (build.meta) homepage license platforms;
-
-    description = build.meta.description + optionalString
-      (0 != length thunarPlugins)
-      " (with plugins: ${concatStrings (intersperse ", " (map (x: x.name) thunarPlugins))})";
-    maintainers = build.meta.maintainers /*++ [ jraygauthier ]*/;
-  };
-
-in
-
-# TODO: To be replaced with `buildEnv` awaiting missing features.
-runCommand name {
-  inherit build;
-  inherit meta;
-
-  nativeBuildInputs = [ makeWrapper lndir ];
-
-  dontPatchELF = true;
-  dontStrip = true;
-
-} 
-(let
-  buildWithPlugins = buildEnv {
-    name = "thunar-bare-with-plugins";
-    paths = [ build ] ++ thunarPlugins;
-  };
-
-in ''
-  mkdir -p $out
-  pushd ${buildWithPlugins} > /dev/null
-  for d in `find . -maxdepth 1 -name "*" -printf "%f\n" | tail -n+2`; do
-    ln -s "${buildWithPlugins}/$d" "$out/$d"
-  done
-  popd > /dev/null
-
-  ${replaceLnExeListWithWrapped "$out/bin" [ "thunar" "thunar-settings" ] [
-    "--set THUNARX_MODULE_DIR \"${buildWithPlugins}/lib/thunarx-2\""
-  ]}
-'')
diff --git a/pkgs/desktops/xfce/core/thunar/default.nix b/pkgs/desktops/xfce/core/thunar/default.nix
new file mode 100644
index 00000000000..11220141d2a
--- /dev/null
+++ b/pkgs/desktops/xfce/core/thunar/default.nix
@@ -0,0 +1,70 @@
+{ mkXfceDerivation
+, lib
+, docbook_xsl
+, exo
+, gdk-pixbuf
+, gtk3
+, libgudev
+, libnotify
+, libX11
+, libxfce4ui
+, libxfce4util
+, libxslt
+, xfconf
+, gobject-introspection
+, gvfs
+, makeWrapper
+, symlinkJoin
+, thunarPlugins ? []
+}:
+
+let unwrapped = mkXfceDerivation {
+  category = "xfce";
+  pname = "thunar";
+  version = "1.8.9";
+
+  sha256 = "01w60csbs2nq1bhb8n1bnmjmx48fm0va3qbnq84z0h2dxpr80b1w";
+
+  nativeBuildInputs = [
+    docbook_xsl
+    gobject-introspection
+    libxslt
+  ];
+
+  buildInputs = [
+    exo
+    gdk-pixbuf
+    gtk3
+    gvfs
+    libX11
+    libgudev
+    libnotify
+    libxfce4ui
+    libxfce4util
+    xfconf
+  ];
+
+  patches = [
+    ./thunarx_plugins_directory.patch
+  ];
+
+  # the desktop file … is in an insecure location»
+  # which pops up when invoking desktop files that are
+  # symlinks to the /nix/store
+  #
+  # this error was added by this commit:
+  # https://github.com/xfce-mirror/thunar/commit/1ec8ff89ec5a3314fcd6a57f1475654ddecc9875
+  postPatch = ''
+    sed -i -e 's|thunar_dialogs_show_insecure_program (parent, _(".*"), file, exec)|1|' thunar/thunar-file.c
+  '';
+
+  meta = {
+    description = "Xfce file manager";
+  };
+};
+
+in if thunarPlugins == [] then unwrapped
+  else import ./wrapper.nix {
+    inherit makeWrapper symlinkJoin thunarPlugins lib;
+    thunar = unwrapped;
+  }
diff --git a/pkgs/desktops/xfce/core/thunarx_plugins_directory.patch b/pkgs/desktops/xfce/core/thunar/thunarx_plugins_directory.patch
index e1431d86b14..594a81c829e 100644
--- a/pkgs/desktops/xfce/core/thunarx_plugins_directory.patch
+++ b/pkgs/desktops/xfce/core/thunar/thunarx_plugins_directory.patch
@@ -1,8 +1,8 @@
 diff --git a/thunarx/thunarx-provider-factory.c b/thunarx/thunarx-provider-factory.c
-index 31b8835..a3e7f4e 100644
+index 94b11545..1f66c982 100644
 --- a/thunarx/thunarx-provider-factory.c
 +++ b/thunarx/thunarx-provider-factory.c
-@@ -141,12 +141,19 @@ static GList*
+@@ -150,12 +150,19 @@ static GList*
  thunarx_provider_factory_load_modules (ThunarxProviderFactory *factory)
  {
    ThunarxProviderModule *module;
@@ -24,7 +24,7 @@ index 31b8835..a3e7f4e 100644
      {
        /* determine the types for all existing plugins */
 diff --git a/thunarx/thunarx-provider-module.c b/thunarx/thunarx-provider-module.c
-index 023ad2a..6c21997 100644
+index 023ad2ae..b1d1be8f 100644
 --- a/thunarx/thunarx-provider-module.c
 +++ b/thunarx/thunarx-provider-module.c
 @@ -174,10 +174,17 @@ static gboolean
@@ -33,13 +33,13 @@ index 023ad2a..6c21997 100644
    ThunarxProviderModule *module = THUNARX_PROVIDER_MODULE (type_module);
 +  const gchar           *thunar_dir;
    gchar                 *path;
-+    
+ 
 +  thunar_dir = g_getenv("THUNARX_MODULE_DIR");
 +  if (NULL == thunar_dir)
 +    {
 +      thunar_dir = THUNARX_DIRECTORY;
 +    }
- 
++
    /* load the module using the runtime link editor */
 -  path = g_build_filename (THUNARX_DIRECTORY, type_module->name, NULL);
 +  path = g_build_filename (thunar_dir, type_module->name, NULL);
diff --git a/pkgs/desktops/xfce/core/thunar/wrapper.nix b/pkgs/desktops/xfce/core/thunar/wrapper.nix
new file mode 100644
index 00000000000..cc44e662457
--- /dev/null
+++ b/pkgs/desktops/xfce/core/thunar/wrapper.nix
@@ -0,0 +1,34 @@
+{ makeWrapper, symlinkJoin, thunar, thunarPlugins, lib }:
+
+symlinkJoin {
+  name = "thunar-with-plugins-${thunar.version}";
+
+  paths = [ thunar ] ++ thunarPlugins;
+
+  buildInputs = [ makeWrapper ];
+
+  postBuild = ''
+    wrapProgram "$out/bin/thunar" \
+      --set "THUNARX_MODULE_DIR" "$out/lib/thunarx-3"
+
+    wrapProgram "$out/bin/thunar-settings" \
+      --set "THUNARX_MODULE_DIR" "$out/lib/thunarx-3"
+
+    for file in "lib/systemd/user/thunar.service" "share/dbus-1/services/org.xfce.FileManager.service" \
+      "share/dbus-1/services/org.xfce.Thunar.FileManager1.service" \
+      "share/dbus-1/services/org.xfce.Thunar.service"
+    do
+      rm -f "$out/$file"
+      substitute "${thunar}/$file" "$out/$file" \
+        --replace "${thunar}" "$out"
+    done
+  '';
+
+   meta = with lib; {
+    inherit (thunar.meta) homepage license platforms maintainers;
+
+    description = thunar.meta.description + optionalString
+      (0 != length thunarPlugins)
+      " (with plugins: ${concatStrings (intersperse ", " (map (x: x.name) thunarPlugins))})";
+  };
+}
diff --git a/pkgs/desktops/xfce/core/tumbler.nix b/pkgs/desktops/xfce/core/tumbler.nix
deleted file mode 100644
index 9087d3a0255..00000000000
--- a/pkgs/desktops/xfce/core/tumbler.nix
+++ /dev/null
@@ -1,42 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, dbus-glib, gdk-pixbuf, curl, freetype
-, libgsf, poppler, bzip2 }:
-let
-  p_name  = "tumbler";
-  ver_maj = "0.1";
-  ver_min = "31";
-in
-stdenv.mkDerivation rec {
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "0wvip28gm2w061hn84zp2q4dv947ihylrppahn4cjspzff935zfh";
-  };
-
-  outputs = [ "out" "dev" "devdoc" ];
-
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [
-    intltool dbus-glib gdk-pixbuf curl freetype
-    poppler libgsf bzip2
-  ];
-
-  configureFlags = [
-    # Needs gst-tag
-    # "--enable-gstreamer-thumbnailer"
-
-    # Needs libffmpegthumbnailer
-    # "--enable-ffmpeg-thumbnailer"
-
-    "--enable-odf-thumbnailer"
-    "--enable-poppler-thumbnailer"
-  ];
-
-  meta = with stdenv.lib; {
-    homepage = http://git.xfce.org/xfce/tumbler/;
-    description = "A D-Bus thumbnailer service";
-    platforms = platforms.linux;
-    license = licenses.gpl2;
-  };
-}
-
diff --git a/pkgs/desktops/xfce4-14/tumbler/default.nix b/pkgs/desktops/xfce/core/tumbler/default.nix
index e99551bd8d2..b795007ca7c 100644
--- a/pkgs/desktops/xfce4-14/tumbler/default.nix
+++ b/pkgs/desktops/xfce/core/tumbler/default.nix
@@ -32,4 +32,8 @@ mkXfceDerivation {
   postFixup = ''
     wrapProgram $out/lib/tumbler-1/tumblerd "''${gappsWrapperArgs[@]}"
   '';
+
+  meta = {
+    description = "A D-Bus thumbnailer service";
+  };
 }
diff --git a/pkgs/desktops/xfce/core/xfce4-appfinder.nix b/pkgs/desktops/xfce/core/xfce4-appfinder.nix
deleted file mode 100644
index d39708dd523..00000000000
--- a/pkgs/desktops/xfce/core/xfce4-appfinder.nix
+++ /dev/null
@@ -1,29 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, glib, gtk, libxfce4util
-, libxfce4ui, garcon, xfconf }:
-let
-  p_name  = "xfce4-appfinder";
-  ver_maj = "4.12";
-  ver_min = "0";
-in
-stdenv.mkDerivation rec {
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "0ry5hin8xhgnkmm9vs7jq8blk1cnbyr0s18nm1j6nsm7360abm1a";
-  };
-
-  buildInputs =
-    [ pkgconfig intltool glib gtk libxfce4util libxfce4ui garcon xfconf ];
-
-  enableParallelBuilding = true;
-
-  meta = with stdenv.lib; {
-    homepage = http://docs.xfce.org/xfce/xfce4-appfinder/;
-    description = "Xfce application finder, a tool to locate and launch programs on your system";
-    license = licenses.gpl2Plus;
-    platforms = platforms.linux;
-    maintainers = [ maintainers.eelco ];
-  };
-}
-
diff --git a/pkgs/desktops/xfce4-14/xfce4-appfinder/default.nix b/pkgs/desktops/xfce/core/xfce4-appfinder/default.nix
index 6c4af66c866..cbb444c6c76 100644
--- a/pkgs/desktops/xfce4-14/xfce4-appfinder/default.nix
+++ b/pkgs/desktops/xfce/core/xfce4-appfinder/default.nix
@@ -9,4 +9,8 @@ mkXfceDerivation {
 
   nativeBuildInputs = [ exo ];
   buildInputs = [ garcon gtk3 libxfce4ui libxfce4util xfconf ];
+
+  meta = {
+    description = "Appfinder for the Xfce4 Desktop Environment";
+  };
 }
diff --git a/pkgs/desktops/xfce/core/xfce4-dev-tools.nix b/pkgs/desktops/xfce/core/xfce4-dev-tools.nix
deleted file mode 100644
index 109c22f1e58..00000000000
--- a/pkgs/desktops/xfce/core/xfce4-dev-tools.nix
+++ /dev/null
@@ -1,28 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, glib, autoconf, automake, libtool, intltool }:
-let
-  p_name  = "xfce4-dev-tools";
-  ver_maj = "4.12";
-  ver_min = "0";
-in
-stdenv.mkDerivation rec {
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "1jxmyp80pwbfgmqmwpjxs7z5dmm6pyf3qj62z20xy44izraadqz2";
-  };
-
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ glib ];
-
-  # not needed to build it but to use it
-  propagatedBuildInputs = [ autoconf automake libtool intltool ];
-
-  meta = {
-    homepage = http://foo-projects.org/~benny/projects/xfce4-dev-tools/;
-    description = "Tools and M4 macros for Xfce4 developers";
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.linux;
-  };
-}
-
diff --git a/pkgs/desktops/xfce4-14/xfce4-dev-tools/default.nix b/pkgs/desktops/xfce/core/xfce4-dev-tools/default.nix
index 38fe82ffb01..38fe82ffb01 100644
--- a/pkgs/desktops/xfce4-14/xfce4-dev-tools/default.nix
+++ b/pkgs/desktops/xfce/core/xfce4-dev-tools/default.nix
diff --git a/pkgs/desktops/xfce4-14/xfce4-dev-tools/setup-hook.sh b/pkgs/desktops/xfce/core/xfce4-dev-tools/setup-hook.sh
index 600bf47fd87..600bf47fd87 100644
--- a/pkgs/desktops/xfce4-14/xfce4-dev-tools/setup-hook.sh
+++ b/pkgs/desktops/xfce/core/xfce4-dev-tools/setup-hook.sh
diff --git a/pkgs/desktops/xfce/core/xfce4-light-locker.patch b/pkgs/desktops/xfce/core/xfce4-light-locker.patch
deleted file mode 100644
index 0fabdffd7ed..00000000000
--- a/pkgs/desktops/xfce/core/xfce4-light-locker.patch
+++ /dev/null
@@ -1,25 +0,0 @@
---- ./scripts/xflock4.orig	2017-08-06 23:05:53.807688995 +0100
-+++ ./scripts/xflock4	2017-08-06 23:09:06.171789989 +0100
-@@ -24,12 +24,19 @
- PATH=/bin:/usr/bin
- export PATH
- 
--# Lock by xscreensaver or gnome-screensaver, if a respective daemon is running
-+# First test for the command set in the session's xfconf channel
-+LOCK_CMD=$(xfconf-query -c xfce4-session -p /general/LockCommand)
-+
-+# Lock by xscreensaver, gnome-screensaver, or light-locker, if a respective daemon is running
- for lock_cmd in \
-+    "$LOCK_CMD" \
-     "xscreensaver-command -lock" \
--    "gnome-screensaver-command --lock"
-+    "gnome-screensaver-command --lock" \
-+    "light-locker-command -l"
- do
--    $lock_cmd >/dev/null 2>&1 && exit
-+    if [ ! -z "$lock_cmd" ]; then
-+        $lock_cmd >/dev/null 2>&1 && exit
-+    fi
- done
- 
- # else run another access locking utility, if installed
diff --git a/pkgs/desktops/xfce/core/xfce4-panel.nix b/pkgs/desktops/xfce/core/xfce4-panel.nix
deleted file mode 100644
index b8ecae7e4e6..00000000000
--- a/pkgs/desktops/xfce/core/xfce4-panel.nix
+++ /dev/null
@@ -1,59 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, gtk, libxfce4util, libxfce4ui
-, libxfce4ui_gtk3, libwnck, exo, garcon, xfconf, libstartup_notification
-, makeWrapper, xfce4-mixer, hicolor-icon-theme, tzdata
-, withGtk3 ? false, gtk3, gettext, glib-networking
-}:
-let
-  inherit (stdenv.lib) optional;
-  p_name  = "xfce4-panel";
-  ver_maj = "4.12";
-  ver_min = "2";
-in
-stdenv.mkDerivation rec {
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "1s8cvsrgmkmmm84g6mghpj2k4777gm22g5lrsf8pdy5qh6xql1a2";
-  };
-
-  patches = [ ./xfce4-panel-datadir.patch ];
-  patchFlags = "-p1";
-
-  postPatch = ''
-    for f in $(find . -name \*.sh); do
-      substituteInPlace $f --replace gettext ${gettext}/bin/gettext
-    done
-    substituteInPlace plugins/clock/clock.c \
-       --replace "/usr/share/zoneinfo" "${tzdata}/share/zoneinfo" \
-       --replace "if (!g_file_test (filename, G_FILE_TEST_IS_SYMLINK))" ""
-  '';
-
-  outputs = [ "out" "dev" "devdoc" ];
-
-  buildInputs =
-    [ pkgconfig intltool gtk libxfce4util exo libwnck
-      garcon xfconf libstartup_notification makeWrapper hicolor-icon-theme
-    ] ++ xfce4-mixer.gst_plugins
-      ++ optional withGtk3 gtk3;
-
-  propagatedBuildInputs = [ (if withGtk3 then libxfce4ui_gtk3 else libxfce4ui) ];
-
-  configureFlags = optional withGtk3 "--enable-gtk3";
-
-  postInstall = ''
-    wrapProgram "$out/bin/xfce4-panel" \
-      --prefix GST_PLUGIN_SYSTEM_PATH : "$GST_PLUGIN_SYSTEM_PATH" \
-      --prefix GIO_EXTRA_MODULES : "${glib-networking}/lib/gio/modules"
-  '';
-
-  enableParallelBuilding = true;
-
-  meta = with stdenv.lib; {
-    homepage = https://www.xfce.org/projects/xfce4-panel;
-    description = "Xfce panel";
-    license = licenses.gpl2Plus;
-    platforms = platforms.linux;
-    maintainers = [ maintainers.eelco ];
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/xfce4-panel/default.nix b/pkgs/desktops/xfce/core/xfce4-panel/default.nix
index c571666e5c4..f7e500bdf54 100644
--- a/pkgs/desktops/xfce4-14/xfce4-panel/default.nix
+++ b/pkgs/desktops/xfce/core/xfce4-panel/default.nix
@@ -10,7 +10,7 @@ mkXfceDerivation {
   nativeBuildInputs = [ gobject-introspection ];
   buildInputs = [ exo garcon gtk2 gtk3 glib glib-networking libxfce4ui libxfce4util libwnck3 xfconf ];
 
-  patches = [ ../../xfce/core/xfce4-panel-datadir.patch ];
+  patches = [ ./xfce4-panel-datadir.patch ];
   patchFlags = "-p1";
 
   postPatch = ''
diff --git a/pkgs/desktops/xfce/core/xfce4-panel-datadir.patch b/pkgs/desktops/xfce/core/xfce4-panel/xfce4-panel-datadir.patch
index ed9df9ef36f..ed9df9ef36f 100644
--- a/pkgs/desktops/xfce/core/xfce4-panel-datadir.patch
+++ b/pkgs/desktops/xfce/core/xfce4-panel/xfce4-panel-datadir.patch
diff --git a/pkgs/desktops/xfce/core/xfce4-power-manager.nix b/pkgs/desktops/xfce/core/xfce4-power-manager.nix
deleted file mode 100644
index 266f3064507..00000000000
--- a/pkgs/desktops/xfce/core/xfce4-power-manager.nix
+++ /dev/null
@@ -1,44 +0,0 @@
-{ stdenv, lib, fetchurl, pkgconfig, intltool, glib, gtk, dbus-glib, upower, xfconf
-, libxfce4ui, libxfce4util, libnotify, xfce4-panel, hicolor-icon-theme
-, withGtk3 ? false, gtk3, libxfce4ui_gtk3, xfce4panel_gtk3 }:
-let
-  p_name  = "xfce4-power-manager";
-  ver_maj = if withGtk3 then "1.6" else "1.4";
-  ver_min = if withGtk3 then "0"   else "4";
-in
-stdenv.mkDerivation rec {
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 =
-      if withGtk3
-      then "0avzhllpimcn7a6z9aa4jn0zg5ahxr9ks5ldchizycdb0rz1bqxx"
-      else "01rvqy1cif4s8lkidb7hhmsz7d9f2fwcwvc51xycaj3qgsmch3n5";
-  };
-
-  buildInputs =
-    [ pkgconfig intltool glib dbus-glib upower xfconf libxfce4util
-      libnotify hicolor-icon-theme
-    ] ++
-    (if withGtk3
-    then [ gtk3 libxfce4ui_gtk3 xfce4panel_gtk3 ]
-    else [ gtk  libxfce4ui      xfce4-panel      ]);
-
-  postPatch = lib.optionalString withGtk3 ''
-    substituteInPlace configure --replace gio-2.0 gio-unix-2.0
-  '';
-
-  postConfigure = lib.optionalString withGtk3 ''
-    substituteInPlace src/Makefile      --replace "xfce4_power_manager_CFLAGS = "          "xfce4_power_manager_CFLAGS = \$(GIO_CFLAGS) "
-    substituteInPlace settings/Makefile --replace "xfce4_power_manager_settings_CFLAGS = " "xfce4_power_manager_settings_CFLAGS = \$(GIO_CFLAGS) "
-  '';
-
-  meta = with stdenv.lib; {
-    homepage = https://goodies.xfce.org/projects/applications/xfce4-power-manager;
-    description = "A power manager for the Xfce Desktop Environment";
-    license = licenses.gpl2Plus;
-    platforms = platforms.linux;
-    maintainers = [ maintainers.eelco ];
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/xfce4-power-manager/default.nix b/pkgs/desktops/xfce/core/xfce4-power-manager/default.nix
index 985146c8257..fb3f05b3664 100644
--- a/pkgs/desktops/xfce4-14/xfce4-power-manager/default.nix
+++ b/pkgs/desktops/xfce/core/xfce4-power-manager/default.nix
@@ -16,4 +16,8 @@ mkXfceDerivation {
     automakeAddFlags src/Makefile.am xfce4_power_manager_CFLAGS GIO_CFLAGS
     automakeAddFlags settings/Makefile.am xfce4_power_manager_settings_CFLAGS GIO_CFLAGS
   '';
+
+  meta = {
+    description = "A power manager for the Xfce Desktop Environment";
+  };
 }
diff --git a/pkgs/desktops/xfce/core/xfce4-session.nix b/pkgs/desktops/xfce/core/xfce4-session.nix
deleted file mode 100644
index b57dd252033..00000000000
--- a/pkgs/desktops/xfce/core/xfce4-session.nix
+++ /dev/null
@@ -1,44 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, gtk, polkit
-, libxfce4util, libxfce4ui, xfce4-panel, libwnck, dbus-glib, xfconf, libglade, xorg
-, hicolor-icon-theme
-}:
-
-let
-  p_name  = "xfce4-session";
-  ver_maj = "4.12";
-  ver_min = "1";
-in
-stdenv.mkDerivation rec {
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "97d7f2a2d0af7f3623b68d1f04091e02913b28f9555dab8b0d26c8a1299d08fd";
-  };
-
-  patches = [
-    # Fix "lock screen" not working for light-locker
-    ./xfce4-light-locker.patch
-  ];
-
-  buildInputs =
-    [ pkgconfig intltool gtk libxfce4util libxfce4ui libwnck dbus-glib
-      xfconf xfce4-panel libglade xorg.iceauth xorg.libSM
-      polkit hicolor-icon-theme
-    ]; #TODO: upower-glib, gconf (assistive?), gnome keyring
-
-  preBuild = ''
-    sed '/^PATH=/d'        -i scripts/xflock4
-    sed '/^export PATH$/d' -i scripts/xflock4
-  '';
-
-  configureFlags = [ "--with-xsession-prefix=$(out)" ];
-
-  meta = with stdenv.lib; {
-    homepage = https://www.xfce.org/projects/xfce4-session;
-    description = "Session manager for Xfce";
-    license = licenses.gpl2Plus;
-    platforms = platforms.linux;
-    maintainers = [ maintainers.eelco ];
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/xfce4-session/default.nix b/pkgs/desktops/xfce/core/xfce4-session/default.nix
index d44cd8b0dd7..0ab362aa21d 100644
--- a/pkgs/desktops/xfce4-14/xfce4-session/default.nix
+++ b/pkgs/desktops/xfce/core/xfce4-session/default.nix
@@ -1,4 +1,4 @@
-{ mkXfceDerivation, polkit, exo, libxfce4util, libxfce4ui, xfconf, iceauth, gtk3, glib, libwnck3, xorg }:
+{ mkXfceDerivation, polkit, exo, libxfce4util, libxfce4ui, xfconf, iceauth, gtk3, glib, libwnck3, xorg, xfce4-session }:
 
 mkXfceDerivation {
   category = "xfce";
@@ -14,6 +14,8 @@ mkXfceDerivation {
   # See https://github.com/NixOS/nixpkgs/issues/36468
   NIX_CFLAGS_COMPILE = "-I${glib.dev}/include/gio-unix-2.0";
 
+  passthru.xinitrc = "${xfce4-session}/etc/xdg/xfce4/xinitrc";
+
   meta =  {
     description = "Session manager for Xfce";
   };
diff --git a/pkgs/desktops/xfce/core/xfce4-settings-default-icon-theme.patch b/pkgs/desktops/xfce/core/xfce4-settings-default-icon-theme.patch
deleted file mode 100644
index 2683b3c3dfd..00000000000
--- a/pkgs/desktops/xfce/core/xfce4-settings-default-icon-theme.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- a/xfsettingsd/xsettings.xml       2015-02-28 22:32:02.681796319 +0100
-+++ b/xfsettingsd/xsettings.xml       2015-02-28 22:32:27.881214735 +0100
-@@ -7,7 +7,7 @@
- <channel name="xsettings" version="1.0">
-   <property name="Net" type="empty">
-     <property name="ThemeName" type="empty"/>
--    <property name="IconThemeName" type="empty"/>
-+    <property name="IconThemeName" type="string" value="Rodent"/>
-     <property name="DoubleClickTime" type="int" value="400"/>
-     <property name="DoubleClickDistance" type="int" value="5"/>
-     <property name="DndDragThreshold" type="int" value="8"/>
\ No newline at end of file
diff --git a/pkgs/desktops/xfce/core/xfce4-settings.nix b/pkgs/desktops/xfce/core/xfce4-settings.nix
deleted file mode 100644
index 584055c8ddf..00000000000
--- a/pkgs/desktops/xfce/core/xfce4-settings.nix
+++ /dev/null
@@ -1,54 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, exo, gtk, garcon, libxfce4util
-, libxfce4ui, xfconf, libXi, upower ? null, libnotify ? null
-, libXcursor ? null, xf86inputlibinput ? null, libxklavier ? null }:
-
-let
-  p_name  = "xfce4-settings";
-  ver_maj = "4.12";
-  ver_min = "1";
-in
-stdenv.mkDerivation rec {
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "0x35i1cvkqp0hib1knwa58mckdwrfbhaisz4bsx6bbbx385llj7n";
-  };
-
-  patches = [ ./xfce4-settings-default-icon-theme.patch ];
-
-  postPatch = ''
-    for f in $(find . -name \*.c); do
-      substituteInPlace $f --replace \"libinput-properties.h\" '<xorg/libinput-properties.h>'
-    done
-  '';
-
-  nativeBuildInputs = [ pkgconfig intltool ];
-
-  buildInputs = [
-    exo
-    gtk
-    garcon
-    libxfce4util
-    libxfce4ui
-    xfconf
-    libXi
-    upower
-    libnotify
-    libXcursor
-    xf86inputlibinput
-    libxklavier
-  ];
-
-  configureFlags = [ "--enable-pluggable-dialogs" "--enable-sound-settings" ];
-
-  enableParallelBuilding = true;
-
-  meta = with stdenv.lib; {
-    homepage = https://www.xfce.org/projects/xfce4-settings;
-    description = "Settings manager for Xfce";
-    license = licenses.gpl2Plus;
-    platforms = platforms.linux;
-    maintainers = [ maintainers.eelco ];
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/xfce4-settings/default.nix b/pkgs/desktops/xfce/core/xfce4-settings/default.nix
index 8cda66359e3..74ab96ed1bc 100644
--- a/pkgs/desktops/xfce4-14/xfce4-settings/default.nix
+++ b/pkgs/desktops/xfce/core/xfce4-settings/default.nix
@@ -33,4 +33,8 @@ mkXfceDerivation {
     "--enable-pluggable-dialogs"
     "--enable-sound-settings"
   ];
+
+  meta = {
+    description = "Settings manager for Xfce";
+  };
 }
diff --git a/pkgs/desktops/xfce/core/xfconf.nix b/pkgs/desktops/xfce/core/xfconf.nix
deleted file mode 100644
index 9af365c6f14..00000000000
--- a/pkgs/desktops/xfce/core/xfconf.nix
+++ /dev/null
@@ -1,30 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, glib, libxfce4util, dbus-glib }:
-let
-  p_name  = "xfconf";
-  ver_maj = "4.12";
-  ver_min = "1";
-in
-stdenv.mkDerivation rec {
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "0dns190bwb615wy9ma2654sw4vz1d0rcv061zmaalkv9wmj8bx1m";
-  };
-
-  outputs = [ "out" "dev" "devdoc" ];
-
-  #TODO: no perl bingings yet (ExtUtils::Depends, ExtUtils::PkgConfig, Glib)
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool glib libxfce4util ];
-  propagatedBuildInputs = [ dbus-glib ];
-
-  doCheck = false; # requires dbus daemon
-
-  meta = with stdenv.lib; {
-    homepage = http://docs.xfce.org/xfce/xfconf/start;
-    description = "Simple client-server configuration storage and query system for Xfce";
-    license = licenses.gpl2;
-    platforms = platforms.linux;
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/xfconf/default.nix b/pkgs/desktops/xfce/core/xfconf/default.nix
index a9d6ceaf469..a0923f0fda1 100644
--- a/pkgs/desktops/xfce4-14/xfconf/default.nix
+++ b/pkgs/desktops/xfce/core/xfconf/default.nix
@@ -8,4 +8,8 @@ mkXfceDerivation {
   sha256 = "1mbqc1463xgn7gafbh2fyshshdxin33iwk96y4nw2gl48nhx4sgs";
 
   buildInputs = [ libxfce4util ];
+
+  meta = {
+    description = "Simple client-server configuration storage and query system for Xfce";
+  };
 }
diff --git a/pkgs/desktops/xfce/core/xfdesktop.nix b/pkgs/desktops/xfce/core/xfdesktop.nix
deleted file mode 100644
index 091dd03c0bc..00000000000
--- a/pkgs/desktops/xfce/core/xfdesktop.nix
+++ /dev/null
@@ -1,36 +0,0 @@
-{ stdenv, fetchurl, fetchpatch, pkgconfig, intltool, gtk, libxfce4util, libxfce4ui
-, libwnck, xfconf, libglade, xfce4-panel, thunar, exo, garcon, libnotify
-, hicolor-icon-theme }:
-let
-  p_name  = "xfdesktop";
-  ver_maj = "4.12";
-  ver_min = "3";
-in
-stdenv.mkDerivation rec {
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "a8a8d93744d842ca6ac1f9bd2c8789ee178937bca7e170e5239cbdbef30520ac";
-  };
-
-  buildInputs = [
-    pkgconfig intltool gtk libxfce4util libxfce4ui libwnck xfconf
-    libglade xfce4-panel thunar exo garcon libnotify hicolor-icon-theme
-  ];
-
-  patches = [(fetchpatch {
-    url = https://git.xfce.org/xfce/xfdesktop/patch?id=157f5b55cfc3629d595ef38984278de5915aac27;
-    sha256 = "0ki7hnyfpz7bdmsxqnm9qvyk040iyv1fawnhzfbyyzrh4nc5jd3x";
-  })];
-
-  enableParallelBuilding = true;
-
-  meta = with stdenv.lib; {
-    homepage = https://www.xfce.org/projects/xfdesktop;
-    description = "Xfce desktop manager";
-    license = licenses.gpl2Plus;
-    platforms = platforms.linux;
-    maintainers = [ maintainers.eelco ];
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/xfdesktop/default.nix b/pkgs/desktops/xfce/core/xfdesktop/default.nix
index afcd0d19dc3..afcd0d19dc3 100644
--- a/pkgs/desktops/xfce4-14/xfdesktop/default.nix
+++ b/pkgs/desktops/xfce/core/xfdesktop/default.nix
diff --git a/pkgs/desktops/xfce/core/xfwm4.nix b/pkgs/desktops/xfce/core/xfwm4.nix
deleted file mode 100644
index d26649ee6ce..00000000000
--- a/pkgs/desktops/xfce/core/xfwm4.nix
+++ /dev/null
@@ -1,31 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, gtk, intltool, libglade, libxfce4util
-, libxfce4ui, xfconf, libwnck, libstartup_notification, xorg }:
-let
-  p_name  = "xfwm4";
-  ver_maj = "4.12";
-  ver_min = "4";
-in
-stdenv.mkDerivation rec {
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/xfce/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "0dpvdrd5lclkcrzmdpva38gfsgvdf3xkqfknvy96x6k4fn508x7s";
-  };
-
-  buildInputs =
-    [ pkgconfig intltool gtk libglade libxfce4util libxfce4ui xfconf
-      libwnck libstartup_notification
-      xorg.libXcomposite xorg.libXfixes xorg.libXdamage
-    ];
-
-  enableParallelBuilding = true;
-
-  meta = with stdenv.lib; {
-    homepage = https://www.xfce.org/projects/xfwm4;
-    description = "Window manager for Xfce";
-    license = licenses.gpl2Plus;
-    platforms = platforms.linux;
-    maintainers = [ maintainers.eelco ];
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/xfwm4/default.nix b/pkgs/desktops/xfce/core/xfwm4/default.nix
index 358e99c893f..2dff3302617 100644
--- a/pkgs/desktops/xfce4-14/xfwm4/default.nix
+++ b/pkgs/desktops/xfce/core/xfwm4/default.nix
@@ -23,4 +23,8 @@ mkXfceDerivation {
     libXpresent
     xfconf
   ];
+
+  meta = {
+    description = "Window manager for Xfce";
+  };
 }
diff --git a/pkgs/desktops/xfce/default.nix b/pkgs/desktops/xfce/default.nix
index 20d5175fed6..07773523b3e 100644
--- a/pkgs/desktops/xfce/default.nix
+++ b/pkgs/desktops/xfce/default.nix
@@ -3,91 +3,91 @@
 lib.makeScope pkgs.newScope (self: with self; {
   #### NixOS support
 
-  inherit (pkgs.gnome2) libglade vte gtksourceview;
   inherit (pkgs.gnome3) dconf;
-  inherit (pkgs.perlPackages) URI;
 
-  gtk = pkgs.gtk2;
+  mkXfceDerivation = callPackage ./mkXfceDerivation.nix { };
+
+  automakeAddFlags = pkgs.makeSetupHook { } ./automakeAddFlags.sh;
 
   # Samba is a rather heavy dependency
   gvfs = pkgs.gvfs.override { samba = null; };
 
-  xinitrc = "${xfce4-session}/etc/xdg/xfce4/xinitrc";
-
   #### CORE
 
-  exo = callPackage ./core/exo.nix { };
-
-  garcon = callPackage ./core/garcon.nix { };
+  exo = callPackage ./core/exo { };
 
-  # When built with GTK 3, it was breaking GTK 3 app layout
-  gtk-xfce-engine = callPackage ./core/gtk-xfce-engine.nix { withGtk3 = false; };
+  garcon = callPackage ./core/garcon { };
 
-  libxfce4ui = callPackage ./core/libxfce4ui.nix { };
+  libxfce4ui = callPackage ./core/libxfce4ui { };
 
-  libxfce4util = callPackage ./core/libxfce4util.nix { };
+  libxfce4util = callPackage ./core/libxfce4util { };
 
-  libxfcegui4 = callPackage ./core/libxfcegui4.nix { };
+  thunar = callPackage ./core/thunar {
+    thunarPlugins = [];
+  };
 
-  thunar-bare = callPackage ./core/thunar-build.nix { };
-
-  thunar = callPackage ./core/thunar.nix { };
-
-  # NB: thunar already has it
-  thunar-volman = callPackage ./core/thunar-volman.nix { };
+  thunar-volman = callPackage ./core/thunar-volman { };
 
   thunar-archive-plugin = callPackage ./thunar-plugins/archive { };
 
   thunar-dropbox-plugin = callPackage ./thunar-plugins/dropbox { };
 
-  tumbler = callPackage ./core/tumbler.nix { };
+  tumbler = callPackage ./core/tumbler { };
 
-  # TODO: impure plugins from /run/current-system/sw/lib/xfce4
-  xfce4-panel = callPackage ./core/xfce4-panel.nix { };
+  xfce4-panel = callPackage ./core/xfce4-panel { };
 
-  xfce4-session = callPackage ./core/xfce4-session.nix { };
+  xfce4-session = callPackage ./core/xfce4-session { };
 
-  xfce4-settings = callPackage ./core/xfce4-settings.nix { };
+  xfce4-settings = callPackage ./core/xfce4-settings { };
 
-  xfce4-power-manager = callPackage ./core/xfce4-power-manager.nix { };
+  xfce4-power-manager = callPackage ./core/xfce4-power-manager { };
 
-  xfconf = callPackage ./core/xfconf.nix { };
+  xfconf = callPackage ./core/xfconf { };
 
-  xfdesktop = callPackage ./core/xfdesktop.nix { };
+  xfdesktop = callPackage ./core/xfdesktop { };
 
-  xfwm4 = callPackage ./core/xfwm4.nix { };
+  xfwm4 = callPackage ./core/xfwm4 { };
 
-  xfce4-appfinder = callPackage ./core/xfce4-appfinder.nix { };
+  xfce4-appfinder = callPackage ./core/xfce4-appfinder { };
 
-  xfce4-dev-tools = callPackage ./core/xfce4-dev-tools.nix { };
+  xfce4-dev-tools = callPackage ./core/xfce4-dev-tools {
+    mkXfceDerivation = mkXfceDerivation.override {
+      xfce4-dev-tools = null;
+    };
+  };
 
   #### APPLICATIONS
 
-  gigolo = callPackage ./applications/gigolo.nix { };
+  gigolo = callPackage ./applications/gigolo { };
+
+  mousepad = callPackage ./applications/mousepad { };
 
-  mousepad = callPackage ./applications/mousepad.nix { };
+  orage = callPackage ./applications/orage { };
 
-  orage = callPackage ./applications/orage.nix { };
+  parole = callPackage ./applications/parole { };
 
-  parole = callPackage ./applications/parole.nix { };
+  ristretto = callPackage ./applications/ristretto { };
 
-  ristretto = callPackage ./applications/ristretto.nix { };
+  xfce4-taskmanager = callPackage ./applications/xfce4-taskmanager { };
 
-  xfce4-mixer = callPackage ./applications/xfce4-mixer.nix { };
+  xfce4-dict = callPackage ./applications/xfce4-dict { };
 
-  xfce4-mixer-pulse = callPackage ./applications/xfce4-mixer.nix { pulseaudioSupport = true; };
+  xfce4-terminal = callPackage ./applications/xfce4-terminal { };
 
-  xfce4-notifyd = callPackage ./applications/xfce4-notifyd.nix { };
+  xfce4-screenshooter = callPackage ./applications/xfce4-screenshooter {
+    inherit (pkgs.gnome3) libsoup;
+  };
 
-  xfce4-taskmanager = callPackage ./applications/xfce4-taskmanager.nix { };
+  xfdashbooard = callPackage ./applications/xfdashboard {};
 
-  xfce4-terminal = callPackage ./applications/terminal.nix { };
+  # TODO: this repo is inactive for many years. Remove?
+  xfce4-volumed = callPackage ./applications/xfce4-volumed { };
 
-  xfce4-screenshooter = callPackage ./applications/xfce4-screenshooter.nix { };
+  xfce4-volumed-pulse = callPackage ./applications/xfce4-volumed-pulse { };
 
-  xfce4-volumed = callPackage ./applications/xfce4-volumed.nix { };
+  xfce4-notifyd = callPackage ./applications/xfce4-notifyd { };
 
-  xfce4-volumed-pulse = callPackage ./applications/xfce4-volumed-pulse.nix { };
+  xfburn = callPackage ./applications/xfburn { };
 
   #### ART
 
@@ -99,15 +99,15 @@ lib.makeScope pkgs.newScope (self: with self; {
 
   xfce4-vala-panel-appmenu-plugin = callPackage ./panel-plugins/xfce4-vala-panel-appmenu-plugin { };
 
-  xfce4-battery-plugin = callPackage ./panel-plugins/xfce4-battery-plugin.nix { };
+  xfce4-battery-plugin = callPackage ./panel-plugins/xfce4-battery-plugin { };
 
-  xfce4-clipman-plugin = callPackage ./panel-plugins/xfce4-clipman-plugin.nix { };
+  xfce4-clipman-plugin = callPackage ./panel-plugins/xfce4-clipman-plugin { };
 
-  xfce4-cpufreq-plugin = callPackage ./panel-plugins/xfce4-cpufreq-plugin.nix { };
+  xfce4-cpufreq-plugin = callPackage ./panel-plugins/xfce4-cpufreq-plugin { };
 
   xfce4-cpugraph-plugin = callPackage ./panel-plugins/xfce4-cpugraph-plugin.nix { };
 
-  xfce4-datetime-plugin = callPackage ./panel-plugins/xfce4-datetime-plugin.nix { };
+  xfce4-datetime-plugin = callPackage ./panel-plugins/xfce4-datetime-plugin { };
 
   xfce4-dict-plugin = callPackage ./panel-plugins/xfce4-dict-plugin.nix { };
 
@@ -125,7 +125,7 @@ lib.makeScope pkgs.newScope (self: with self; {
 
   xfce4-namebar-plugin = callPackage ./panel-plugins/xfce4-namebar-plugin.nix { };
 
-  xfce4-netload-plugin = callPackage ./panel-plugins/xfce4-netload-plugin.nix { };
+  xfce4-netload-plugin = callPackage ./panel-plugins/xfce4-netload-plugin { };
 
   xfce4-notes-plugin = callPackage ./panel-plugins/xfce4-notes-plugin.nix { };
 
@@ -141,23 +141,15 @@ lib.makeScope pkgs.newScope (self: with self; {
 
   xfce4-verve-plugin = callPackage ./panel-plugins/xfce4-verve-plugin.nix { };
 
-  xfce4-xkb-plugin = callPackage ./panel-plugins/xfce4-xkb-plugin.nix { };
+  xfce4-xkb-plugin = callPackage ./panel-plugins/xfce4-xkb-plugin { };
 
   xfce4-weather-plugin = callPackage ./panel-plugins/xfce4-weather-plugin.nix { };
 
-  xfce4-whiskermenu-plugin = callPackage ./panel-plugins/xfce4-whiskermenu-plugin.nix { };
+  xfce4-whiskermenu-plugin = callPackage ./panel-plugins/xfce4-whiskermenu-plugin { };
 
   xfce4-windowck-plugin = callPackage ./panel-plugins/xfce4-windowck-plugin.nix { };
 
-  xfce4-pulseaudio-plugin = callPackage ./panel-plugins/xfce4-pulseaudio-plugin.nix { };
-
-  #### GTK3 (deprecated, see NixOS/nixpkgs#32763)
-
-  libxfce4ui_gtk3 = libxfce4ui.override { withGtk3 = true; };
-
-  xfce4panel_gtk3 = xfce4-panel.override { withGtk3 = true; };
-
-  xfce4_power_manager_gtk3 = xfce4-power-manager.override { withGtk3 = true; };
+  xfce4-pulseaudio-plugin = callPackage ./panel-plugins/xfce4-pulseaudio-plugin { };
 
 } // lib.optionalAttrs (config.allowAliases or true) {
   #### ALIASES - added 2018-01
@@ -208,4 +200,21 @@ lib.makeScope pkgs.newScope (self: with self; {
   xfce4_whiskermenu_plugin = xfce4-whiskermenu-plugin;
   xfce4_windowck_plugin = xfce4-windowck-plugin;
   xfce4_pulseaudio_plugin = xfce4-pulseaudio-plugin;
+
+  xfce4-mixer = throw "deprecated 2019-08-18: obsoleted by xfce4-pulseaudio-plugin"; # added 2019-08-18
+  gtk-xfce-engine = throw "deprecated 2019-09-17: Xfce 4.14 deprecated gtk-xfce-engine"; # added 2019-09-17
+
+  # added 2019-11-04
+  libxfce4ui_gtk3 = libxfce4ui;
+  xfce4panel_gtk3 = xfce4-panel;
+  xfce4_power_manager_gtk3 = xfce4-power-manager;
+  gtk = pkgs.gtk2;
+  libxfcegui4 = throw "libxfcegui4 is the deprecated Xfce GUI library. It has been superseded by the libxfce4ui library";
+  xinitrc = xfce4-session.xinitrc;
+  inherit (pkgs.gnome2) libglade;
+  inherit (pkgs.gnome3) vte gtksourceview;
+  xfce4-mixer-pulse = xfce4-mixer;
+  thunar-bare = thunar.override {
+    thunarPlugins = [];
+  };
 })
diff --git a/pkgs/desktops/xfce4-14/mkXfceDerivation.nix b/pkgs/desktops/xfce/mkXfceDerivation.nix
index b7dc8322569..b7dc8322569 100644
--- a/pkgs/desktops/xfce4-14/mkXfceDerivation.nix
+++ b/pkgs/desktops/xfce/mkXfceDerivation.nix
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-battery-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-battery-plugin.nix
deleted file mode 100644
index 6399aa3cc20..00000000000
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-battery-plugin.nix
+++ /dev/null
@@ -1,24 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4-panel, libxfce4ui, libxfcegui4, xfconf, gtk, hicolor-icon-theme }:
-
-with stdenv.lib;
-stdenv.mkDerivation rec {
-  p_name  = "xfce4-battery-plugin";
-  ver_maj = "1.0";
-  ver_min = "5";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/panel-plugins/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "04gbplcj8z4vg5xbks8cc2jjf62mmf9sdymg90scjwmb82pv2ngn";
-  };
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel libxfcegui4 xfconf gtk hicolor-icon-theme ];
-
-  meta = {
-    homepage = "http://goodies.xfce.org/projects/panel-plugins/${p_name}";
-    description = "Battery plugin for Xfce panel";
-    platforms = platforms.linux;
-    maintainers = [ maintainers.AndersonTorres ];
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/xfce4-battery-plugin/default.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-battery-plugin/default.nix
index 376551b09c0..3966e256b16 100644
--- a/pkgs/desktops/xfce4-14/xfce4-battery-plugin/default.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-battery-plugin/default.nix
@@ -8,4 +8,8 @@ mkXfceDerivation rec {
   sha256 = "0329miiclc8da6j0sz495p99hyrf9fjhvpmdl0556fphybz5agc0";
 
   buildInputs = [ gtk3 libxfce4ui libxfce4util xfce4-panel xfconf ];
+
+  meta = {
+    description = "Battery plugin for Xfce panel";
+  };
 }
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-clipman-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-clipman-plugin.nix
deleted file mode 100644
index 280f39f8d99..00000000000
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-clipman-plugin.nix
+++ /dev/null
@@ -1,24 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, glib, exo, libXtst, xorgproto, libxfce4util, xfce4-panel, libxfce4ui, libxfcegui4, xfconf, gtk, hicolor-icon-theme }:
-
-with stdenv.lib;
-stdenv.mkDerivation rec {
-  p_name  = "xfce4-clipman-plugin";
-  ver_maj = "1.2";
-  ver_min = "6";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/panel-plugins/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "19a8gwcqc0r5qqi8w28dc8arqip34m8yxdb87lgps9g5qfcky113";
-  };
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool glib exo libXtst xorgproto libxfce4util libxfce4ui xfce4-panel libxfcegui4 xfconf gtk hicolor-icon-theme ];
-
-  meta = {
-    homepage = "http://goodies.xfce.org/projects/panel-plugins/${p_name}";
-    description = "Clipboard manager for Xfce panel";
-    platforms = platforms.linux;
-    maintainers = [ maintainers.AndersonTorres ];
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/xfce4-clipman-plugin/default.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-clipman-plugin/default.nix
index 74628a325d4..bd1a3b5e5e3 100644
--- a/pkgs/desktops/xfce4-14/xfce4-clipman-plugin/default.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-clipman-plugin/default.nix
@@ -8,4 +8,8 @@ mkXfceDerivation rec {
   sha256 = "1xk79xh1zk0x4r1z9m1dakp79pip0zh3naviybvl1dnpwwfc03gq";
 
   buildInputs = [ exo gtk3 libXtst libxfce4ui libxfce4util xfce4-panel xfconf ];
+
+  meta = {
+    description = "Clipboard manager for Xfce panel";
+  };
 }
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-cpufreq-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-cpufreq-plugin.nix
deleted file mode 100644
index 07838f8fe7c..00000000000
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-cpufreq-plugin.nix
+++ /dev/null
@@ -1,29 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4-panel, libxfce4ui, libxfcegui4, xfconf, gtk, hicolor-icon-theme }:
-
-with stdenv.lib;
-stdenv.mkDerivation rec {
-  p_name  = "xfce4-cpufreq-plugin";
-  ver_maj = "1.1";
-  ver_min = "3";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/panel-plugins/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "0crd21l5cw0xgm6w7s049xa36k203yx7l56ssnah9nq1w73n58bl";
-  };
-
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  nativeBuildInputs = [ pkgconfig intltool ];
-
-  buildInputs = [ libxfce4util libxfce4ui xfce4-panel libxfcegui4 xfconf gtk hicolor-icon-theme ];
-
-  enableParallelBuilding = true;
-
-  meta = {
-    homepage = "http://goodies.xfce.org/projects/panel-plugins/${p_name}";
-    description = "CPU Freq load plugin for Xfce panel";
-    license = [ licenses.gpl2Plus ];
-    platforms = platforms.linux;
-    maintainers = [ maintainers.AndersonTorres ];
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/xfce4-cpufreq-plugin/default.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-cpufreq-plugin/default.nix
index 22793963df3..3798edbf89d 100644
--- a/pkgs/desktops/xfce4-14/xfce4-cpufreq-plugin/default.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-cpufreq-plugin/default.nix
@@ -7,4 +7,8 @@ mkXfceDerivation {
   sha256 = "1p7c4g3yfc19ksdckxpzq1q35jvplh5g55299cvv0afhdb5l8zhv";
 
   buildInputs = [ gtk3 libxfce4ui libxfce4util xfce4-panel xfconf ];
+
+  meta = {
+    description = "CPU Freq load plugin for Xfce panel";
+  };
 }
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-cpugraph-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-cpugraph-plugin.nix
index e088e74cfb1..ef7f7e58020 100644
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-cpugraph-plugin.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-cpugraph-plugin.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, intltool, glib, exo, libXtst, xorgproto, libxfce4util, xfce4-panel, libxfce4ui, xfconf, gtk, hicolor-icon-theme }:
+{ stdenv, fetchurl, pkgconfig, intltool, glib, exo, libXtst, xorgproto, libxfce4util, xfce4-panel, libxfce4ui, xfconf, gtk2, hicolor-icon-theme }:
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   name = "${p_name}-${ver_maj}.${ver_min}";
 
   nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool glib exo libXtst xorgproto libxfce4util libxfce4ui xfce4-panel xfconf gtk hicolor-icon-theme ];
+  buildInputs = [ intltool glib exo libXtst xorgproto libxfce4util libxfce4ui xfce4-panel xfconf gtk2 hicolor-icon-theme ];
 
   meta = {
     homepage = "http://goodies.xfce.org/projects/panel-plugins/${p_name}";
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-datetime-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-datetime-plugin.nix
deleted file mode 100644
index c6317010031..00000000000
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-datetime-plugin.nix
+++ /dev/null
@@ -1,26 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, libxfcegui4, xfce4-panel
-, gtk }:
-
-with stdenv.lib;
-stdenv.mkDerivation rec {
-  p_name  = "xfce4-datetime-plugin";
-  ver_maj = "0.6";
-  ver_min = "2";
-
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/panel-plugins/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "0b4yril07qgkmywjym1qp12r4g35bnh96879zbjps7cd3rkxld4p";
-  };
-
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool libxfce4util libxfcegui4 xfce4-panel gtk ];
-
-  meta = {
-    homepage = "http://goodies.xfce.org/projects/panel-plugins/${p_name}";
-    description = "Shows the date and time in the panel, and a calendar appears when you left-click on it";
-    platforms = platforms.linux;
-    maintainers = [ maintainers.AndersonTorres ];
-  };
-}
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-datetime-plugin/default.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-datetime-plugin/default.nix
new file mode 100644
index 00000000000..3cfb010b12d
--- /dev/null
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-datetime-plugin/default.nix
@@ -0,0 +1,34 @@
+{ mkXfceDerivation
+, stdenv
+, intltool
+, libxfce4ui
+, xfce4-panel
+, gtk3
+, gettext
+}:
+
+mkXfceDerivation rec {
+  category = "panel-plugins";
+  pname = "xfce4-datetime-plugin";
+  version = "0.8.0";
+
+  rev = "datetime-${version}";
+
+  sha256 = "12drh7y70d70r93lpv43fkj5cbyl0vciz4a41nxrknrfbhxrvyah";
+
+  nativeBuildInputs = [
+    gettext
+    intltool
+  ];
+
+  buildInputs = [
+    gtk3
+    libxfce4ui
+    xfce4-panel
+  ];
+
+  meta = with stdenv.lib; {
+    description = "Shows the date and time in the panel, and a calendar appears when you left-click on it";
+    maintainers = [ maintainers.AndersonTorres ];
+  };
+}
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-dict-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-dict-plugin.nix
index 8210fc62ccb..0b31bac8d54 100644
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-dict-plugin.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-dict-plugin.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4-panel, libxfce4ui, libxfcegui4, xfconf, gtk}:
+{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4-panel, libxfce4ui, xfconf, gtk2}:
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   name = "${p_name}-${ver_maj}.${ver_min}";
 
   nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel libxfcegui4 xfconf gtk ];
+  buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel xfconf gtk2 ];
 
   meta = {
     homepage = "http://goodies.xfce.org/projects/panel-plugins/${p_name}";
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-eyes-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-eyes-plugin.nix
index 3a79f67068c..03e5a222967 100644
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-eyes-plugin.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-eyes-plugin.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4-panel, libxfce4ui, libxfcegui4, xfconf, gtk}:
+{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4-panel, libxfce4ui, xfconf, gtk2}:
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
@@ -13,12 +13,13 @@ stdenv.mkDerivation rec {
   name = "${p_name}-${ver_maj}.${ver_min}";
 
   nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel libxfcegui4 xfconf gtk ];
+  buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel xfconf gtk2 ];
 
   meta = {
     homepage = "http://goodies.xfce.org/projects/panel-plugins/${p_name}";
     description = "Eyes following you!";
     platforms = platforms.linux;
     maintainers = [ maintainers.AndersonTorres ];
+    broken = true;
   };
 }
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-fsguard-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-fsguard-plugin.nix
index 6d0f8ee73a4..ee663aa71ca 100644
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-fsguard-plugin.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-fsguard-plugin.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4-panel, libxfce4ui, libxfcegui4, xfconf, gtk}:
+{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4-panel, libxfce4ui, xfconf, gtk2}:
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
@@ -13,12 +13,13 @@ stdenv.mkDerivation rec {
   name = "${p_name}-${ver_maj}.${ver_min}";
 
   nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel libxfcegui4 xfconf gtk ];
+  buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel xfconf gtk2 ];
 
   meta = {
     homepage = "http://goodies.xfce.org/projects/panel-plugins/${p_name}";
     description = "Filesystem monitor";
     platforms = platforms.linux;
     maintainers = [ maintainers.AndersonTorres ];
+    broken = true;
   };
 }
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-genmon-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-genmon-plugin.nix
index 039ac144094..193d27af98a 100644
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-genmon-plugin.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-genmon-plugin.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4-panel, libxfce4ui, libxfcegui4, xfconf, gtk}:
+{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4-panel, libxfce4ui, xfconf, gtk2}:
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
@@ -13,12 +13,13 @@ stdenv.mkDerivation rec {
   name = "${p_name}-${ver_maj}.${ver_min}";
 
   nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel libxfcegui4 xfconf gtk ];
+  buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel xfconf gtk2 ];
 
   meta = {
     homepage = "http://goodies.xfce.org/projects/panel-plugins/${p_name}";
     description = "Cyclically spawns a command and captures its output";
     platforms = platforms.linux;
     maintainers = [ maintainers.AndersonTorres ];
+    broken = true;
   };
 }
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-mailwatch-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-mailwatch-plugin.nix
index 541b30ec1b3..e9d2eb590be 100644
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-mailwatch-plugin.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-mailwatch-plugin.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4-panel, libxfce4ui,
-libxfcegui4, xfconf, gtk, exo, gnutls, libgcrypt }:
+ xfconf, gtk2, exo, gnutls, libgcrypt }:
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
@@ -15,12 +15,13 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel
-    libxfcegui4 xfconf gtk exo gnutls libgcrypt ];
+    xfconf gtk2 exo gnutls libgcrypt ];
 
   meta = {
     homepage = "http://goodies.xfce.org/projects/panel-plugins/${p_name}";
     description = "Mailwatch plugin for Xfce panel";
     platforms = platforms.linux;
     maintainers = [ ];
+    broken = true;
   };
 }
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-mpc-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-mpc-plugin.nix
index 5331c29a454..b909540144a 100644
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-mpc-plugin.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-mpc-plugin.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4-panel, libxfce4ui,
-libxfcegui4, xfconf, gtk, exo }:
+ xfconf, gtk2, exo }:
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
@@ -15,12 +15,13 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel
-    libxfcegui4 xfconf gtk exo ];
+    xfconf gtk2 exo ];
 
   meta = {
     homepage = "http://goodies.xfce.org/projects/panel-plugins/${p_name}";
     description = "MPD plugin for Xfce panel";
     platforms = platforms.linux;
     maintainers = [ ];
+    broken = true;
   };
 }
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-netload-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-netload-plugin.nix
deleted file mode 100644
index e82669cc1a3..00000000000
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-netload-plugin.nix
+++ /dev/null
@@ -1,24 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4-panel, libxfce4ui, libxfcegui4, xfconf, gtk, hicolor-icon-theme }:
-
-with stdenv.lib;
-stdenv.mkDerivation rec {
-  p_name  = "xfce4-netload-plugin";
-  ver_maj = "1.2";
-  ver_min = "4";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/panel-plugins/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "1lrhhzxmybcfl52hnadr2dvasis9wmk6a48pcy02s09ch8cfkb7z";
-  };
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel libxfcegui4 xfconf gtk hicolor-icon-theme ];
-
-  meta = {
-    homepage = "http://goodies.xfce.org/projects/panel-plugins/${p_name}";
-    description = "Battery plugin for Xfce panel";
-    platforms = platforms.linux;
-    maintainers = [ maintainers.AndersonTorres ];
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/xfce4-netload-plugin/default.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-netload-plugin/default.nix
index d9f517981d3..d774649b536 100644
--- a/pkgs/desktops/xfce4-14/xfce4-netload-plugin/default.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-netload-plugin/default.nix
@@ -8,4 +8,8 @@ mkXfceDerivation rec {
   sha256 = "0nm8advafw4jpc9p1qszyfqa56194sz51z216rdh4c6ilcrrpy1h";
 
   buildInputs = [ gtk3 libxfce4ui libxfce4util xfce4-panel xfconf ];
+
+  meta = {
+    description = "Battery plugin for Xfce panel";
+  };
 }
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-notes-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-notes-plugin.nix
index d61dae6bdd5..2876c1b1f7d 100644
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-notes-plugin.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-notes-plugin.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4-panel, libxfce4ui, libxfcegui4, xfconf, gtk, libunique }:
+{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4-panel, libxfce4ui, xfconf, gtk2, libunique }:
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   name = "${p_name}-${ver_maj}.${ver_min}";
 
   nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel libxfcegui4 xfconf gtk libunique ];
+  buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel xfconf gtk2 libunique ];
 
   meta = {
     homepage = "http://goodies.xfce.org/projects/panel-plugins/${p_name}";
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-pulseaudio-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-pulseaudio-plugin.nix
deleted file mode 100644
index 6f6f5699b6e..00000000000
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-pulseaudio-plugin.nix
+++ /dev/null
@@ -1,34 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4panel_gtk3, xfconf
-, gtk3, libpulseaudio, hicolor-icon-theme
-, withKeybinder ? true, keybinder3
-, withLibnotify ? true, libnotify
-}:
-
-assert withKeybinder -> keybinder3 != null;
-assert withLibnotify -> libnotify != null;
-
-with stdenv.lib;
-
-stdenv.mkDerivation rec {
-  p_name  = "xfce4-pulseaudio-plugin";
-  ver_maj = "0.2";
-  ver_min = "3";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/panel-plugins/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "e82836bc8cf7d905b4e60d43dc630ba8e32dea785989700c71d4aeee9f583b33";
-  };
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  nativeBuildInputs = [ pkgconfig intltool ];
-  buildInputs = [ libxfce4util xfce4panel_gtk3 xfconf gtk3 libpulseaudio hicolor-icon-theme ]
-    ++ optional withKeybinder keybinder3
-    ++ optional withLibnotify libnotify;
-
-  meta = {
-    homepage = "http://goodies.xfce.org/projects/panel-plugins/${p_name}";
-    description = "Adjust the audio volume of the PulseAudio sound system";
-    platforms = platforms.linux;
-    maintainers = [ ];
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/xfce4-pulseaudio-plugin/default.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-pulseaudio-plugin/default.nix
index 6fca6069d1e..59f282d7411 100644
--- a/pkgs/desktops/xfce4-14/xfce4-pulseaudio-plugin/default.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-pulseaudio-plugin/default.nix
@@ -16,4 +16,8 @@ mkXfceDerivation {
   '';
 
   buildInputs = [ gtk3 libnotify libpulseaudio libxfce4ui libxfce4util xfce4-panel xfconf ];
+
+  meta = {
+    description = "Adjust the audio volume of the PulseAudio sound system";
+  };
 }
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-sensors-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-sensors-plugin.nix
index 5a4dfee76fc..2e7233e6cdb 100644
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-sensors-plugin.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-sensors-plugin.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, intltool, gnome2, libxfce4ui,
+{ stdenv, fetchurl, pkgconfig, intltool, gtk2, libxfce4ui,
   libxfce4util, xfce4-panel, libnotify, lm_sensors, hddtemp, netcat-gnu
 }:
 
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   ];
 
   buildInputs = [
-    gnome2.gtk
+    gtk2
     libxfce4ui
     libxfce4util
     xfce4-panel
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-systemload-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-systemload-plugin.nix
index 698d4aae532..5575962ab77 100644
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-systemload-plugin.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-systemload-plugin.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4-panel, libxfce4ui, gtk}:
+{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4-panel, libxfce4ui, gtk2}:
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   name = "${p_name}-${ver_maj}.${ver_min}";
 
   nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel gtk ];
+  buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel gtk2 ];
 
   meta = {
     homepage = "http://goodies.xfce.org/projects/panel-plugins/${p_name}";
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-timer-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-timer-plugin.nix
index 57cd48c6f27..4eddfe8df57 100644
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-timer-plugin.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-timer-plugin.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, intltool, libxfce4util, xfce4-panel
-, libxfce4ui, libxfcegui4, xfconf, gtk, hicolor-icon-theme }:
+, libxfce4ui, xfconf, gtk2, hicolor-icon-theme }:
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
@@ -13,8 +13,8 @@ stdenv.mkDerivation rec {
   };
   name = "${p_name}-${ver_maj}.${ver_min}";
 
-  buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel libxfcegui4 xfconf
-    gtk hicolor-icon-theme ];
+  buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel xfconf
+    gtk2 hicolor-icon-theme ];
 
   nativeBuildInputs = [ pkgconfig ];
 
@@ -26,5 +26,6 @@ stdenv.mkDerivation rec {
     platforms = platforms.linux;
     license = licenses.gpl2;
     maintainers = [ ];
+    broken = true;
   };
 }
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-verve-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-verve-plugin.nix
index 96ef08cbeb7..c9e5c8befbb 100644
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-verve-plugin.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-verve-plugin.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, intltool, glib, exo, pcre
-, libxfce4util, xfce4-panel, libxfce4ui, xfconf, gtk }:
+, libxfce4util, xfce4-panel, libxfce4ui, xfconf, gtk2 }:
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   name = "${p_name}-${ver_maj}.${ver_min}";
 
   nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool glib exo pcre libxfce4util libxfce4ui xfce4-panel xfconf gtk ];
+  buildInputs = [ intltool glib exo pcre libxfce4util libxfce4ui xfce4-panel xfconf gtk2 ];
 
   hardeningDisable = [ "format" ];
 
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-weather-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-weather-plugin.nix
index 15cd526d6de..5ab311ef16f 100644
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-weather-plugin.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-weather-plugin.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, pkgconfig, intltool, gtk, libxml2, libsoup, upower,
+{ stdenv, fetchurl, pkgconfig, intltool, gtk2, libxml2, libsoup, upower,
 libxfce4ui, libxfce4util, xfce4-panel, hicolor-icon-theme }:
 
 stdenv.mkDerivation rec {
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ pkgconfig intltool ];
 
-  buildInputs = [ gtk libxml2 libsoup upower libxfce4ui libxfce4util
+  buildInputs = [ gtk2 libxml2 libsoup upower libxfce4ui libxfce4util
    xfce4-panel hicolor-icon-theme ];
 
   enableParallelBuilding = true;
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-whiskermenu-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-whiskermenu-plugin.nix
deleted file mode 100644
index c29758452ae..00000000000
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-whiskermenu-plugin.nix
+++ /dev/null
@@ -1,36 +0,0 @@
-{ stdenv, fetchFromGitHub, cmake, pkgconfig, intltool, libxfce4util, libxfcegui4
-, xfce4-panel, gtk, exo, garcon }:
-
-with stdenv.lib;
-stdenv.mkDerivation rec {
-  p_name  = "xfce4-whiskermenu-plugin";
-  version = "1.7.2";
-
-  name = "${p_name}-${version}";
-
-  src = fetchFromGitHub {
-    owner = "gottcode";
-    repo = "xfce4-whiskermenu-plugin";
-    rev = "v${version}";
-    sha256 = "1rpazgnjp443abc31bgi6gp9q3sgbg13v7v74nn7vf6kl4v725ah";
-  };
-
-  nativeBuildInputs = [ cmake pkgconfig intltool ];
-
-  buildInputs = [ libxfce4util libxfcegui4 xfce4-panel gtk exo garcon ];
-
-  enableParallelBuilding = true;
-
-  preFixup = ''
-    substituteInPlace $out/bin/xfce4-popup-whiskermenu \
-      --replace $out/bin/xfce4-panel ${xfce4-panel.out}/bin/xfce4-panel
-  '';
-
-  meta = {
-    homepage = "http://goodies.xfce.org/projects/panel-plugins/${p_name}";
-    description = "Alternate application launcher for Xfce";
-    license = licenses.gpl2Plus;
-    platforms = platforms.linux;
-    maintainers = [ maintainers.pjbarnoy ];
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/xfce4-whiskermenu-plugin/default.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-whiskermenu-plugin/default.nix
index f943f2ab333..ef47d37e5ef 100644
--- a/pkgs/desktops/xfce4-14/xfce4-whiskermenu-plugin/default.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-whiskermenu-plugin/default.nix
@@ -15,4 +15,8 @@ mkXfceDerivation rec {
     substituteInPlace $out/bin/xfce4-popup-whiskermenu \
       --replace $out/bin/xfce4-panel ${xfce4-panel.out}/bin/xfce4-panel
   '';
+
+  meta = {
+    description = "Alternate application launcher for Xfce";
+  };
 }
diff --git a/pkgs/desktops/xfce/panel-plugins/xfce4-xkb-plugin.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-xkb-plugin.nix
deleted file mode 100644
index 307d2e81bf2..00000000000
--- a/pkgs/desktops/xfce/panel-plugins/xfce4-xkb-plugin.nix
+++ /dev/null
@@ -1,28 +0,0 @@
-{ stdenv, fetchurl, pkgconfig, intltool, libxfce4util, libxfce4ui, xfce4-panel
-, garcon, gtk, libxklavier, librsvg, libwnck
-}:
-
-with stdenv.lib;
-stdenv.mkDerivation rec {
-  p_name  = "xfce4-xkb-plugin";
-  ver_maj = "0.7";
-  ver_min = "1";
-
-  name = "${p_name}-${ver_maj}.${ver_min}";
-
-  src = fetchurl {
-    url = "mirror://xfce/src/panel-plugins/${p_name}/${ver_maj}/${name}.tar.bz2";
-    sha256 = "10g65j5ia389ahhn3b9hr52ghpp0817fk0m60rfrv4wrzqrjxzk1";
-  };
-
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ intltool libxfce4util libxfce4ui xfce4-panel garcon
-    gtk libxklavier librsvg libwnck  ];
-
-  meta = {
-    homepage = "http://goodies.xfce.org/projects/panel-plugins/${p_name}";
-    description = "Allows you to setup and use multiple keyboard layouts";
-    platforms = platforms.linux;
-    maintainers = [ maintainers.AndersonTorres ];
-  };
-}
diff --git a/pkgs/desktops/xfce4-14/xfce4-xkb-plugin/default.nix b/pkgs/desktops/xfce/panel-plugins/xfce4-xkb-plugin/default.nix
index a024d3a88ba..4497a7b0e36 100644
--- a/pkgs/desktops/xfce4-14/xfce4-xkb-plugin/default.nix
+++ b/pkgs/desktops/xfce/panel-plugins/xfce4-xkb-plugin/default.nix
@@ -1,4 +1,4 @@
-{ mkXfceDerivation, gtk3, librsvg, libwnck3, libxklavier, garcon, libxfce4ui, libxfce4util, xfce4-panel, xfconf }:
+{ lib, mkXfceDerivation, gtk3, librsvg, libwnck3, libxklavier, garcon, libxfce4ui, libxfce4util, xfce4-panel, xfconf }:
 
 mkXfceDerivation rec {
   category = "panel-plugins";
@@ -8,4 +8,9 @@ mkXfceDerivation rec {
   sha256 = "1gyky4raynp2ggdnq0g96c6646fjm679fzipcsmf1q0aymr8d5ky";
 
   buildInputs = [ garcon gtk3 librsvg libxfce4ui libxfce4util libxklavier libwnck3 xfce4-panel xfconf ];
+
+  meta = with lib; {
+    description = "Allows you to setup and use multiple keyboard layouts";
+    maintainers = [ maintainers.AndersonTorres ];
+  };
 }
diff --git a/pkgs/desktops/xfce/thunar-plugins/archive/default.nix b/pkgs/desktops/xfce/thunar-plugins/archive/default.nix
index ea3a0f08443..e3c72d3b50e 100644
--- a/pkgs/desktops/xfce/thunar-plugins/archive/default.nix
+++ b/pkgs/desktops/xfce/thunar-plugins/archive/default.nix
@@ -1,57 +1,38 @@
-{ stdenv, fetchFromGitHub, pkgconfig, xfce4-dev-tools
-, gtk
-, thunar-bare
-, exo, libxfce4util, libxfce4ui
-, xfconf, udev, libnotify, hicolor-icon-theme
+{ stdenv
+, mkXfceDerivation
+, fetchFromGitHub
+, gtk3
+, thunar
+, exo
+, libxfce4util
+, intltool
+, gettext
 }:
 
-stdenv.mkDerivation rec {
-  p_name  = "thunar-archive-plugin";
-  ver_maj = "0.3";
-  ver_min = "1";
-  name = "${p_name}-${ver_maj}.${ver_min}";
+mkXfceDerivation rec {
+  category = "thunar-plugins";
+  pname  = "thunar-archive-plugin";
+  version = "0.4.0";
 
-  src = fetchFromGitHub {
-    owner = "xfce-mirror";
-    repo = p_name;
-    rev = "72b23eefc348bee31e06a04f968e430bc7dfa51e";
-    sha256 = "0l8715x23qmk0jkywiza3qx0xxmafxi4grp7p82kkc5df5ccs8kx";
-  };
+  sha256 = "1793zicm00fail4iknliwy2b668j239ndxhc9hy6jarvdyp08h38";
+
+  nativeBuildInputs = [
+    intltool
+    gettext
+  ];
 
-  nativeBuildInputs = [ pkgconfig ];
   buildInputs = [
-    xfce4-dev-tools
-    thunar-bare
-    exo gtk libxfce4util libxfce4ui
-    xfconf udev libnotify hicolor-icon-theme
+    thunar
+    exo
+    gtk3
+    libxfce4util
   ];
 
   preConfigure = ''
     ./autogen.sh
   '';
 
-  /*
-    File roller `*.desktop` situation
-    ---------------------------------
-
-    For some odd reason, in nix os, gnome file-roller's desktop file has the non-standard name
-    `org.gnome.FileRoller.desktop`. In order to be compatible with this odd context, create
-    a `*.tap` file of the same name.
-
-    IMPORTANT: Adapt or remove the symbolic link if the situation changes.
-  */
-  preFixup = ''
-    pushd $out/libexec/thunar-archive-plugin > /dev/null
-    ln -s ./file-roller.tap org.gnome.FileRoller.tap
-    popd > /dev/null
-  '';
-
-  enableParallelBuilding = true;
-
   meta = with stdenv.lib; {
-    homepage = http://foo-projects.org/~benny/projects/thunar-archive-plugin/;
     description = "Thunar plugin providing file context menus for archives";
-    license = licenses.gpl2Plus;
-    platforms = platforms.linux;
   };
 }
diff --git a/pkgs/desktops/xfce/thunar-plugins/dropbox/default.nix b/pkgs/desktops/xfce/thunar-plugins/dropbox/default.nix
index 217cecf85a8..8674c586552 100644
--- a/pkgs/desktops/xfce/thunar-plugins/dropbox/default.nix
+++ b/pkgs/desktops/xfce/thunar-plugins/dropbox/default.nix
@@ -1,31 +1,39 @@
-{ stdenv, fetchurl, pkgconfig
-, gtk
-, thunar-bare, python2, hicolor-icon-theme
-, wafHook
+{ stdenv
+, fetchFromGitHub
+, pkgconfig
+, gtk3
+, thunar
+, cmake
+, ninja
 }:
 
 stdenv.mkDerivation rec {
-  p_name  = "thunar-dropbox-plugin";
-  ver_maj = "0.2";
-  ver_min = "1";
-  name = "${p_name}-${ver_maj}.${ver_min}";
+  pname  = "thunar-dropbox";
+  version = "0.3.1";
 
-  src = fetchurl {
-    url = "http://softwarebakery.com/maato/files/thunar-dropbox/thunar-dropbox-${ver_maj}.${ver_min}.tar.bz2";
-    sha256 = "08vhzzzwshyz371yl7fzfylmhvchhv3s5kml3dva4v39jhvrpnkf";
+  src = fetchFromGitHub {
+    owner = "Jeinzi";
+    repo = "thunar-dropbox";
+    rev = version;
+    sha256 = "1fshjvh542ffa8npfxv3cassgn6jclb2ix9ir997y4k0abzp1fxb";
   };
 
-  nativeBuildInputs = [ pkgconfig wafHook ];
+  nativeBuildInputs = [
+    pkgconfig
+    cmake
+    ninja
+  ];
+
   buildInputs = [
-    gtk
-    thunar-bare python2 hicolor-icon-theme
+    thunar
+    gtk3
   ];
 
   enableParallelBuilding = true;
 
   meta = with stdenv.lib; {
-    homepage = http://softwarebakery.com/maato/thunar-dropbox.html;
-    description = "A plugin for thunar that adds context-menu items from dropbox";
+    homepage = "https://github.com/Jeinzi/thunar-dropbox";
+    description = "A plugin that adds context-menu items for Dropbox to Thunar";
     license = licenses.gpl3;
     platforms = platforms.linux;
   };
diff --git a/pkgs/desktops/xfce4-14/default.nix b/pkgs/desktops/xfce4-14/default.nix
deleted file mode 100644
index 0e2c8c1696b..00000000000
--- a/pkgs/desktops/xfce4-14/default.nix
+++ /dev/null
@@ -1,116 +0,0 @@
-{ lib, makeSetupHook, newScope, gnome3, gst_all_1 }:
-
-let
-  inherit (lib) makeScope;
-in
-
-makeScope newScope (self: with self; {
-  mkXfceDerivation = callPackage ./mkXfceDerivation.nix { };
-
-  automakeAddFlags = makeSetupHook { } ./automakeAddFlags.sh;
-
-  exo = callPackage ./exo { };
-
-  garcon = callPackage ./garcon { };
-
-  gigolo = callPackage ./gigolo { };
-
-  libxfce4util = callPackage ./libxfce4util { };
-
-  libxfce4ui = callPackage ./libxfce4ui { };
-
-  mousepad = callPackage ./mousepad { };
-
-  orage = callPackage ./orage { };
-
-  parole = callPackage ./parole {
-    inherit (gst_all_1) gst-plugins-bad gst-plugins-base gst-plugins-good;
-    gst-plugins-ugly = null;
-  };
-
-  ristretto = callPackage ./ristretto { };
-
-  thunar = callPackage ./thunar { };
-
-  thunar-volman = callPackage ./thunar-volman { };
-
-  tumbler = callPackage ./tumbler { };
-
-  xfburn = callPackage ./xfburn { };
-
-  xfconf = callPackage ./xfconf { };
-
-  xfdesktop = callPackage ./xfdesktop { };
-
-  xfce4-appfinder = callPackage ./xfce4-appfinder { };
-
-  xfce4-battery-plugin = callPackage ./xfce4-battery-plugin { };
-
-  xfce4-cpufreq-plugin = callPackage ./xfce4-cpufreq-plugin { };
-
-  xfce4-clipman-plugin = callPackage ./xfce4-clipman-plugin { };
-
-  xfce4-dev-tools = callPackage ./xfce4-dev-tools {
-    mkXfceDerivation = mkXfceDerivation.override {
-      xfce4-dev-tools = null;
-    };
-  };
-
-  xfce4-dict = callPackage ./xfce4-dict { };
-
-  xfce4-netload-plugin = callPackage ./xfce4-netload-plugin { };
-
-  xfce4-notifyd = callPackage ./xfce4-notifyd { };
-
-  xfce4-panel = callPackage ./xfce4-panel { };
-
-  xfce4-power-manager = callPackage ./xfce4-power-manager { };
-
-  xfce4-pulseaudio-plugin = callPackage ./xfce4-pulseaudio-plugin { };
-
-  xfce4-screenshooter = callPackage ./xfce4-screenshooter {
-    inherit (gnome3) libsoup;
-  };
-
-  xfce4-session = callPackage ./xfce4-session { };
-  xinitrc = "${xfce4-session}/etc/xdg/xfce4/xinitrc";
-
-  xfce4-settings = callPackage ./xfce4-settings { };
-
-  xfce4-taskmanager = callPackage ./xfce4-taskmanager { };
-
-  xfce4-terminal = callPackage ./xfce4-terminal { };
-
-  xfdashboard = callPackage ./xfdashboard { };
-
-  xfce4-volumed-pulse = callPackage ./xfce4-volumed-pulse { };
-
-  xfce4-whiskermenu-plugin = callPackage ./xfce4-whiskermenu-plugin { };
-
-  xfce4-xkb-plugin = callPackage ./xfce4-xkb-plugin { };
-
-  xfwm4 = callPackage ./xfwm4 { };
-
-  ## COMMON PARTS WITH XFCE 4.12
-
-  xfce4-icon-theme = callPackage ../xfce/art/xfce4-icon-theme.nix { };
-
-  xfwm4-themes = callPackage ../xfce/art/xfwm4-themes.nix { };
-
-  xfce4-embed-plugin = callPackage ../xfce/panel-plugins/xfce4-embed-plugin.nix { };
-
-  xfce4-hardware-monitor-plugin = callPackage ../xfce/panel-plugins/xfce4-hardware-monitor-plugin.nix { };
-
-  ## THIRD PARTY PLIGINS
-
-  xfce4-dockbarx-plugin = callPackage ../xfce/panel-plugins/xfce4-dockbarx-plugin.nix { };
-
-  xfce4-namebar-plugin = callPackage ../xfce/panel-plugins/xfce4-namebar-plugin.nix { };
-
-  xfce4-windowck-plugin = callPackage ../xfce/panel-plugins/xfce4-windowck-plugin.nix { };
-
-
-  ## ALIASES
-  xfce4-mixer = throw "deprecated 2019-08-18: obsoleted by xfce4-pulseaudio-plugin"; # added 2019-08-18
-  gtk-xfce-engine = throw "deprecated 2019-09-17: Xfce 4.14 deprecated gtk-xfce-engine"; # added 2019-09-17
-})
diff --git a/pkgs/desktops/xfce4-14/thunar/default.nix b/pkgs/desktops/xfce4-14/thunar/default.nix
deleted file mode 100644
index 12a1a62991a..00000000000
--- a/pkgs/desktops/xfce4-14/thunar/default.nix
+++ /dev/null
@@ -1,25 +0,0 @@
-{ mkXfceDerivation, docbook_xsl, exo, gdk-pixbuf, gtk3, libgudev
-, libnotify, libX11, libxfce4ui, libxfce4util, libxslt, xfconf, gobject-introspection, gvfs }:
-
-mkXfceDerivation {
-  category = "xfce";
-  pname = "thunar";
-  version = "1.8.9";
-
-  sha256 = "01w60csbs2nq1bhb8n1bnmjmx48fm0va3qbnq84z0h2dxpr80b1w";
-
-  nativeBuildInputs = [ libxslt docbook_xsl gobject-introspection ];
-
-  buildInputs = [
-    exo
-    gdk-pixbuf
-    gtk3
-    libgudev
-    libnotify
-    libX11
-    libxfce4ui
-    libxfce4util
-    xfconf
-    gvfs
-  ];
-}
diff --git a/pkgs/desktops/xfce4-14/xfburn/default.nix b/pkgs/desktops/xfce4-14/xfburn/default.nix
deleted file mode 100644
index dd3a9af1680..00000000000
--- a/pkgs/desktops/xfce4-14/xfburn/default.nix
+++ /dev/null
@@ -1,13 +0,0 @@
-{ mkXfceDerivation, docbook_xsl, exo, gtk2, libburn, libisofs, libxfce4ui, libxslt }:
-
-mkXfceDerivation {
-  category = "apps";
-  pname = "xfburn";
-  version = "0.5.5";
-
-  sha256 = "1lmv48vqrlap1a2ha72g16vqly18zvcwj8y3f3f00l10pmn52bkp";
-
-  nativeBuildInputs = [ libxslt docbook_xsl ];
-  buildInputs = [ exo gtk2 libburn libisofs libxfce4ui ];
-  meta.broken = true;
-}
diff --git a/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix b/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
index 5c54a90ce7e..ec0e4377f76 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-8.8.x.nix
@@ -102,11 +102,6 @@ self: super: {
   vault = dontHaddock super.vault;
   monad-par = dontCheck super.monad-par;   # test suite does not compile in monad-par-0.3.4.8
 
-  # TODO dont fetch patch if https://github.com/simonmar/alex/issues/140 is resolved
-  alex = appendPatch super.alex (pkgs.fetchpatch {
-    url = "https://github.com/simonmar/alex/commit/deaae6eddef5186bfd0e42e2c3ced39e26afa4d6.patch";
-    sha256 = "1v40gmnw4lqyk271wngdwz8whpfdhmza58srbkka8icwwwrck3l5";
-  });
   # https://github.com/snapframework/snap-core/issues/288
   snap-core = overrideCabal super.snap-core (drv: { prePatch = "substituteInPlace src/Snap/Internal/Core.hs --replace 'fail   = Fail.fail' ''"; });
   # needs a release
diff --git a/pkgs/development/haskell-modules/make-package-set.nix b/pkgs/development/haskell-modules/make-package-set.nix
index ba477e06e2f..e2d01c5798f 100644
--- a/pkgs/development/haskell-modules/make-package-set.nix
+++ b/pkgs/development/haskell-modules/make-package-set.nix
@@ -181,7 +181,10 @@ in package-set { inherit pkgs stdenv callPackage; } self // {
     #    '... foo = self.callHackage "foo" "1.5.3" {}; ...'
     callHackage = name: version: callPackageKeepDeriver (self.hackage2nix name version);
 
-    # callHackageDirect :: Text -> Text -> AttrSet -> HaskellPackage
+    # callHackageDirect
+    #   :: { pkg :: Text, ver :: Text, sha256 :: Text }
+    #   -> AttrSet
+    #   -> HaskellPackage
     #
     # This function does not depend on all-cabal-hashes and therefore will work
     # for any version that has been released on hackage as opposed to only
diff --git a/pkgs/development/interpreters/elixir/1.9.nix b/pkgs/development/interpreters/elixir/1.9.nix
index 2d9fec02e10..4eead35bae3 100644
--- a/pkgs/development/interpreters/elixir/1.9.nix
+++ b/pkgs/development/interpreters/elixir/1.9.nix
@@ -1,7 +1,9 @@
 { mkDerivation }:
 
+# How to obtain `sha256`:
+# nix-prefetch-url --unpack https://github.com/elixir-lang/elixir/archive/v${version}.tar.gz
 mkDerivation {
-  version = "1.9.2";
-  sha256 = "19yn6nx6r627f5zbyc7ckgr96d6b45sgwx95n2gp2imqwqvpj8wc";
+  version = "1.9.4";
+  sha256 = "1l4318g35y4h0vi2w07ayc3jizw1xc3s7hdb47w6j3iw33y06g6b";
   minimumOTPVersion = "20";
 }
diff --git a/pkgs/development/interpreters/erlang/R22.nix b/pkgs/development/interpreters/erlang/R22.nix
index 8b471f63247..88fe21453a8 100644
--- a/pkgs/development/interpreters/erlang/R22.nix
+++ b/pkgs/development/interpreters/erlang/R22.nix
@@ -1,8 +1,10 @@
 { mkDerivation }:
 
+# How to obtain `sha256`:
+# nix-prefetch-url --unpack https://github.com/erlang/otp/archive/OTP-${version}.tar.gz
 mkDerivation {
-  version = "22.0.4";
-  sha256 = "1aqkhd6nwdn4xp5yz02zbymd4x8ij8fjw9ji8kh860n1a513k9ai";
+  version = "22.1.7";
+  sha256 = "18aqy2s8nqd82v4lzzxknrwjva8mv1y2hvai9cakz5nkyd3vwq62";
 
   prePatch = ''
     substituteInPlace make/configure.in --replace '`sw_vers -productVersion`' "''${MACOSX_DEPLOYMENT_TARGET:-10.12}"
diff --git a/pkgs/development/interpreters/python/cpython/3.9/no-ldconfig.patch b/pkgs/development/interpreters/python/cpython/3.9/no-ldconfig.patch
new file mode 100644
index 00000000000..a1f9d68eb16
--- /dev/null
+++ b/pkgs/development/interpreters/python/cpython/3.9/no-ldconfig.patch
@@ -0,0 +1,100 @@
+From 597e73f2a4b2f0b508127931b36d5540d6941823 Mon Sep 17 00:00:00 2001
+From: Frederik Rietdijk <fridh@fridh.nl>
+Date: Mon, 28 Aug 2017 09:24:06 +0200
+Subject: [PATCH] Don't use ldconfig
+
+---
+ Lib/ctypes/util.py | 70 ++----------------------------------------------------
+ 1 file changed, 2 insertions(+), 68 deletions(-)
+
+diff --git a/Lib/ctypes/util.py b/Lib/ctypes/util.py
+index 5e8b31a854..7b45ce6c15 100644
+--- a/Lib/ctypes/util.py
++++ b/Lib/ctypes/util.py
+@@ -94,46 +94,7 @@ elif os.name == "posix":
+     import re, tempfile
+ 
+     def _findLib_gcc(name):
+-        # Run GCC's linker with the -t (aka --trace) option and examine the
+-        # library name it prints out. The GCC command will fail because we
+-        # haven't supplied a proper program with main(), but that does not
+-        # matter.
+-        expr = os.fsencode(r'[^\(\)\s]*lib%s\.[^\(\)\s]*' % re.escape(name))
+-
+-        c_compiler = shutil.which('gcc')
+-        if not c_compiler:
+-            c_compiler = shutil.which('cc')
+-        if not c_compiler:
+-            # No C compiler available, give up
+-            return None
+-
+-        temp = tempfile.NamedTemporaryFile()
+-        try:
+-            args = [c_compiler, '-Wl,-t', '-o', temp.name, '-l' + name]
+-
+-            env = dict(os.environ)
+-            env['LC_ALL'] = 'C'
+-            env['LANG'] = 'C'
+-            try:
+-                proc = subprocess.Popen(args,
+-                                        stdout=subprocess.PIPE,
+-                                        stderr=subprocess.STDOUT,
+-                                        env=env)
+-            except OSError:  # E.g. bad executable
+-                return None
+-            with proc:
+-                trace = proc.stdout.read()
+-        finally:
+-            try:
+-                temp.close()
+-            except FileNotFoundError:
+-                # Raised if the file was already removed, which is the normal
+-                # behaviour of GCC if linking fails
+-                pass
+-        res = re.search(expr, trace)
+-        if not res:
+-            return None
+-        return os.fsdecode(res.group(0))
++        return None
+ 
+ 
+     if sys.platform == "sunos5":
+@@ -255,34 +216,7 @@ elif os.name == "posix":
+     else:
+ 
+         def _findSoname_ldconfig(name):
+-            import struct
+-            if struct.calcsize('l') == 4:
+-                machine = os.uname().machine + '-32'
+-            else:
+-                machine = os.uname().machine + '-64'
+-            mach_map = {
+-                'x86_64-64': 'libc6,x86-64',
+-                'ppc64-64': 'libc6,64bit',
+-                'sparc64-64': 'libc6,64bit',
+-                's390x-64': 'libc6,64bit',
+-                'ia64-64': 'libc6,IA-64',
+-                }
+-            abi_type = mach_map.get(machine, 'libc6')
+-
+-            # XXX assuming GLIBC's ldconfig (with option -p)
+-            regex = r'\s+(lib%s\.[^\s]+)\s+\(%s'
+-            regex = os.fsencode(regex % (re.escape(name), abi_type))
+-            try:
+-                with subprocess.Popen(['/sbin/ldconfig', '-p'],
+-                                      stdin=subprocess.DEVNULL,
+-                                      stderr=subprocess.DEVNULL,
+-                                      stdout=subprocess.PIPE,
+-                                      env={'LC_ALL': 'C', 'LANG': 'C'}) as p:
+-                    res = re.search(regex, p.stdout.read())
+-                    if res:
+-                        return os.fsdecode(res.group(1))
+-            except OSError:
+-                pass
++            return None
+ 
+         def _findLib_ld(name):
+             # See issue #9998 for why this is needed
+-- 
+2.15.0
+
diff --git a/pkgs/development/interpreters/python/default.nix b/pkgs/development/interpreters/python/default.nix
index ddfa9557582..f5f4dce68b4 100644
--- a/pkgs/development/interpreters/python/default.nix
+++ b/pkgs/development/interpreters/python/default.nix
@@ -29,6 +29,7 @@ with pkgs;
         isPy36 = pythonVersion == "3.6";
         isPy37 = pythonVersion == "3.7";
         isPy38 = pythonVersion == "3.8";
+        isPy39 = pythonVersion == "3.9";
         isPy2 = lib.strings.substring 0 1 pythonVersion == "2";
         isPy3 = lib.strings.substring 0 1 pythonVersion == "3";
         isPy3k = isPy3;
@@ -112,6 +113,19 @@ in {
     inherit passthruFun;
   };
 
+  python39 = callPackage ./cpython {
+    self = python39;
+    sourceVersion = {
+      major = "3";
+      minor = "9";
+      patch = "0";
+      suffix = "a1";
+    };
+    sha256 = "02b337kvzb6ncqab21xnayh562zpz6bqzjmh35iy9l48zgpkvf1n";
+    inherit (darwin) CF configd;
+    inherit passthruFun;
+  };
+
   # Minimal versions of Python (built without optional dependencies)
   python3Minimal = (callPackage ./cpython {
     self = python3Minimal;
diff --git a/pkgs/development/libraries/ffmpeg/2.8.nix b/pkgs/development/libraries/ffmpeg/2.8.nix
index 5ffbc215d8b..98ada9a3f09 100644
--- a/pkgs/development/libraries/ffmpeg/2.8.nix
+++ b/pkgs/development/libraries/ffmpeg/2.8.nix
@@ -1,7 +1,7 @@
 { callPackage, ... } @ args:
 
-callPackage ./generic.nix (args // rec {
+callPackage ./generic.nix (rec {
   version = "${branch}.14";
   branch = "2.8";
   sha256 = "1g6x3lyjl1zlfksizj1ys61kj97yg0xf4dlr6sr5acpbja3a26yn";
-})
+} // args)
diff --git a/pkgs/development/libraries/ffmpeg/3.4.nix b/pkgs/development/libraries/ffmpeg/3.4.nix
index bea367b2554..759fba65587 100644
--- a/pkgs/development/libraries/ffmpeg/3.4.nix
+++ b/pkgs/development/libraries/ffmpeg/3.4.nix
@@ -4,9 +4,9 @@
 , ...
 }@args:
 
-callPackage ./generic.nix (args // rec {
+callPackage ./generic.nix (rec {
   version = branch;
   branch = "3.4.6";
   sha256 = "1s20wzgxxrm56gckyb8cf1lh36hdnkdxvmmnnvdxvia4zb3grf1b";
   darwinFrameworks = [ Cocoa CoreMedia ];
-})
+} // args)
diff --git a/pkgs/development/libraries/ffmpeg/4.nix b/pkgs/development/libraries/ffmpeg/4.nix
index a0b95cecaab..387069d1618 100644
--- a/pkgs/development/libraries/ffmpeg/4.nix
+++ b/pkgs/development/libraries/ffmpeg/4.nix
@@ -4,9 +4,9 @@
 , ...
 }@args:
 
-callPackage ./generic.nix (args // rec {
+callPackage ./generic.nix (rec {
   version = "4.2.1";
   branch = "4.2";
   sha256 = "090naa6rj46pzkgh03bf51hbqdz356qqckr2pw6pykc6ysiryak8";
   darwinFrameworks = [ Cocoa CoreMedia VideoToolbox ];
-})
+} // args)
diff --git a/pkgs/development/libraries/libsearpc/default.nix b/pkgs/development/libraries/libsearpc/default.nix
index b2a79967477..9bf246f556d 100644
--- a/pkgs/development/libraries/libsearpc/default.nix
+++ b/pkgs/development/libraries/libsearpc/default.nix
@@ -1,14 +1,14 @@
 {stdenv, fetchFromGitHub, automake, autoconf, pkgconfig, libtool, python2Packages, glib, jansson}:
 
 stdenv.mkDerivation rec {
-  version = "3.1.0";
+  version = "3.2.0";
   pname = "libsearpc";
 
   src = fetchFromGitHub {
     owner = "haiwen";
     repo = "libsearpc";
     rev = "v${version}";
-    sha256 = "1zf8xxsl95wdx0372kl8s153hd8q3lhwwvwr2k96ia8scbn2ylkp";
+    sha256 = "18i5zvrp6dv6vygxx5nc93mai2p2x786n5lnf5avrin6xiz2j6hd";
   };
 
   patches = [ ./libsearpc.pc.patch ];
diff --git a/pkgs/development/libraries/physics/fastjet-contrib/default.nix b/pkgs/development/libraries/physics/fastjet-contrib/default.nix
new file mode 100644
index 00000000000..2bc5b12dfb7
--- /dev/null
+++ b/pkgs/development/libraries/physics/fastjet-contrib/default.nix
@@ -0,0 +1,40 @@
+{ stdenv, fetchurl, fastjet }:
+
+stdenv.mkDerivation rec {
+  pname = "fastjet-contrib";
+  version = "1.042";
+
+  src = fetchurl {
+    url = "http://fastjet.hepforge.org/contrib/downloads/fjcontrib-${version}.tar.gz";
+    sha256 = "0cc8dn6g7adj2pgs8hvczg68i3xhlk6978m4gxamgibilf9jw1av";
+  };
+
+  buildInputs = [ fastjet ];
+
+  postPatch = ''
+    for f in Makefile.in */Makefile; do
+      substituteInPlace "$f" --replace "CXX=g++" ""
+    done
+    patchShebangs ./configure ./utils/check.sh ./utils/install-sh
+  '';
+
+  enableParallelBuilding = true;
+
+  doCheck = true;
+
+  postBuild = ''
+    make fragile-shared
+  '';
+
+  postInstall = ''
+    make fragile-shared-install
+  '';
+
+  meta = with stdenv.lib; {
+    description = "Third party extensions for FastJet";
+    homepage = "http://fastjet.fr/";
+    license = licenses.gpl2;
+    maintainers = with maintainers; [ veprbl ];
+    platforms = platforms.unix;
+  };
+}
diff --git a/pkgs/development/libraries/science/biology/elastix/default.nix b/pkgs/development/libraries/science/biology/elastix/default.nix
index 9105b1c52ac..4cfc07c1cba 100644
--- a/pkgs/development/libraries/science/biology/elastix/default.nix
+++ b/pkgs/development/libraries/science/biology/elastix/default.nix
@@ -1,15 +1,15 @@
-{ stdenv, fetchurl, cmake, itk, python }:
+{ stdenv, fetchFromGitHub, cmake, itk, python }:
 
 stdenv.mkDerivation rec {
   pname    = "elastix";
-  pversion = "4.9.0";
-  name  = "${pname}-${pversion}";
+  version = "5.0.0";
 
-  src = fetchurl {
-    url    = "https://github.com/SuperElastix/${pname}/archive/${pversion}.tar.gz";
-    sha256 = "02pbln36nq98xxfyqwlxg7b6gmigdq4fgfqr9mym1qn58aj04shg";
+  src = fetchFromGitHub {
+    owner  = "SuperElastix";
+    repo   = pname;
+    rev    = version;
+    sha256 = "1zrl7rz4lwsx88b2shnl985f3a97lmp4ksbd437h9y0hfjq8l0lj";
   };
-
   nativeBuildInputs = [ cmake python ];
   buildInputs = [ itk ];
 
@@ -19,6 +19,5 @@ stdenv.mkDerivation rec {
     maintainers = with maintainers; [ bcdarwin ];
     platforms = platforms.linux;
     license = licenses.asl20;
-    broken = true;
   };
 }
diff --git a/pkgs/development/mobile/androidenv/platform-tools.nix b/pkgs/development/mobile/androidenv/platform-tools.nix
index 9d2f6eb6075..5b4cad1f264 100644
--- a/pkgs/development/mobile/androidenv/platform-tools.nix
+++ b/pkgs/development/mobile/androidenv/platform-tools.nix
@@ -8,7 +8,7 @@ deployAndroidPackage {
     addAutoPatchelfSearchPath $packageBaseDir/lib64
     autoPatchelf --no-recurse $packageBaseDir/lib64
     autoPatchelf --no-recurse $packageBaseDir
-
+  '' + ''
     mkdir -p $out/bin
     cd $out/bin
     find $out/libexec/android-sdk/platform-tools -type f -executable -mindepth 1 -maxdepth 1 -not -name sqlite3 | while read i
diff --git a/pkgs/development/python-modules/apache-airflow/default.nix b/pkgs/development/python-modules/apache-airflow/default.nix
new file mode 100644
index 00000000000..c15aac61b5c
--- /dev/null
+++ b/pkgs/development/python-modules/apache-airflow/default.nix
@@ -0,0 +1,188 @@
+{ lib
+, stdenv
+, buildPythonPackage
+, fetchPypi
+, fetchFromGitHub
+, fetchpatch
+, alembic
+, cached-property
+, configparser
+, colorlog
+, croniter
+, dill
+, flask
+, flask-appbuilder
+, flask-admin
+, flask-caching
+, flask_login
+, flask-swagger
+, flask_wtf
+, flask-bcrypt
+, funcsigs
+, future
+, GitPython
+, gunicorn
+, iso8601
+, json-merge-patch
+, jinja2
+, ldap3
+, lxml
+, lazy-object-proxy
+, markdown
+, pandas
+, pendulum
+, psutil
+, pygments
+, python-daemon
+, python-dateutil
+, requests
+, setproctitle
+, snakebite
+, sqlalchemy
+, tabulate
+, tenacity
+, termcolor
+, text-unidecode
+, thrift
+, tzlocal
+, unicodecsv
+, werkzeug
+, zope_deprecation
+, enum34
+, typing
+, nose
+, python
+, isPy3k
+}:
+
+buildPythonPackage rec {
+  pname = "apache-airflow";
+  version = "1.10.5";
+  disabled = (!isPy3k);
+
+  src = fetchFromGitHub rec {
+    owner = "apache";
+    repo = "airflow";
+    rev = version;
+    sha256 = "14fmhfwx977c9jdb2kgm93i6acx43l45ggj30rb37r68pzpb6l6h";
+  };
+
+  patches = [
+       # Not yet accepted: https://github.com/apache/airflow/pull/6562
+     (fetchpatch {
+       name = "avoid-warning-from-abc.collections";
+       url = https://patch-diff.githubusercontent.com/raw/apache/airflow/pull/6562.patch;
+       sha256 = "0swpay1qlb7f9kgc56631s1qd9k82w4nw2ggvkm7jvxwf056k61z";
+     })
+       # Not yet accepted: https://github.com/apache/airflow/pull/6561
+     (fetchpatch {
+       name = "pendulum2-compatibility";
+       url = https://patch-diff.githubusercontent.com/raw/apache/airflow/pull/6561.patch;
+       sha256 = "17hw8qyd4zxvib9zwpbn32p99vmrdz294r31gnsbkkcl2y6h9knk";
+     })
+  ];
+
+  propagatedBuildInputs = [
+    alembic
+    cached-property
+    colorlog
+    configparser
+    croniter
+    dill
+    flask
+    flask-admin
+    flask-appbuilder
+    flask-bcrypt
+    flask-caching
+    flask_login
+    flask-swagger
+    flask_wtf
+    funcsigs
+    future
+    GitPython
+    gunicorn
+    iso8601
+    json-merge-patch
+    jinja2
+    ldap3
+    lxml
+    lazy-object-proxy
+    markdown
+    pandas
+    pendulum
+    psutil
+    pygments
+    python-daemon
+    python-dateutil
+    requests
+    setproctitle
+    sqlalchemy
+    tabulate
+    tenacity
+    termcolor
+    text-unidecode
+    thrift
+    tzlocal
+    unicodecsv
+    werkzeug
+    zope_deprecation
+  ];
+
+  checkInputs = [
+    snakebite
+    nose
+  ];
+
+  postPatch = ''
+
+   substituteInPlace setup.py \
+     --replace "flask>=1.1.0, <2.0" "flask" \
+     --replace "flask-caching>=1.3.3, <1.4.0" "flask-caching" \
+     --replace "flask-appbuilder>=1.12.5, <2.0.0" "flask-appbuilder" \
+     --replace "pendulum==1.4.4" "pendulum" \
+     --replace "cached_property~=1.5" "cached_property" \
+     --replace "dill>=0.2.2, <0.3" "dill" \
+     --replace "configparser>=3.5.0, <3.6.0" "configparser" \
+     --replace "jinja2>=2.7.3, <=2.10.0" "jinja2" \
+     --replace "funcsigs==1.0.0" "funcsigs" \
+     --replace "flask-swagger==0.2.13" "flask-swagger" \
+     --replace "python-daemon>=2.1.1, <2.2" "python-daemon" \
+     --replace "alembic>=0.9, <1.0" "alembic" \
+     --replace "markdown>=2.5.2, <3.0" "markdown" \
+     --replace "future>=0.16.0, <0.17" "future" \
+     --replace "tenacity==4.12.0" "tenacity" \
+     --replace "text-unidecode==1.2" "text-unidecode" \
+     --replace "tzlocal>=1.4,<2.0.0" "tzlocal" \
+     --replace "sqlalchemy~=1.3" "sqlalchemy" \
+     --replace "werkzeug>=0.14.1, <0.15.0" "werkzeug"
+ 
+  # dumb-init is only needed for CI and Docker, not relevant for NixOS.
+  substituteInPlace setup.py \
+     --replace "'dumb-init>=1.2.2'," ""
+
+   substituteInPlace tests/core.py \
+     --replace "/bin/bash" "${stdenv.shell}"
+  '';
+
+  checkPhase = ''
+   export HOME=$(mktemp -d)
+   export AIRFLOW_HOME=$HOME
+   export AIRFLOW__CORE__UNIT_TEST_MODE=True
+   export AIRFLOW_DB="$HOME/airflow.db"
+   export PATH=$PATH:$out/bin
+
+   airflow version
+   airflow initdb
+   airflow resetdb -y
+   nosetests tests.core.CoreTest
+   ## all tests
+   # nosetests --cover-package=airflow
+  '';
+
+  meta = with lib; {
+    description = "Programmatically author, schedule and monitor data pipelines";
+    homepage = http://airflow.apache.org/;
+    license = licenses.asl20;
+    maintainers = [ maintainers.costrouc maintainers.ingenieroariel ];
+  };
+}
diff --git a/pkgs/development/python-modules/apispec/default.nix b/pkgs/development/python-modules/apispec/default.nix
new file mode 100644
index 00000000000..217a921a634
--- /dev/null
+++ b/pkgs/development/python-modules/apispec/default.nix
@@ -0,0 +1,36 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, pyyaml
+, prance
+, marshmallow
+, pytestCheckHook
+, mock
+, openapi-spec-validator
+}:
+
+buildPythonPackage rec {
+  pname = "apispec";
+  version = "3.1.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0rr32z9hbf8w4w1fs5gj2v0ixcq2vq7a3wssrlxagi5ii7ygap7y";
+  };
+
+  checkInputs = [
+    pyyaml
+    prance
+    openapi-spec-validator
+    marshmallow
+    mock
+    pytestCheckHook
+  ];
+
+  meta = with lib; {
+    description = "A pluggable API specification generator. Currently supports the OpenAPI Specification (f.k.a. the Swagger specification";
+    homepage = https://github.com/marshmallow-code/apispec;
+    license = licenses.mit;
+    maintainers = [ maintainers.costrouc ];
+  };
+}
diff --git a/pkgs/development/python-modules/cliff/default.nix b/pkgs/development/python-modules/cliff/default.nix
index d8ecd2553e8..7882c98e524 100644
--- a/pkgs/development/python-modules/cliff/default.nix
+++ b/pkgs/development/python-modules/cliff/default.nix
@@ -9,6 +9,10 @@
 , pyyaml
 , unicodecsv
 , cmd2
+, pytest
+, mock
+, testtools
+, fixtures
 }:
 
 buildPythonPackage rec {
@@ -31,10 +35,17 @@ buildPythonPackage rec {
     unicodecsv
   ];
 
-  # test dependencies are complex
-  # and would require about 20 packages
-  # to be added
-  doCheck = false;
+  # remove version constraints
+  postPatch = ''
+    sed -i '/cmd2/c\cmd2' requirements.txt
+  '';
+
+  checkInputs = [ fixtures mock pytest testtools ];
+  # add some tests
+  checkPhase = ''
+    pytest cliff/tests/test_{utils,app,command,help,lister}.py \
+      -k 'not interactive_mode'
+  '';
 
   meta = with lib; {
     description = "Command Line Interface Formulation Framework";
diff --git a/pkgs/development/python-modules/cmd2/default.nix b/pkgs/development/python-modules/cmd2/default.nix
index 6db6c93a262..9e3a9ac1b82 100644
--- a/pkgs/development/python-modules/cmd2/default.nix
+++ b/pkgs/development/python-modules/cmd2/default.nix
@@ -6,11 +6,11 @@
 }:
 buildPythonPackage rec {
   pname = "cmd2";
-  version = "0.9.19";
+  version = "0.9.20";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "c81284083d993af18b8fef57d89d854d49d051d4c2c8a8e12d0281e369ac3682";
+    sha256 = "0id8247m05xi26xbzg7jj1gcmy91p77wpbbj74v5543z2aplk8qv";
   };
 
   LC_ALL="en_US.UTF-8";
diff --git a/pkgs/development/python-modules/configshell/default.nix b/pkgs/development/python-modules/configshell/default.nix
index 9b54f439847..fed5a71fd17 100644
--- a/pkgs/development/python-modules/configshell/default.nix
+++ b/pkgs/development/python-modules/configshell/default.nix
@@ -2,13 +2,13 @@
 
 buildPythonPackage rec {
   pname = "configshell";
-  version = "1.1.fb25";
+  version = "1.1.27";
 
   src = fetchFromGitHub {
     owner = "open-iscsi";
     repo ="${pname}-fb";
     rev = "v${version}";
-    sha256 = "0zpr2n4105qqsklyfyr9lzl1rhxjcv0mnsl57hgk0m763w6na90h";
+    sha256 = "1nldzq3097xqgzd8qxv36ydvx6vj2crwanihz53k46is0myrwcnn";
   };
 
   propagatedBuildInputs = [ pyparsing six urwid ];
diff --git a/pkgs/development/python-modules/croniter/default.nix b/pkgs/development/python-modules/croniter/default.nix
new file mode 100644
index 00000000000..e262a7f164c
--- /dev/null
+++ b/pkgs/development/python-modules/croniter/default.nix
@@ -0,0 +1,37 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, python-dateutil
+, pytest
+, pytz
+}:
+
+buildPythonPackage rec {
+  pname = "croniter";
+  version = "0.3.30";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "538adeb3a7f7816c3cdec6db974c441620d764c25ff4ed0146ee7296b8a50590";
+  };
+
+  propagatedBuildInputs = [
+    python-dateutil
+  ];
+
+  checkInputs = [
+    pytest
+    pytz
+  ];
+
+  checkPhase = ''
+    pytest src/croniter
+  '';
+
+  meta = with lib; {
+    description = "croniter provides iteration for datetime object with cron like format";
+    homepage = http://github.com/kiorky/croniter;
+    license = licenses.mit;
+    maintainers = [ maintainers.costrouc ];
+  };
+}
diff --git a/pkgs/development/python-modules/flask-admin/default.nix b/pkgs/development/python-modules/flask-admin/default.nix
new file mode 100644
index 00000000000..3a2c1fe5e9b
--- /dev/null
+++ b/pkgs/development/python-modules/flask-admin/default.nix
@@ -0,0 +1,71 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, nose
+, pillow
+, mongoengine
+, pymongo
+, wtf-peewee
+, sqlalchemy
+, sqlalchemy-citext
+, flask-mongoengine
+, flask_sqlalchemy
+, flask-babelex
+, shapely
+, geoalchemy2
+, psycopg2
+, flask
+, wtforms
+, isPy27
+, enum34
+}:
+
+buildPythonPackage rec {
+  pname = "flask-admin";
+  version = "1.5.3";
+
+  src = fetchPypi {
+    pname = "Flask-Admin";
+    inherit version;
+    sha256 = "ca0be6ec11a6913b73f656c65c444ae5be416c57c75638dd3199376ce6bc7422";
+  };
+
+  checkInputs = [
+    nose
+    pillow
+    mongoengine
+    pymongo
+    wtf-peewee
+    sqlalchemy
+    sqlalchemy-citext
+    flask-mongoengine
+    flask_sqlalchemy
+    flask-babelex
+    shapely
+    geoalchemy2
+    psycopg2
+  ];
+
+  propagatedBuildInputs = [
+    flask
+    wtforms
+  ] ++ lib.optionals isPy27 [ enum34 ];
+
+  checkPhase = ''
+    # disable tests that require mongodb, postresql
+    nosetests \
+     -e "mongoengine" \
+     -e "pymongo" \
+     -e "test_form_upload" \
+     -e "test_postgres" \
+     -e "geoa" \
+     flask_admin/tests
+  '';
+
+  meta = with lib; {
+    description = "Simple and extensible admin interface framework for Flask";
+    homepage = https://github.com/flask-admin/flask-admin/;
+    license = licenses.bsd3;
+    maintainers = [ maintainers.costrouc ];
+  };
+}
diff --git a/pkgs/development/python-modules/flask-appbuilder/default.nix b/pkgs/development/python-modules/flask-appbuilder/default.nix
new file mode 100644
index 00000000000..46841f68d60
--- /dev/null
+++ b/pkgs/development/python-modules/flask-appbuilder/default.nix
@@ -0,0 +1,80 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, nose
+, apispec
+, colorama
+, click
+, flask
+, flask-babel
+, flask_login
+, flask-openid
+, flask_sqlalchemy
+, flask_wtf
+, flask-jwt-extended
+, jsonschema
+, marshmallow
+, marshmallow-enum
+, marshmallow-sqlalchemy
+, python-dateutil
+, prison
+, pyjwt
+, pyyaml
+, sqlalchemy-utils
+}:
+
+buildPythonPackage rec {
+  pname = "flask-appbuilder";
+  version = "2.1.6";
+
+  src = fetchPypi {
+    pname = "Flask-AppBuilder";
+    inherit version;
+    sha256 = "a37d7d6a62407a2e0975af5305c795f2fb5c06ecc34e3cf64659d083b1b2dd5f";
+  };
+
+  checkInputs = [
+    nose
+  ];
+
+  propagatedBuildInputs = [
+    apispec
+    colorama
+    click
+    flask
+    flask-babel
+    flask_login
+    flask-openid
+    flask_sqlalchemy
+    flask_wtf
+    flask-jwt-extended
+    jsonschema
+    marshmallow
+    marshmallow-enum
+    marshmallow-sqlalchemy
+    python-dateutil
+    prison
+    pyjwt
+    sqlalchemy-utils
+    pyyaml
+  ];
+
+  postPatch = ''
+   substituteInPlace setup.py \
+     --replace "jsonschema>=3.0.1<4" "jsonschema" \
+     --replace "marshmallow>=2.18.0,<2.20" "marshmallow" \
+     --replace "PyJWT>=1.7.1" "PyJWT" \
+     --replace "Flask-SQLAlchemy>=2.4,<3" "Flask-SQLAlchemy" \
+     --replace "Flask-JWT-Extended>=3.18,<4" "Flask-JWT-Extended"
+  '';
+
+  # majority of tests require network access or mongo
+  doCheck = false;
+
+  meta = with lib; {
+    description = "Simple and rapid application development framework, built on top of Flask";
+    homepage = https://github.com/dpgaspar/flask-appbuilder/;
+    license = licenses.bsd3;
+    maintainers = [ maintainers.costrouc ];
+  };
+}
diff --git a/pkgs/development/python-modules/flask-babelex/default.nix b/pkgs/development/python-modules/flask-babelex/default.nix
new file mode 100644
index 00000000000..c5968be6b8f
--- /dev/null
+++ b/pkgs/development/python-modules/flask-babelex/default.nix
@@ -0,0 +1,47 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, flask
+, Babel
+, speaklater
+, jinja2
+, pytest
+}:
+
+buildPythonPackage rec {
+  pname = "flask-babelex";
+  version = "0.9.3";
+
+  src = fetchPypi {
+    inherit version;
+    pname = "Flask-BabelEx";
+    sha256 = "cf79cdedb5ce860166120136b0e059e9d97b8df07a3bc2411f6243de04b754b4";
+  };
+
+  propagatedBuildInputs = [
+    flask
+    Babel
+    speaklater
+    jinja2
+  ];
+
+  checkInputs = [
+    pytest
+  ];
+
+  checkPhase = ''
+    # Disabled 3 tests failing due to string representations of dates:
+    # Like "12. April 2010 um 15:46:00 MESZ" != 12. "April 2010 15:46:00 MESZ"
+
+    pytest tests/tests.py -k "not test_init_app \
+                              and not test_custom_locale_selector \
+                              and not test_basics"
+  '';
+
+  meta = with lib; {
+    description = "Adds i18n/l10n support to Flask applications";
+    homepage = http://github.com/mrjoes/flask-babelex;
+    license = licenses.bsd3;
+    maintainers = [ maintainers.costrouc ];
+  };
+}
diff --git a/pkgs/development/python-modules/flask-bcrypt/default.nix b/pkgs/development/python-modules/flask-bcrypt/default.nix
new file mode 100644
index 00000000000..dfcdad18f9c
--- /dev/null
+++ b/pkgs/development/python-modules/flask-bcrypt/default.nix
@@ -0,0 +1,35 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, flask
+, bcrypt
+, python
+}:
+
+buildPythonPackage rec {
+  pname = "flask-bcrypt";
+  version = "0.7.1";
+
+  src = fetchFromGitHub {
+    owner = "maxcountryman";
+    repo = pname;
+    rev = version;
+    sha256 = "0036gag3nj7fzib23lbbpwhlrn1s0kkrfwk5pd90y4cjcfqh8z9x";
+  };
+
+  propagatedBuildInputs = [
+    flask
+    bcrypt
+  ];
+
+  checkPhase = ''
+    ${python.interpreter} test_bcrypt.py
+  '';
+
+  meta = with lib; {
+    description = "Brcrypt hashing for Flask";
+    homepage = https://github.com/maxcountryman/flask-bcrypt;
+    license = licenses.bsd3;
+    maintainers = [ maintainers.costrouc ];
+  };
+}
diff --git a/pkgs/development/python-modules/flask-mongoengine/default.nix b/pkgs/development/python-modules/flask-mongoengine/default.nix
new file mode 100644
index 00000000000..5e61a2415b7
--- /dev/null
+++ b/pkgs/development/python-modules/flask-mongoengine/default.nix
@@ -0,0 +1,47 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, flask
+, flask_wtf
+, mongoengine
+, six
+, nose
+, rednose
+, coverage
+}:
+
+buildPythonPackage rec {
+  pname = "flask-mongoengine";
+  version = "0.9.5";
+
+  src = fetchFromGitHub {
+    owner = "MongoEngine";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "05hfddf1dm594wnjyqhj0zmjfsf1kpmx1frjwhypgzx4hf62qcmr";
+  };
+
+  propagatedBuildInputs = [
+    flask
+    flask_wtf
+    mongoengine
+    six
+  ];
+
+  # they set test requirements to setup_requirements...
+  buildInputs = [
+    nose
+    rednose
+    coverage
+  ];
+
+  # tests require working mongodb connection
+  doCheck = false;
+
+  meta = with lib; {
+    description = "Flask-MongoEngine is a Flask extension that provides integration with MongoEngine and WTF model forms";
+    homepage = https://github.com/mongoengine/flask-mongoengine;
+    license = licenses.bsd3;
+    maintainers = [ maintainers.costrouc ];
+  };
+}
diff --git a/pkgs/development/python-modules/flask-openid/default.nix b/pkgs/development/python-modules/flask-openid/default.nix
new file mode 100644
index 00000000000..ad500163609
--- /dev/null
+++ b/pkgs/development/python-modules/flask-openid/default.nix
@@ -0,0 +1,34 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, flask
+, python3-openid
+, isPy3k
+}:
+
+buildPythonPackage rec {
+  pname = "flask-openid";
+  version = "1.2.5";
+  disable = !isPy3k;
+
+  src = fetchPypi {
+    pname = "Flask-OpenID";
+    inherit version;
+    sha256 = "5a8ffe1c8c0ad1cc1f5030e1223ea27f8861ee0215a2a58a528cc61379e5ccab";
+  };
+
+  propagatedBuildInputs = [
+    flask
+    python3-openid
+  ];
+
+  # no tests for repo...
+  doCheck = false;
+
+  meta = with lib; {
+    description = "OpenID support for Flask";
+    homepage = http://github.com/mitsuhiko/flask-openid/;
+    license = licenses.bsd3;
+    maintainers = [ maintainers.costrouc ];
+  };
+}
diff --git a/pkgs/development/python-modules/gpyopt/default.nix b/pkgs/development/python-modules/gpyopt/default.nix
new file mode 100644
index 00000000000..3ad5cb7d89b
--- /dev/null
+++ b/pkgs/development/python-modules/gpyopt/default.nix
@@ -0,0 +1,29 @@
+{ stdenv, buildPythonPackage, fetchFromGitHub, setuptools
+, numpy, scipy, gpy, emcee, nose }:
+
+buildPythonPackage rec {
+  pname = "GPyOpt";
+  version = "unstable-2019-09-25";
+
+  src = fetchFromGitHub {
+    repo   = pname;
+    owner  = "SheffieldML";
+    rev    = "249b8ff29c52c12ed867f145a627d529372022d8";
+    sha256 = "1ywaw1kpdr7dv4s4cr7afmci86sw7w61178gs45b0lq08652zdlb";
+  };
+
+  doCheck = false;  # requires several packages not available in Nix
+
+  checkInputs = [ nose ];
+
+  checkPhase = "nosetests -v GPyOpt/testing";
+
+  propagatedBuildInputs = [ setuptools numpy scipy gpy emcee ];
+
+  meta = with stdenv.lib; {
+    description = "Bayesian optimization toolbox in Python";
+    homepage = https://sheffieldml.github.io/GPyOpt;
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ bcdarwin ];
+  };
+}
diff --git a/pkgs/development/python-modules/json-merge-patch/default.nix b/pkgs/development/python-modules/json-merge-patch/default.nix
new file mode 100644
index 00000000000..b0bc2a835c4
--- /dev/null
+++ b/pkgs/development/python-modules/json-merge-patch/default.nix
@@ -0,0 +1,32 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, fetchpatch
+}:
+
+buildPythonPackage rec {
+  pname = "json-merge-patch";
+  version = "0.2";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "09898b6d427c08754e2a97c709cf2dfd7e28bd10c5683a538914975eab778d39";
+  };
+
+  patches = [
+    # This prevented tests from running (was using a relative import)
+    # https://github.com/OpenDataServices/json-merge-patch/pull/1
+   (fetchpatch {
+     name = "fully-qualified-json-merge-patch-import-on-tests";
+     url = https://patch-diff.githubusercontent.com/raw/OpenDataServices/json-merge-patch/pull/1.patch;
+     sha256 = "1k6xsrxsmz03nwcqsf4gf0zsfnl2r20n83npic8z6bqlpl4lidl4";
+   })
+  ];
+
+  meta = with lib; {
+    description = "JSON Merge Patch library";
+    homepage = https://github.com/open-contracting/json-merge-patch;
+    license = licenses.bsd3;
+    maintainers = [ maintainers.costrouc ];
+  };
+}
diff --git a/pkgs/development/python-modules/marshmallow-enum/default.nix b/pkgs/development/python-modules/marshmallow-enum/default.nix
new file mode 100644
index 00000000000..9d68e66c91a
--- /dev/null
+++ b/pkgs/development/python-modules/marshmallow-enum/default.nix
@@ -0,0 +1,42 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, marshmallow
+, pytestCheckHook
+, isPy27
+, enum34
+, pytest-flake8
+}:
+
+buildPythonPackage rec {
+  pname = "marshmallow-enum";
+  version = "1.5.1";
+
+  src = fetchFromGitHub {
+    owner = "justanr";
+    repo = "marshmallow_enum";
+    rev = "v${version}";
+    sha256 = "1ihrcmyfjabivg6hc44i59hnw5ijlg1byv3zs1rqxfynp8xr7398";
+  };
+
+  propagatedBuildInputs = [
+    marshmallow
+  ] ++ lib.optionals isPy27 [ enum34 ];
+
+  checkInputs = [
+    pytestCheckHook
+    pytest-flake8
+  ];
+
+  disabledTests = [
+    "test_custom_error_in_deserialize_by_name"
+    "test_custom_error_in_deserialize_by_value"
+  ];
+
+  meta = with lib; {
+    description = "Enum field for Marshmallow";
+    homepage = https://github.com/justanr/marshmallow_enum;
+    license = licenses.mit;
+    maintainers = [ maintainers.costrouc ];
+  };
+}
diff --git a/pkgs/development/python-modules/mongoengine/default.nix b/pkgs/development/python-modules/mongoengine/default.nix
new file mode 100644
index 00000000000..db20d9442ef
--- /dev/null
+++ b/pkgs/development/python-modules/mongoengine/default.nix
@@ -0,0 +1,49 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pymongo
+, six
+, blinker
+, nose
+, pillow
+, coverage
+}:
+
+buildPythonPackage rec {
+  pname = "mongoengine";
+  version = "0.18.2";
+
+  src = fetchFromGitHub {
+    owner = "MongoEngine";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "0gx091h9rcykdj233srrl3dfc0ly52p6r4qc9ah6z0f694kmqj1v";
+  };
+
+  propagatedBuildInputs = [
+    pymongo
+    six
+  ];
+
+  checkInputs = [
+    nose
+    pillow
+    coverage
+    blinker
+  ];
+
+  postPatch = ''
+    substituteInPlace setup.py \
+      --replace "coverage==4.2" "coverage"
+  '';
+
+  # tests require mongodb running in background
+  doCheck = false;
+
+  meta = with lib; {
+    description = "MongoEngine is a Python Object-Document Mapper for working with MongoDB";
+    homepage = http://mongoengine.org/;
+    license = licenses.mit;
+    maintainers = [ maintainers.costrouc ];
+  };
+}
diff --git a/pkgs/development/python-modules/prance/default.nix b/pkgs/development/python-modules/prance/default.nix
new file mode 100644
index 00000000000..38133172ecf
--- /dev/null
+++ b/pkgs/development/python-modules/prance/default.nix
@@ -0,0 +1,57 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, chardet
+, pyyaml
+, requests
+, six
+, semver
+, pytest
+, pytestcov
+, pytestrunner
+, sphinx
+, openapi-spec-validator
+}:
+
+buildPythonPackage rec {
+  pname = "prance";
+  version = "0.15.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "793f96dc8bba73bf4342f57b3570f5e0a94c30e60f0c802a2aaa302759dd8610";
+  };
+
+  buildInputs = [
+    pytestrunner
+  ];
+
+  propagatedBuildInputs = [
+    chardet
+    pyyaml
+    requests
+    six
+    semver
+  ];
+
+  checkInputs = [
+    pytest
+    pytestcov
+    openapi-spec-validator
+  ];
+
+  postPatch = ''
+    substituteInPlace setup.py \
+      --replace "tests_require = dev_require," "tests_require = None,"
+  '';
+
+  # many tests require network connection
+  doCheck = false;
+
+  meta = with lib; {
+    description = "Resolving Swagger/OpenAPI 2.0 and 3.0.0 Parser";
+    homepage = https://github.com/jfinkhaeuser/prance;
+    license = licenses.mit;
+    maintainers = [ maintainers.costrouc ];
+  };
+}
diff --git a/pkgs/development/python-modules/prison/default.nix b/pkgs/development/python-modules/prison/default.nix
new file mode 100644
index 00000000000..4993976b51d
--- /dev/null
+++ b/pkgs/development/python-modules/prison/default.nix
@@ -0,0 +1,33 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, six
+, nose
+}:
+
+buildPythonPackage rec {
+  pname = "prison";
+  version = "0.1.2";
+
+  src = fetchFromGitHub {
+    owner = "betodealmeida";
+    repo = "python-rison";
+    rev = version;
+    sha256 = "14vb468iznf9416z993bbqihywp9ibyslw5vp67wfr200zyxjwak";
+  };
+
+  propagatedBuildInputs = [
+    six
+  ];
+
+  checkInputs = [
+    nose
+  ];
+
+  meta = with lib; {
+    description = "Rison encoder/decoder";
+    homepage = https://github.com/betodealmeida/python-rison;
+    license = licenses.mit;
+    maintainers = [ maintainers.costrouc ];
+  };
+}
diff --git a/pkgs/development/python-modules/rtslib/default.nix b/pkgs/development/python-modules/rtslib/default.nix
index 5453541e2de..c1d27488bdd 100644
--- a/pkgs/development/python-modules/rtslib/default.nix
+++ b/pkgs/development/python-modules/rtslib/default.nix
@@ -2,13 +2,13 @@
 
 buildPythonPackage rec {
   pname = "rtslib";
-  version = "2.1.fb69";
+  version = "2.1.71";
 
   src = fetchFromGitHub {
     owner = "open-iscsi";
     repo ="${pname}-fb";
     rev = "v${version}";
-    sha256 = "17rlcrd9757nq91pa8xjr7147k7mxxp8zdka7arhlgsp3kcnbsfd";
+    sha256 = "0cn9azi44hf59mp47207igv72kjbkyz4rsvgzmwbpz0s57b0hnab";
   };
 
   propagatedBuildInputs = [ six pyudev pygobject3 ];
diff --git a/pkgs/development/python-modules/snakebite/default.nix b/pkgs/development/python-modules/snakebite/default.nix
new file mode 100644
index 00000000000..1d08570d727
--- /dev/null
+++ b/pkgs/development/python-modules/snakebite/default.nix
@@ -0,0 +1,41 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, tox
+, virtualenv
+, protobuf
+}:
+
+buildPythonPackage rec {
+  pname = "snakebite";
+  version = "2.11.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "085238b4944cb9c658ee62d5794de936ac3d0c337c504b2cc86424a205ae978a";
+  };
+
+  checkInputs = [
+    tox
+    virtualenv
+  ];
+
+  propagatedBuildInputs = [
+    protobuf
+  ];
+
+  postPatch = ''
+    substituteInPlace setup.py \
+      --replace "'argparse'" ""
+  '';
+
+  # tests require hadoop hdfs
+  doCheck = false;
+
+  meta = with lib; {
+    description = "Pure Python HDFS client";
+    homepage = http://github.com/spotify/snakebite;
+    license = licenses.asl20;
+    maintainers = [ maintainers.costrouc ];
+  };
+}
diff --git a/pkgs/development/python-modules/sqlalchemy-citext/default.nix b/pkgs/development/python-modules/sqlalchemy-citext/default.nix
new file mode 100644
index 00000000000..b91e3385404
--- /dev/null
+++ b/pkgs/development/python-modules/sqlalchemy-citext/default.nix
@@ -0,0 +1,31 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, sqlalchemy
+, python
+}:
+
+buildPythonPackage rec {
+  pname = "sqlalchemy-citext";
+  version = "1.3-0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "7d7343037a35153d6f94c3c2f6baf391f88a57651c3bde5d6749d216859ae4c5";
+  };
+
+  propagatedBuildInputs = [
+    sqlalchemy
+  ];
+
+  checkPhase = ''
+    ${python.interpreter} tests/test_citext.py
+  '';
+
+  meta = with lib; {
+    description = "A sqlalchemy plugin that allows postgres use of CITEXT";
+    homepage = https://github.com/mahmoudimus/sqlalchemy-citext;
+    license = licenses.mit;
+    maintainers = [ maintainers.costrouc ];
+  };
+}
diff --git a/pkgs/development/python-modules/wrf-python/default.nix b/pkgs/development/python-modules/wrf-python/default.nix
index 8d1443837cd..29c1f8dfa79 100644
--- a/pkgs/development/python-modules/wrf-python/default.nix
+++ b/pkgs/development/python-modules/wrf-python/default.nix
@@ -1,19 +1,20 @@
-{lib, fetchFromGitHub, pythonOlder, buildPythonPackage, gfortran, mock, xarray, wrapt, numpy, netcdf4}:
+{lib, fetchFromGitHub, pythonOlder, buildPythonPackage, gfortran, mock, xarray, wrapt, numpy, netcdf4, setuptools}:
 
 buildPythonPackage rec {
   pname = "wrf-python";
-  version = "1.3.1.1";
+  version = "1.3.2";
 
   src = fetchFromGitHub {
     owner = "NCAR";
     repo = "wrf-python";
     rev = version;
-    sha256 = "12mm7x1r5md6x28vmwyh6k655pgsv6knj8ycmjbxxk8bk7qsj74h";
+    sha256 = "1rklkki54z5392cpwwy78bnmsy2ghc187l3j7nv0rzn6jk5bvyi7";
   };
 
   propagatedBuildInputs = [
     wrapt
     numpy
+    setuptools
     xarray
   ];
 
@@ -39,4 +40,4 @@ buildPythonPackage rec {
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ mhaselsteiner ];
 	};
-}
\ No newline at end of file
+}
diff --git a/pkgs/development/python-modules/wtf-peewee/default.nix b/pkgs/development/python-modules/wtf-peewee/default.nix
new file mode 100644
index 00000000000..a01aaa4631a
--- /dev/null
+++ b/pkgs/development/python-modules/wtf-peewee/default.nix
@@ -0,0 +1,33 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, peewee
+, wtforms
+, python
+}:
+
+buildPythonPackage rec {
+  pname = "wtf-peewee";
+  version = "3.0.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "acd05d136c8595da3327fcf9176fa85fdcec1f2aac51d235e46e6fc7a0871283";
+  };
+
+  propagatedBuildInputs = [
+    peewee
+    wtforms
+  ];
+
+  checkPhase = ''
+    ${python.interpreter} runtests.py
+  '';
+
+  meta = with lib; {
+    description = "WTForms integration for peewee models";
+    homepage = https://github.com/coleifer/wtf-peewee/;
+    license = licenses.mit;
+    maintainers = [ maintainers.costrouc ];
+  };
+}
diff --git a/pkgs/development/tools/build-managers/conan/default.nix b/pkgs/development/tools/build-managers/conan/default.nix
index ce7b0871044..59b1b14ac5f 100644
--- a/pkgs/development/tools/build-managers/conan/default.nix
+++ b/pkgs/development/tools/build-managers/conan/default.nix
@@ -1,4 +1,4 @@
-{ lib, python3, git }:
+{ lib, python3, git, pkgconfig }:
 
 let newPython = python3.override {
   packageOverrides = self: super: {
@@ -37,43 +37,48 @@ let newPython = python3.override {
         sha256 = "c0abe3218b86533cca287e7057a37481883c07acef7814b70583406938214cc8";
       };
     });
-    pyyaml = super.pyyaml_3;
   };
 };
 
 in newPython.pkgs.buildPythonApplication rec {
-  version = "1.12.0";
+  version = "1.12.3";
   pname = "conan";
 
   src = newPython.pkgs.fetchPypi {
     inherit pname version;
-    sha256 = "0hgy3wfy96likdchz42h9mawfjw4dxx7k2iinrrlhph7128kji1j";
+    sha256 = "1cnfy9b57apps4bfai6r67g0mrvgnqa154z9idv0kf93k1nvx53g";
   };
+
+  propagatedBuildInputs = with newPython.pkgs; [
+    colorama deprecation distro fasteners bottle
+    future node-semver patch pygments pluginbase
+    pyjwt pylint pyyaml requests six tqdm
+  ];
+
   checkInputs = [
+    pkgconfig
     git
   ] ++ (with newPython.pkgs; [
     codecov
     mock
+    pytest
     node-semver
     nose
     parameterized
     webtest
   ]);
 
-  propagatedBuildInputs = with newPython.pkgs; [
-    colorama deprecation distro fasteners bottle
-    future node-semver patch pygments pluginbase
-    pyjwt pylint pyyaml requests six tqdm
-  ];
-
   checkPhase = ''
-    export HOME="$TMP/conan-home"
-    mkdir -p "$HOME"
+    export HOME=$TMPDIR
+    pytest conans/test/{utils,unittests} \
+      -k 'not SVN and not ToolsNetTest'
   '';
 
   postPatch = ''
     substituteInPlace conans/requirements_server.txt \
       --replace "pluginbase>=0.5, < 1.0" "pluginbase>=0.5"
+    substituteInPlace conans/requirements.txt \
+      --replace "PyYAML>=3.11, <3.14.0" "PyYAML"
   '';
 
   meta = with lib; {
diff --git a/pkgs/development/tools/buildpack/default.nix b/pkgs/development/tools/buildpack/default.nix
new file mode 100644
index 00000000000..8c1a2bbb62d
--- /dev/null
+++ b/pkgs/development/tools/buildpack/default.nix
@@ -0,0 +1,26 @@
+{ lib, buildGoPackage, fetchFromGitHub }:
+
+buildGoPackage rec {
+  pname = "pack";
+  version = "0.5.0";
+
+  src = fetchFromGitHub {
+    owner = "buildpack";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "0yh62h7lz2i07gixccmfyxk607djp1nrs57rzk7nkxnjcj4jj5sr";
+  };
+
+  goPackagePath = "github.com/buildpack/pack";
+
+  subPackages = [ "cmd/pack" ];
+
+  buildFlagsArray = [ "-ldflags=-s -w -X github.com/buildpack/pack/cmd.Version=${version}" ];
+
+  meta = with lib; {
+    homepage = "https://buildpacks.io/";
+    description = "Local CLI for building apps using Cloud Native Buildpacks";
+    license = licenses.asl20;
+    maintainers = [ maintainers.marsam ];
+  };
+}
diff --git a/pkgs/development/web/nodejs/disable-libatomic-darwin-12_x.patch b/pkgs/development/web/nodejs/disable-libatomic-darwin-12_x.patch
deleted file mode 100644
index d6ac38138b8..00000000000
--- a/pkgs/development/web/nodejs/disable-libatomic-darwin-12_x.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- a/node.gyp
-+++ b/node.gyp
-@@ -289,7 +289,7 @@
-           '-Wl,-bnoerrmsg',
-         ],
-       }],
--      ['(OS=="linux" or OS=="mac") and llvm_version!=0', {
-+      ['OS=="linux" and llvm_version!=0', {
-         'libraries': ['-latomic'],
-       }],
-     ],
diff --git a/pkgs/development/web/nodejs/disable-libatomic-darwin-13_x.patch b/pkgs/development/web/nodejs/disable-libatomic-darwin.patch
index b3b2c8b0fb6..7ac6c2ef895 100644
--- a/pkgs/development/web/nodejs/disable-libatomic-darwin-13_x.patch
+++ b/pkgs/development/web/nodejs/disable-libatomic-darwin.patch
@@ -5,7 +5,7 @@
          ],
        }],
 -      ['OS in ("linux", "mac") and llvm_version != "0.0"', {
-+      ['OS=="linux" and llvm_version!=0', {
++      ['OS == "linux" and llvm_version != "0.0"', {
          'libraries': ['-latomic'],
        }],
      ],
diff --git a/pkgs/development/web/nodejs/v12.nix b/pkgs/development/web/nodejs/v12.nix
index bed3127ee4b..fbec83c387a 100644
--- a/pkgs/development/web/nodejs/v12.nix
+++ b/pkgs/development/web/nodejs/v12.nix
@@ -5,8 +5,8 @@ let
 in
   buildNodejs {
     inherit enableNpm;
-    version = "12.13.0";
-    sha256 = "1xmy73q3qjmy68glqxmfrk6baqk655py0cic22h1h0v7rx0iaax8";
+    version = "12.13.1";
+    sha256 = "14mia71sr8p0ibz9g4j5xb5qwmik36qi5nhabjbv0sy2kirkm7il";
 
-    patches = stdenv.lib.optionals stdenv.isDarwin [ ./disable-libatomic-darwin-12_x.patch ];
+    patches = stdenv.lib.optionals stdenv.isDarwin [ ./disable-libatomic-darwin.patch ];
   }
diff --git a/pkgs/development/web/nodejs/v13.nix b/pkgs/development/web/nodejs/v13.nix
index df7e7ed9266..6b6e4f438b8 100644
--- a/pkgs/development/web/nodejs/v13.nix
+++ b/pkgs/development/web/nodejs/v13.nix
@@ -8,5 +8,5 @@ in
     version = "13.1.0";
     sha256 = "0s6b2k7i89j9mxwyz271fvm6bf8jcz2v5kzmn0v5icrkpmn0ab6l";
 
-    patches = stdenv.lib.optionals stdenv.isDarwin [ ./disable-libatomic-darwin-13_x.patch ];
+    patches = stdenv.lib.optionals stdenv.isDarwin [ ./disable-libatomic-darwin.patch ];
   }
diff --git a/pkgs/games/endless-sky/default.nix b/pkgs/games/endless-sky/default.nix
index 14bea8185c6..5d1ed1c11a9 100644
--- a/pkgs/games/endless-sky/default.nix
+++ b/pkgs/games/endless-sky/default.nix
@@ -3,7 +3,7 @@
 }:
 
 let
-  version = "0.9.8";
+  version = "0.9.10";
 
 in
 stdenv.mkDerivation {
@@ -14,7 +14,7 @@ stdenv.mkDerivation {
     owner = "endless-sky";
     repo = "endless-sky";
     rev = "v${version}";
-    sha256 = "0i36lawypikbq8vvzfis1dn7yf6q0d2s1cllshfn7kmjb6pqfi6c";
+    sha256 = "1wax9qhxakydg6bs92d1jy2fki1n9r0wkps1np02y0pvm1fl189i";
   };
 
   enableParallelBuilding = true;
diff --git a/pkgs/games/endless-sky/fixes.patch b/pkgs/games/endless-sky/fixes.patch
index cad7a6acaed..359e2ee4af3 100644
--- a/pkgs/games/endless-sky/fixes.patch
+++ b/pkgs/games/endless-sky/fixes.patch
@@ -2,15 +2,6 @@ diff --git a/SConstruct b/SConstruct
 index 48fd080..419b40d 100644
 --- a/SConstruct
 +++ b/SConstruct
-@@ -1,7 +1,7 @@
- import os
- 
- # Load any environment variables that alter the build.
--env = Environment()
-+env = Environment(ENV = os.environ)
- if 'CCFLAGS' in os.environ:
- 	env.Append(CCFLAGS = os.environ['CCFLAGS'])
- if 'CXXFLAGS' in os.environ:
 @@ -55,7 +55,7 @@ sky = env.Program("endless-sky", Glob("build/" + env["mode"] + "/*.cpp"))
  
  
diff --git a/pkgs/misc/vim-plugins/generated.nix b/pkgs/misc/vim-plugins/generated.nix
index 9abd1b5e718..ced786abeee 100644
--- a/pkgs/misc/vim-plugins/generated.nix
+++ b/pkgs/misc/vim-plugins/generated.nix
@@ -799,12 +799,12 @@ let
 
   defx-nvim = buildVimPluginFrom2Nix {
     pname = "defx-nvim";
-    version = "2019-11-16";
+    version = "2019-11-18";
     src = fetchFromGitHub {
       owner = "Shougo";
       repo = "defx.nvim";
-      rev = "663cebbcbd2d1ecb3c052cffdd397b6157bc22f1";
-      sha256 = "0cjxdsz8ya09pbp70lk0cd3zizqgcpvk0wcdqqin73b59xirq5nr";
+      rev = "1c59c0bbeea3d9162b1f8405c0cdcf23f29860f6";
+      sha256 = "0pn3szp6kpk6za1q7f5wimwxsfrz5csgx8sxkzsch133q0f24p7f";
     };
   };
 
@@ -843,12 +843,12 @@ let
 
   denite-nvim = buildVimPluginFrom2Nix {
     pname = "denite-nvim";
-    version = "2019-11-11";
+    version = "2019-11-18";
     src = fetchFromGitHub {
       owner = "Shougo";
       repo = "denite.nvim";
-      rev = "671da21f020445cf86836b5387000e0826f1b16e";
-      sha256 = "166kkkpvbrlyyn70vr0n5vrwrnk4rvwfvqfcw1hy0lx2wx7jal10";
+      rev = "2f8e00266f2958a02eb870b69f4ab0ef1d91c022";
+      sha256 = "1n5h1ys0pb3lfg7zbyfdkshcy05kxd7f4d81qcr69k7n1ni44fvq";
     };
   };
 
@@ -978,12 +978,12 @@ let
 
   deoplete-nvim = buildVimPluginFrom2Nix {
     pname = "deoplete-nvim";
-    version = "2019-11-15";
+    version = "2019-11-17";
     src = fetchFromGitHub {
       owner = "Shougo";
       repo = "deoplete.nvim";
-      rev = "84981f49c68d07749a5d522f8df595c60fdbcb6f";
-      sha256 = "0ix8a8ayshkr284vip9pvc6rw1q3vb4s6jny7lkv4zqh3g4jm3hg";
+      rev = "edbc7b721e45f1eaa9e1ebe695f4f363f14a7a67";
+      sha256 = "1l33wxdsyvhksnbkv1k924qvgdy9s3rksmqsa1yv7zrssl8xdmjn";
     };
   };
 
@@ -1201,12 +1201,12 @@ let
 
   fzf-vim = buildVimPluginFrom2Nix {
     pname = "fzf-vim";
-    version = "2019-11-01";
+    version = "2019-11-17";
     src = fetchFromGitHub {
       owner = "junegunn";
       repo = "fzf.vim";
-      rev = "bce6588d2422df75ca0091edac48aa9f87f163e5";
-      sha256 = "1gpldyyqb1z38jqda098h0yw8frjb08lkqbkwxl064fd2wg2844g";
+      rev = "98cf39949b617b9f3a47d2e092af573060022301";
+      sha256 = "1h3nz1rqkggf2gs9hywl3x67hprpspm3qc0lmjc3msc5p221f2n4";
     };
   };
 
@@ -1807,12 +1807,12 @@ let
 
   neco-vim = buildVimPluginFrom2Nix {
     pname = "neco-vim";
-    version = "2019-11-10";
+    version = "2019-11-18";
     src = fetchFromGitHub {
       owner = "Shougo";
       repo = "neco-vim";
-      rev = "db12271232fdc29dbbd10edd0c45affa58d30ab8";
-      sha256 = "1gvl2kr05b4fp67y9df15xnkv3vxjg9pb7b9rbk3lg4cw6ky80hy";
+      rev = "5be295ef60f0e3234164ef822a7471389a7035c5";
+      sha256 = "1y73hyb82vs3wcbv02k9n4krvmyn1yhp1mh88jslhcniql2nnj2a";
     };
   };
 
@@ -1840,12 +1840,12 @@ let
 
   neoformat = buildVimPluginFrom2Nix {
     pname = "neoformat";
-    version = "2019-10-07";
+    version = "2019-11-17";
     src = fetchFromGitHub {
       owner = "sbdchd";
       repo = "neoformat";
-      rev = "ec512eb8d8d66fa15bb7f5df2f500d117aa3ee0d";
-      sha256 = "0v2i0wwiyc5x9s3ff7qpddicf9i18hhmzffgkm0hfmnspln04vml";
+      rev = "33f7dfb231382998df77cf9fc8cef39778ec9449";
+      sha256 = "1784p1lbhndpa7nr9771jx6kbmfnfx9bvrrmin9hxskffs8vr1k5";
     };
   };
 
@@ -3337,12 +3337,12 @@ let
 
   vim-commentary = buildVimPluginFrom2Nix {
     pname = "vim-commentary";
-    version = "2019-11-12";
+    version = "2019-11-18";
     src = fetchFromGitHub {
       owner = "tpope";
       repo = "vim-commentary";
-      rev = "3e5d04ddbc156288fd4c114f4a802da117fd0f26";
-      sha256 = "0f2q20699a0jiq3rm3jrsshjg3k3l0g115501iyn57d2yw60cggn";
+      rev = "f8238d70f873969fb41bf6a6b07ca63a4c0b82b1";
+      sha256 = "09d81q9na7pvvrmxxqy09ffdzsx5v5dikinb704c9wm4ys2bidr9";
     };
   };
 
@@ -3689,12 +3689,12 @@ let
 
   vim-fugitive = buildVimPluginFrom2Nix {
     pname = "vim-fugitive";
-    version = "2019-11-16";
+    version = "2019-11-18";
     src = fetchFromGitHub {
       owner = "tpope";
       repo = "vim-fugitive";
-      rev = "0004f585fde10ccb1617cbe53c97a4c0ecd622ce";
-      sha256 = "1nkvf75kr1ibg50jbrb1ysia24wr244vaqn6kjyfki74mdvyx9hw";
+      rev = "13fdeb5fa7f464266163f405f42322e6fb0d3067";
+      sha256 = "1605vznbf66z7f2g2lzx4yzxm0dnzddwzfa9mgbxa4wv1836ng0x";
     };
   };
 
@@ -3766,12 +3766,12 @@ let
 
   vim-go = buildVimPluginFrom2Nix {
     pname = "vim-go";
-    version = "2019-11-14";
+    version = "2019-11-18";
     src = fetchFromGitHub {
       owner = "fatih";
       repo = "vim-go";
-      rev = "58ddb1d95ee3c48877ca41e246c1faed654e1e2b";
-      sha256 = "0y0dimm7d76j1zfps1ndpbna4j1sc8c7gclv6p2b36nkv5d6hyw2";
+      rev = "6d9cabbfa2ed92ef764f87041b60fcab010f7bc7";
+      sha256 = "0621mh4vh92dp4jhcklgghppncbvpbzzwx9xpxs7b6917hmsxp8g";
     };
   };
 
@@ -4130,12 +4130,12 @@ let
 
   vim-jsx-pretty = buildVimPluginFrom2Nix {
     pname = "vim-jsx-pretty";
-    version = "2019-11-14";
+    version = "2019-11-18";
     src = fetchFromGitHub {
       owner = "MaxMEllon";
       repo = "vim-jsx-pretty";
-      rev = "cd6608c7ad33c50c47d6d7f91844fff84af7fa60";
-      sha256 = "100n5ss5y5jr6f38w4x418ld6hwdv6xpl129lzz43d2q2w428bqj";
+      rev = "70586430c0f05c91ed2832db2c65769501978d94";
+      sha256 = "1b2qssdzc0b7pzr1ws86zybvwnwby987xsa7sfizsjqslb14xw4w";
     };
   };
 
@@ -4339,12 +4339,12 @@ let
 
   vim-mucomplete = buildVimPluginFrom2Nix {
     pname = "vim-mucomplete";
-    version = "2019-09-30";
+    version = "2019-11-17";
     src = fetchFromGitHub {
       owner = "lifepillar";
       repo = "vim-mucomplete";
-      rev = "3a512e21a9c91cb61103734b8bb5dc776c1a3146";
-      sha256 = "1dh26qwsky12fhc8v9d6x841nhgbdnp2xgsrlnqak7cyiwmwp41g";
+      rev = "8964f852a5990c79c55571aef8d137a5e90c9e7c";
+      sha256 = "08mixa8frla5djcmka9sard4bzwjcrs3pb68si75mmrv9i9n0pd8";
     };
   };
 
@@ -4416,12 +4416,12 @@ let
 
   vim-obsession = buildVimPluginFrom2Nix {
     pname = "vim-obsession";
-    version = "2019-11-13";
+    version = "2019-11-16";
     src = fetchFromGitHub {
       owner = "tpope";
       repo = "vim-obsession";
-      rev = "a794bba99644b959c47fe46f82d0b9e676386b2f";
-      sha256 = "11ds45kj3ckx67n5065vygc40bnwvamj9dyfpq9ir6a600xvv23i";
+      rev = "c44d3c432243d39469046f4e25d38a690e49c755";
+      sha256 = "0bvml6jcjd986ggx63sf9w4h852ivnshw6ilf6x2grfhnvsdgcgs";
     };
   };
 
@@ -5043,12 +5043,12 @@ let
 
   vim-table-mode = buildVimPluginFrom2Nix {
     pname = "vim-table-mode";
-    version = "2019-09-28";
+    version = "2019-11-16";
     src = fetchFromGitHub {
       owner = "dhruvasagar";
       repo = "vim-table-mode";
-      rev = "126897a6fbcbf24523737502524208f75f255b88";
-      sha256 = "1cdnggcl8vkz74l5k1yl2y3yg1zawvg1zj2nlqrk3c5qm9qzhkzq";
+      rev = "5ec330d114bdc27d636ce16a6186013f121470df";
+      sha256 = "168y5wbvhrislvj04g768mfhklczw7phmgf5am61gh4z2nsyw2lp";
     };
   };
 
@@ -5494,12 +5494,12 @@ let
 
   vimtex = buildVimPluginFrom2Nix {
     pname = "vimtex";
-    version = "2019-11-15";
+    version = "2019-11-18";
     src = fetchFromGitHub {
       owner = "lervag";
       repo = "vimtex";
-      rev = "7a11cf3ddf65584232d02d9d235bd6b8940a4288";
-      sha256 = "0k7k6f4bx0f1svlph4h39w14qqawkqihp668jnjj6p0ppffxa7a4";
+      rev = "e555f48c131088fd66a9f7822c24e6edba8bfd03";
+      sha256 = "1l3a6isf4r46yn8kawlm11b5i1vpdpdnbwfi8kch7z90j7dmwlg6";
     };
   };
 
@@ -5560,12 +5560,12 @@ let
 
   webapi-vim = buildVimPluginFrom2Nix {
     pname = "webapi-vim";
-    version = "2019-07-11";
+    version = "2019-11-18";
     src = fetchFromGitHub {
       owner = "mattn";
       repo = "webapi-vim";
-      rev = "4d1e59c4fe01dec9d3008704dd06977a7bc3b0f2";
-      sha256 = "15k9h4nhsiwasv8l4mq6m8mw989pmpdfsinv9bdwh41q1pmkv551";
+      rev = "10b8e926d85a3ab689c2966a3df1139bcb4e197f";
+      sha256 = "1hbm2mgsncqdjjfgabgncr4ji90mjsa3z0cx7813vdf113v41x26";
     };
   };
 
@@ -5649,12 +5649,12 @@ let
 
   youcompleteme = buildVimPluginFrom2Nix {
     pname = "youcompleteme";
-    version = "2019-11-14";
+    version = "2019-11-18";
     src = fetchFromGitHub {
       owner = "valloric";
       repo = "youcompleteme";
-      rev = "03ab4574d1c009be0da22c93ca96cf079b6ca99b";
-      sha256 = "0n375wxbm1q7m585s5yvj3v16dqvrp21c8s4ikjnwq4gkwh623ph";
+      rev = "25fbeadba44be998667ba47a1bce16219d01148c";
+      sha256 = "02hl0gyx189q6k3z9dvnwpgn5sw76rz4j9y0hrj8yqzaqk7xv7fw";
       fetchSubmodules = true;
     };
   };
diff --git a/pkgs/misc/vim-plugins/overrides.nix b/pkgs/misc/vim-plugins/overrides.nix
index 19902174a83..b9c599da66c 100644
--- a/pkgs/misc/vim-plugins/overrides.nix
+++ b/pkgs/misc/vim-plugins/overrides.nix
@@ -112,14 +112,15 @@ self: super: {
   });
 
   # Only official releases contains the required index.js file
+  # NB: Make sure you pick a rev from the release branch!
   coc-nvim = buildVimPluginFrom2Nix rec {
     pname = "coc-nvim";
-    version = "0.0.74";
+    version = "2019-11-18";
     src = fetchFromGitHub {
       owner = "neoclide";
       repo = "coc.nvim";
-      rev = "v${version}";
-      sha256 = "1s4nib2mnhagd0ymx254vf7l1iijwrh2xdqn3bdm4f1jnip81r10";
+      rev = "a12d6833b4611f996528615186af86c3e041ffb6";
+      sha256 = "0rkfhzyf42rbsv8p2337pvkbs3crz1z3vv6ar26sadjg3802118z";
     };
   };
 
diff --git a/pkgs/misc/vim-plugins/update.py b/pkgs/misc/vim-plugins/update.py
index 78abdbd6ab2..92a47bc5d13 100755
--- a/pkgs/misc/vim-plugins/update.py
+++ b/pkgs/misc/vim-plugins/update.py
@@ -8,6 +8,7 @@
 # linted:
 # $ nix run nixpkgs.python3Packages.flake8 -c flake8 --ignore E501,E265 update.py
 
+import argparse
 import functools
 import json
 import os
@@ -29,6 +30,8 @@ ATOM_LINK = "{http://www.w3.org/2005/Atom}link"
 ATOM_UPDATED = "{http://www.w3.org/2005/Atom}updated"
 
 ROOT = Path(__file__).parent
+DEFAULT_IN = ROOT.joinpath("vim-plugin-names")
+DEFAULT_OUT = ROOT.joinpath("generated.nix")
 
 
 class Repo:
@@ -209,9 +212,9 @@ def check_results(
 
 def parse_plugin_line(line: str) -> Tuple[str, str, str]:
     try:
-        name, repo = line.split('/')
+        name, repo = line.split("/")
         try:
-            repo, alias = repo.split(' as ')
+            repo, alias = repo.split(" as ")
             return (name, repo, alias.strip())
         except ValueError:
             # no alias defined
@@ -220,8 +223,7 @@ def parse_plugin_line(line: str) -> Tuple[str, str, str]:
         return (None, None, None)
 
 
-def load_plugin_spec() -> List[Tuple[str, str]]:
-    plugin_file = ROOT.joinpath("vim-plugin-names")
+def load_plugin_spec(plugin_file: str) -> List[Tuple[str, str]]:
     plugins = []
     with open(plugin_file) as f:
         for line in f:
@@ -305,10 +307,10 @@ header = (
 )
 
 
-def generate_nix(plugins: List[Tuple[str, str, Plugin]]):
+def generate_nix(plugins: List[Tuple[str, str, Plugin]], outfile: str):
     sorted_plugins = sorted(plugins, key=lambda v: v[2].name.lower())
 
-    with open(ROOT.joinpath("generated.nix"), "w+") as f:
+    with open(outfile, "w+") as f:
         f.write(header)
         f.write(
             """
@@ -338,15 +340,44 @@ let
   }};
 """
             )
-        f.write("""
+        f.write(
+            """
 });
 in lib.fix' (lib.extends overrides packages)
-""")
-    print("updated generated.nix")
+"""
+        )
+    print(f"updated {outfile}")
+
+
+def parse_args():
+    parser = argparse.ArgumentParser(
+        description=(
+            "Updates nix derivations for vim plugins"
+            f"By default from {DEFAULT_IN} to {DEFAULT_OUT}"
+        )
+    )
+    parser.add_argument(
+        "--input-names",
+        "-i",
+        dest="input_file",
+        default=DEFAULT_IN,
+        help="A list of plugins in the form owner/repo",
+    )
+    parser.add_argument(
+        "--out",
+        "-o",
+        dest="outfile",
+        default=DEFAULT_OUT,
+        help="Filename to save generated nix code",
+    )
+
+    return parser.parse_args()
 
 
 def main() -> None:
-    plugin_names = load_plugin_spec()
+
+    args = parse_args()
+    plugin_names = load_plugin_spec(args.input_file)
     current_plugins = get_current_plugins()
     cache = Cache(current_plugins)
 
@@ -362,7 +393,7 @@ def main() -> None:
 
     plugins = check_results(results)
 
-    generate_nix(plugins)
+    generate_nix(plugins, args.outfile)
 
 
 if __name__ == "__main__":
diff --git a/pkgs/os-specific/linux/displaylink/default.nix b/pkgs/os-specific/linux/displaylink/default.nix
index 3f6c6524175..642d05e4beb 100644
--- a/pkgs/os-specific/linux/displaylink/default.nix
+++ b/pkgs/os-specific/linux/displaylink/default.nix
@@ -36,7 +36,7 @@ in stdenv.mkDerivation rec {
   unpackPhase = ''
     unzip $src
     chmod +x displaylink-driver-${version}.run
-    ./displaylink-driver-${version}.run --target . --noexec
+    ./displaylink-driver-${version}.run --target . --noexec --nodiskspace
   '';
 
   patches = [ (substituteAll {
diff --git a/pkgs/os-specific/linux/firmware/fwupd/add-option-for-installation-sysconfdir.patch b/pkgs/os-specific/linux/firmware/fwupd/add-option-for-installation-sysconfdir.patch
index 4903eadef4b..81e82d68dbc 100644
--- a/pkgs/os-specific/linux/firmware/fwupd/add-option-for-installation-sysconfdir.patch
+++ b/pkgs/os-specific/linux/firmware/fwupd/add-option-for-installation-sysconfdir.patch
@@ -1,30 +1,21 @@
 diff --git a/data/meson.build b/data/meson.build
-index 61664cd6..f10abbba 100644
+index 25db9509..f394eb25 100644
 --- a/data/meson.build
 +++ b/data/meson.build
-@@ -11,7 +11,7 @@ if get_option('daemon')
+@@ -13,7 +13,7 @@
+ if build_daemon
+   subdir('installed-tests')
+   install_data(['daemon.conf'],
+-    install_dir : join_paths(sysconfdir, 'fwupd')
++    install_dir : join_paths(sysconfdir_install, 'fwupd')
+   )
  endif
  
- install_data(['daemon.conf'],
--  install_dir : join_paths(sysconfdir, 'fwupd')
-+  install_dir : join_paths(sysconfdir_install, 'fwupd')
- )
- 
- install_data(['org.freedesktop.fwupd.metainfo.xml'],
-@@ -23,7 +23,7 @@ install_data(['org.freedesktop.fwupd.svg'],
- )
- 
- install_data(['org.freedesktop.fwupd.conf'],
--  install_dir : join_paths(sysconfdir, 'dbus-1', 'system.d')
-+  install_dir : join_paths(sysconfdir_install, 'dbus-1', 'system.d')
- )
- 
- if get_option('daemon')
 diff --git a/data/pki/meson.build b/data/pki/meson.build
 index eefcc914..dc801fa1 100644
 --- a/data/pki/meson.build
 +++ b/data/pki/meson.build
-@@ -4,14 +4,14 @@ if get_option('gpg')
+@@ -4,14 +4,14 @@
        'GPG-KEY-Linux-Foundation-Firmware',
        'GPG-KEY-Linux-Vendor-Firmware-Service',
      ],
@@ -41,7 +32,7 @@ index eefcc914..dc801fa1 100644
    )
  endif
  
-@@ -19,12 +19,12 @@ if get_option('pkcs7')
+@@ -19,12 +19,12 @@
    install_data([
        'LVFS-CA.pem',
      ],
@@ -57,10 +48,10 @@ index eefcc914..dc801fa1 100644
  endif
  
 diff --git a/data/remotes.d/meson.build b/data/remotes.d/meson.build
-index a27c31ef..374e09b6 100644
+index 826a3c1d..b78db663 100644
 --- a/data/remotes.d/meson.build
 +++ b/data/remotes.d/meson.build
-@@ -3,7 +3,7 @@ if get_option('daemon') and get_option('lvfs')
+@@ -3,7 +3,7 @@
        'lvfs.conf',
        'lvfs-testing.conf',
      ],
@@ -69,7 +60,7 @@ index a27c31ef..374e09b6 100644
    )
    i18n.merge_file(
      input: 'lvfs.metainfo.xml',
-@@ -37,12 +37,12 @@ configure_file(
+@@ -37,12 +37,12 @@
    output : 'vendor.conf',
    configuration : con2,
    install: true,
@@ -85,10 +76,10 @@ index a27c31ef..374e09b6 100644
 +  install_dir: join_paths(sysconfdir_install, 'fwupd', 'remotes.d'),
  )
 diff --git a/meson.build b/meson.build
-index a89f9b3f..736896eb 100644
+index 8e1de887..a5bb1fe6 100644
 --- a/meson.build
 +++ b/meson.build
-@@ -145,6 +145,12 @@ localstatedir = join_paths(prefix, get_option('localstatedir'))
+@@ -158,6 +158,12 @@
  mandir = join_paths(prefix, get_option('mandir'))
  localedir = join_paths(prefix, get_option('localedir'))
  
@@ -99,13 +90,13 @@ index a89f9b3f..736896eb 100644
 +endif
 +
  gio = dependency('gio-2.0', version : '>= 2.45.8')
+ giounix = dependency('gio-unix-2.0', version : '>= 2.45.8')
  if gio.version().version_compare ('>= 2.55.0')
-   conf.set('HAVE_GIO_2_55_0', '1')
 diff --git a/meson_options.txt b/meson_options.txt
-index 5d4163e8..db81fd1f 100644
+index 71b50c6a..561c2031 100644
 --- a/meson_options.txt
 +++ b/meson_options.txt
-@@ -21,6 +21,7 @@ option('plugin_modem_manager', type : 'boolean', value : false, description : 'e
+@@ -24,6 +24,7 @@
  option('systemd', type : 'boolean', value : true, description : 'enable systemd support')
  option('systemdunitdir', type: 'string', value: '', description: 'Directory for systemd units')
  option('elogind', type : 'boolean', value : false, description : 'enable elogind support')
@@ -117,7 +108,7 @@ diff --git a/plugins/dell-esrt/meson.build b/plugins/dell-esrt/meson.build
 index cb9f4555..b972d7fb 100644
 --- a/plugins/dell-esrt/meson.build
 +++ b/plugins/dell-esrt/meson.build
-@@ -36,5 +36,5 @@ configure_file(
+@@ -36,5 +36,5 @@
    output : 'dell-esrt.conf',
    configuration : con2,
    install: true,
@@ -128,7 +119,7 @@ diff --git a/plugins/redfish/meson.build b/plugins/redfish/meson.build
 index 5c88504e..7706da71 100644
 --- a/plugins/redfish/meson.build
 +++ b/plugins/redfish/meson.build
-@@ -26,7 +26,7 @@ shared_module('fu_plugin_redfish',
+@@ -26,7 +26,7 @@
  )
  
  install_data(['redfish.conf'],
@@ -137,11 +128,24 @@ index 5c88504e..7706da71 100644
  )
  
  if get_option('tests')
+diff --git a/plugins/thunderbolt/meson.build b/plugins/thunderbolt/meson.build
+index 42718abf..bc815491 100644
+--- a/plugins/thunderbolt/meson.build
++++ b/plugins/thunderbolt/meson.build
+@@ -46,7 +46,7 @@
+ )
+ 
+ install_data(['thunderbolt.conf'],
+-  install_dir:  join_paths(sysconfdir, 'fwupd')
++  install_dir:  join_paths(sysconfdir_install, 'fwupd')
+ )
+ # we use functions from 2.52 in the tests
+ if get_option('tests') and umockdev.found() and gio.version().version_compare('>= 2.52')
 diff --git a/plugins/uefi/meson.build b/plugins/uefi/meson.build
-index ac9f5dd8..1ab51b5e 100644
+index 45b18d7d..ef8e0b04 100644
 --- a/plugins/uefi/meson.build
 +++ b/plugins/uefi/meson.build
-@@ -79,7 +79,7 @@ executable(
+@@ -85,7 +85,7 @@
  )
  
  install_data(['uefi.conf'],
diff --git a/pkgs/os-specific/linux/firmware/fwupd/default.nix b/pkgs/os-specific/linux/firmware/fwupd/default.nix
index 78569327219..1f6a7145b77 100644
--- a/pkgs/os-specific/linux/firmware/fwupd/default.nix
+++ b/pkgs/os-specific/linux/firmware/fwupd/default.nix
@@ -45,6 +45,7 @@
 , freetype
 , fontconfig
 , pango
+, tpm2-tss
 , bubblewrap
 , efibootmgr
 , flashrom
@@ -79,18 +80,18 @@ let
 
   # # Currently broken on Aarch64
   # haveFlashrom = isx86;
-  # Experimental in 1.2.10
+  # Experimental
   haveFlashrom = false;
 
 in
 
 stdenv.mkDerivation rec {
   pname = "fwupd";
-  version = "1.2.10";
+  version = "1.3.3";
 
   src = fetchurl {
     url = "https://people.freedesktop.org/~hughsient/releases/fwupd-${version}.tar.xz";
-    sha256 = "0inngs7i48akm9c7fmdsf9zjif595rkaba69rl76jfwfv8r21vjb";
+    sha256 = "0nqzqvx8nzflhb4kzvkdcv7kixb50vh6h21kpkd7pjxp942ndzql";
   };
 
   outputs = [ "out" "lib" "dev" "devdoc" "man" "installedTests" ];
@@ -137,6 +138,7 @@ stdenv.mkDerivation rec {
     freetype
     fontconfig
     pango
+    tpm2-tss
     efivar
   ] ++ stdenv.lib.optionals haveDell [
     libsmbios
@@ -146,6 +148,10 @@ stdenv.mkDerivation rec {
     ./fix-paths.patch
     ./add-option-for-installation-sysconfdir.patch
 
+    # do not require which
+    # https://github.com/fwupd/fwupd/pull/1568
+    ./no-which.patch
+
     # installed tests are installed to different output
     # we also cannot have fwupd-tests.conf in $out/etc since it would form a cycle
     (substituteAll {
@@ -195,6 +201,7 @@ stdenv.mkDerivation rec {
   '';
 
   mesonFlags = [
+    "-Dgtkdoc=true"
     "-Dplugin_dummy=true"
     "-Dudevdir=lib/udev"
     "-Dsystemdunitdir=lib/systemd/system"
@@ -209,8 +216,8 @@ stdenv.mkDerivation rec {
     "-Dplugin_synaptics=false"
   ] ++ stdenv.lib.optionals (!haveRedfish) [
     "-Dplugin_redfish=false"
-  ] ++ stdenv.lib.optionals (!haveFlashrom) [
-    "-Dplugin_flashrom=false"
+  ] ++ stdenv.lib.optionals haveFlashrom [
+    "-Dplugin_flashrom=true"
   ];
 
   # TODO: We need to be able to override the directory flags from meson setup hook
@@ -231,6 +238,9 @@ stdenv.mkDerivation rec {
   # https://github.com/NixOS/nixpkgs/pull/67625#issuecomment-525788428
   PKG_CONFIG_POLKIT_GOBJECT_1_ACTIONDIR = "/run/current-system/sw/share/polkit-1/actions";
 
+  # cannot install to systemd prefix
+  PKG_CONFIG_SYSTEMD_SYSTEMDSYSTEMPRESETDIR = "${placeholder "out"}/lib/systemd/system-preset";
+
   # TODO: wrapGAppsHook wraps efi capsule even though it is not elf
   dontWrapGApps = true;
   # so we need to wrap the executables manually
@@ -247,11 +257,15 @@ stdenv.mkDerivation rec {
   # /etc/fwupd/uefi.conf is created by the services.hardware.fwupd NixOS module
   passthru = {
     filesInstalledToEtc = [
+      # "fwupd/daemon.conf" # already created by the module
+      "fwupd/redfish.conf"
       "fwupd/remotes.d/dell-esrt.conf"
       "fwupd/remotes.d/lvfs-testing.conf"
       "fwupd/remotes.d/lvfs.conf"
       "fwupd/remotes.d/vendor.conf"
       "fwupd/remotes.d/vendor-directory.conf"
+      "fwupd/thunderbolt.conf"
+      # "fwupd/uefi.conf" # already created by the module
       "pki/fwupd/GPG-KEY-Hughski-Limited"
       "pki/fwupd/GPG-KEY-Linux-Foundation-Firmware"
       "pki/fwupd/GPG-KEY-Linux-Vendor-Firmware-Service"
@@ -267,7 +281,7 @@ stdenv.mkDerivation rec {
   };
 
   meta = with stdenv.lib; {
-    homepage = https://fwupd.org/;
+    homepage = "https://fwupd.org/";
     maintainers = with maintainers; [ jtojnar ];
     license = [ licenses.gpl2 ];
     platforms = platforms.linux;
diff --git a/pkgs/os-specific/linux/firmware/fwupd/fix-paths.patch b/pkgs/os-specific/linux/firmware/fwupd/fix-paths.patch
index 9efd7b8d6ab..474b250097d 100644
--- a/pkgs/os-specific/linux/firmware/fwupd/fix-paths.patch
+++ b/pkgs/os-specific/linux/firmware/fwupd/fix-paths.patch
@@ -6,14 +6,3 @@ index c7a430c0..e69de29b 100644
 -install_data('README.md',
 -  install_dir : join_paths(localstatedir, 'lib', 'fwupd', 'builder')
 -)
-diff --git a/meson_post_install.sh b/meson_post_install.sh
-index 0cbb6f41..d757a81a 100755
---- a/meson_post_install.sh
-+++ b/meson_post_install.sh
-@@ -11,6 +11,4 @@ LOCALSTATEDIR=$2
-     echo 'Updating systemd deps'
-     mkdir -p ${DESTDIR}${SYSTEMDUNITDIR}/system-update.target.wants
-     ln -sf ../fwupd-offline-update.service ${DESTDIR}${SYSTEMDUNITDIR}/system-update.target.wants/fwupd-offline-update.service
--    echo 'Creating stateful directory'
--    mkdir -p ${DESTDIR}${LOCALSTATEDIR}/lib/fwupd
- #fi
diff --git a/pkgs/os-specific/linux/firmware/fwupd/no-which.patch b/pkgs/os-specific/linux/firmware/fwupd/no-which.patch
new file mode 100644
index 00000000000..c0c65e42539
--- /dev/null
+++ b/pkgs/os-specific/linux/firmware/fwupd/no-which.patch
@@ -0,0 +1,31 @@
+--- a/plugins/uefi/efi/generate_binary.sh
++++ b/plugins/uefi/efi/generate_binary.sh
+@@ -1,9 +1,9 @@
+ #!/bin/sh
+ output=$2
+-objcopy_cmd=$(which objcopy)
+-genpeimg_cmd=$(which genpeimg)
++objcopy_cmd=$(command -v objcopy)
++genpeimg_cmd=$(command -v genpeimg)
+ 
+-$objcopy_cmd  -j .text \
++"$objcopy_cmd"  -j .text \
+               -j .sdata \
+               -j .data \
+               -j .dynamic \
+@@ -11,7 +11,7 @@
+               -j .rel \
+               -j .rela \
+               -j .reloc \
+-              $*
++              "$@"
+ 
+ if [ -n "${genpeimg_cmd}" ]; then
+         $genpeimg_cmd -d \
+@@ -20,5 +20,5 @@
+                       +n \
+                       -d \
+                       +s \
+-                      $output
++                      "$output"
+ fi
diff --git a/pkgs/os-specific/linux/targetcli/default.nix b/pkgs/os-specific/linux/targetcli/default.nix
index b8990484cb9..aa670aba727 100644
--- a/pkgs/os-specific/linux/targetcli/default.nix
+++ b/pkgs/os-specific/linux/targetcli/default.nix
@@ -2,17 +2,22 @@
 
 python.pkgs.buildPythonApplication rec {
   pname = "targetcli";
-  version = "2.1.fb49";
+  version = "2.1.51";
 
   src = fetchFromGitHub {
     owner = "open-iscsi";
     repo = "${pname}-fb";
     rev = "v${version}";
-    sha256 = "093dmwc5g6yz4cdgpbfszmc97i7nd286w4x447dvg22hvwvjwqhh";
+    sha256 = "07i9kyr525hlk32amzgycirwgwykdbjy5fmw6ji0nnhvk2jh4arn";
   };
 
   propagatedBuildInputs = with python.pkgs; [ configshell rtslib ];
 
+  postInstall = ''
+    install -D targetcli.8 -t $out/share/man/man8/
+    install -D targetclid.8 -t $out/share/man/man8/
+  '';
+
   meta = with stdenv.lib; {
     description = "A command shell for managing the Linux LIO kernel target";
     homepage = https://github.com/open-iscsi/targetcli-fb;
diff --git a/pkgs/servers/samba/4.x.nix b/pkgs/servers/samba/4.x.nix
index 044acbe1720..f92c5aaa210 100644
--- a/pkgs/servers/samba/4.x.nix
+++ b/pkgs/servers/samba/4.x.nix
@@ -20,11 +20,11 @@ with lib;
 
 stdenv.mkDerivation rec {
   pname = "samba";
-  version = "4.10.8";
+  version = "4.10.10";
 
   src = fetchurl {
     url = "mirror://samba/pub/samba/stable/${pname}-${version}.tar.gz";
-    sha256 = "1x0hlhb674fndfkmimjicnzs543n3i8465a5ifcmjwvzavxha7y4";
+    sha256 = "19b653rr2i9snvapik58phbqj38cxjdlyx6nl3m2y3k1a55p633h";
   };
 
   outputs = [ "out" "dev" "man" ];
diff --git a/pkgs/servers/sql/postgresql/ext/pg_auto_failover.nix b/pkgs/servers/sql/postgresql/ext/pg_auto_failover.nix
index 05fd405dbe6..5946b8f5ec3 100644
--- a/pkgs/servers/sql/postgresql/ext/pg_auto_failover.nix
+++ b/pkgs/servers/sql/postgresql/ext/pg_auto_failover.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "pg_auto_failover";
-  version = "1.0.4";
+  version = "1.0.5";
 
   src = fetchFromGitHub {
     owner = "citusdata";
     repo = pname;
     rev = "v${version}";
-    sha256 = "0v4fj83zifcqhihc5myh0qv2396n5kw4sa8ix6jljmp6wh036z9j";
+    sha256 = "1idlgqazr2qra5x702f2yjcl99zwm1i5fi84paplfy98i5jjmxm1";
   };
 
   buildInputs = [ postgresql openssl zlib readline ];
diff --git a/pkgs/servers/sql/postgresql/ext/pg_hll.nix b/pkgs/servers/sql/postgresql/ext/pg_hll.nix
index 9a61e3c835d..deac1072e65 100644
--- a/pkgs/servers/sql/postgresql/ext/pg_hll.nix
+++ b/pkgs/servers/sql/postgresql/ext/pg_hll.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   pname = "pg_hll";
-  version = "2.12";
+  version = "2.14";
 
   buildInputs = [ postgresql ];
 
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
     owner  = "citusdata";
     repo   = "postgresql-hll";
     rev    = "refs/tags/v${version}";
-    sha256 = "1jdc9gjqc3dkjxv855q1p594j0awhrrymrcqnl5vw5vx2ny3bpgn";
+    sha256 = "13vphxkc9pn4bkpgab560bgdbl99li2b3p1n2rm5a78wswlsbsps";
   };
 
   installPhase = ''
diff --git a/pkgs/servers/sql/postgresql/ext/timescaledb.nix b/pkgs/servers/sql/postgresql/ext/timescaledb.nix
index 296e7e0a41a..0427de60aa5 100644
--- a/pkgs/servers/sql/postgresql/ext/timescaledb.nix
+++ b/pkgs/servers/sql/postgresql/ext/timescaledb.nix
@@ -8,7 +8,7 @@
 
 stdenv.mkDerivation rec {
   pname = "timescaledb";
-  version = "1.5.0";
+  version = "1.5.1";
 
   nativeBuildInputs = [ cmake ];
   buildInputs = [ postgresql openssl ];
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
     owner  = "timescale";
     repo   = "timescaledb";
     rev    = "refs/tags/${version}";
-    sha256 = "0qw7yp2vh3fkx43zlnj8xsvd0d68rcmdcl3p9jpmr97hyl376xf2";
+    sha256 = "1mgmkc42nksfsmjg463v03rj1v8gybwlzzi515gxz6ijx8604w4c";
   };
 
   cmakeFlags = [ "-DSEND_TELEMETRY_DEFAULT=OFF" "-DREGRESS_CHECKS=OFF" ];
diff --git a/pkgs/shells/zsh/zsh-fast-syntax-highlighting/default.nix b/pkgs/shells/zsh/zsh-fast-syntax-highlighting/default.nix
new file mode 100644
index 00000000000..452419bf8b0
--- /dev/null
+++ b/pkgs/shells/zsh/zsh-fast-syntax-highlighting/default.nix
@@ -0,0 +1,30 @@
+{ stdenvNoCC, lib, fetchFromGitHub }:
+
+stdenvNoCC.mkDerivation rec {
+  pname = "zsh-fast-syntax-highlighting";
+  version = "1.54";
+
+  src = fetchFromGitHub {
+    owner = "zdharma";
+    repo = "fast-syntax-highlighting";
+    rev = "v${version}";
+    sha256 = "019hda2pj8lf7px4h1z07b9l6icxx4b2a072jw36lz9bh6jahp32";
+  };
+
+  dontConfigure = true;
+  dontBuild = true;
+
+  installPhase = ''
+    plugindir="$out/share/zsh/site-functions"
+
+    mkdir -p "$plugindir"
+    cp -r -- {,_,-}fast-* chroma themes "$plugindir"/
+  '';
+
+  meta = with lib; {
+    description = "Syntax-highlighting for Zshell";
+    homepage = "https://github.com/zdharma/fast-syntax-highlighting";
+    license = licenses.bsd3;
+    platforms = platforms.unix;
+  };
+}
diff --git a/pkgs/development/python-modules/elasticsearch-curator/default.nix b/pkgs/tools/admin/elasticsearch-curator/default.nix
index 5c5329656a9..8d8f9070499 100644
--- a/pkgs/development/python-modules/elasticsearch-curator/default.nix
+++ b/pkgs/tools/admin/elasticsearch-curator/default.nix
@@ -1,27 +1,29 @@
-{ stdenv
-, buildPythonPackage
-, fetchPypi
-, boto3
-, click
-, certifi
-, requests-aws4auth
-, voluptuous
-, pyyaml
-, elasticsearch
-, nosexcover
-, coverage
-, nose
-, mock
-, funcsigs
-} :
+{ lib, fetchFromGitHub, python }:
 
-buildPythonPackage rec {
+let
+py = python.override {
+  packageOverrides = self: super: {
+    click = super.click.overridePythonAttrs (oldAttrs: rec {
+      version = "6.7";
+      src = oldAttrs.src.override {
+        inherit version;
+        sha256 = "f15516df478d5a56180fbf80e68f206010e6d160fc39fa508b65e035fd75130b";
+      };
+    });
+  };
+};
+in
+
+with py.pkgs;
+buildPythonApplication rec {
   pname   = "elasticsearch-curator";
   version = "5.8.1";
 
-  src = fetchPypi {
-    inherit pname version;
-    sha256 = "f0eec9ad043a30bc2e2232637111960139a1bda38232241bdd2f0c253a3584df";
+  src = fetchFromGitHub {
+    owner = "elastic";
+    repo = "curator";
+    rev = "v${version}";
+    sha256 = "1shr9jslirjnbvma3p19djsnamxl7f3m9c8zrlclk57zv8rnwpkr";
   };
 
   # The test hangs so we disable it.
@@ -31,6 +33,7 @@ buildPythonPackage rec {
     click
     certifi
     requests-aws4auth
+    pyopenssl
     voluptuous
     pyyaml
     elasticsearch
@@ -46,10 +49,15 @@ buildPythonPackage rec {
   ];
 
   postPatch = ''
-    sed -i s/pyyaml==3.12/pyyaml==${pyyaml.version}/ setup.cfg setup.py
+    sed -i s/pyyaml==3.13/pyyaml/g setup.cfg setup.py
+    sed -i s/pyyaml==3.12/pyyaml/g setup.cfg setup.py
+    substituteInPlace setup.py \
+      --replace "urllib3>=1.24.2,<1.25" "urllib3"
+    substituteInPlace setup.cfg \
+      --replace "urllib3>=1.24.2,<1.25" "urllib3"
   '';
 
-  meta = with stdenv.lib; {
+  meta = with lib; {
     homepage = https://github.com/elastic/curator;
     description = "Curate, or manage, your Elasticsearch indices and snapshots";
     license = licenses.asl20;
@@ -68,6 +76,6 @@ buildPythonPackage rec {
     maintainers = with maintainers; [ basvandijk ];
 
     # https://github.com/elastic/curator/pull/1280
-    broken = versionAtLeast click.version "7.0";
+    #broken = versionAtLeast click.version "7.0";
   };
 }
diff --git a/pkgs/tools/filesystems/nixpart/0.4/pykickstart.nix b/pkgs/tools/filesystems/nixpart/0.4/pykickstart.nix
index 8a1fce78037..9d067359c44 100644
--- a/pkgs/tools/filesystems/nixpart/0.4/pykickstart.nix
+++ b/pkgs/tools/filesystems/nixpart/0.4/pykickstart.nix
@@ -19,7 +19,6 @@ buildPythonApplication rec {
   propagatedBuildInputs = [ urlgrabber ];
 
   checkPhase = ''
-    export PYTHONPATH="$PYTHONPATH:."
     ${python}/bin/${python.executable} tests/baseclass.py -vv
   '';
 
diff --git a/pkgs/tools/graphics/asymptote/default.nix b/pkgs/tools/graphics/asymptote/default.nix
index 1d77bfe4250..9b7c4010791 100644
--- a/pkgs/tools/graphics/asymptote/default.nix
+++ b/pkgs/tools/graphics/asymptote/default.nix
@@ -1,74 +1,74 @@
-{stdenv, fetchurl, fetchpatch
-  , freeglut, ghostscriptX, imagemagick, fftw
-  , boehmgc, libGLU, libGL, mesa, ncurses, readline, gsl, libsigsegv
-  , python, zlib, perl, texLive, texinfo, xz
+{ stdenv, fetchFromGitHub, fetchurl
+, autoreconfHook, bison, glm, yacc, flex
+, freeglut, ghostscriptX, imagemagick, fftw
+, boehmgc, libGLU, libGL, mesa, ncurses, readline, gsl, libsigsegv
+, python3Packages
+, zlib, perl
+, texLive, texinfo
 , darwin
 }:
 
-let
-  s = # Generated upstream information
-  rec {
-    baseName="asymptote";
-    version="2.47";
-    name="${baseName}-${version}";
-    hash="0zc24n2vwzxdfmcppqfk3fkqlb4jmvswzi3bz232kxl7dyiyb971";
-    url="https://freefr.dl.sourceforge.net/project/asymptote/2.47/asymptote-2.47.src.tgz";
-    sha256="0zc24n2vwzxdfmcppqfk3fkqlb4jmvswzi3bz232kxl7dyiyb971";
-  };
-  buildInputs = [
-   ghostscriptX imagemagick fftw
-   boehmgc ncurses readline gsl libsigsegv
-   python zlib perl texLive texinfo xz ]
-   ++ stdenv.lib.optionals stdenv.isLinux
-     [ freeglut libGLU libGL mesa.osmesa ]
-   ++ stdenv.lib.optionals stdenv.isDarwin
-     (with darwin.apple_sdk.frameworks; [ OpenGL GLUT Cocoa ])
-   ;
-in
-stdenv.mkDerivation {
-  inherit (s) name version;
-  inherit buildInputs;
+stdenv.mkDerivation rec {
+  version = "2.60";
+  pname = "asymptote";
 
-  src = fetchurl {
-    inherit (s) url sha256;
+  src = fetchFromGitHub {
+    owner = "vectorgraphics";
+    repo = pname;
+    rev = version;
+    sha256 = "1sr31r80jfswlx9a0p5bn85p6h7mq28fw8ihhnlbhphii6w8z2j9";
   };
 
-  patches = [
-    # Remove when updating from 2.47 to 2.48
-    # Compatibility with BoehmGC 7.6.8
-    (fetchpatch {
-      url = "https://github.com/vectorgraphics/asymptote/commit/38a59370dc5ac720c29e1424614a10f7384b943f.patch";
-      sha256 = "0c3d11hzxxaqh24kfw9y8zvlid54kk40rx2zajx7jwl12gga05s1";
-    })
+  nativeBuildInputs = [
+    autoreconfHook
+    bison
+    flex
+    yacc
+    texinfo
   ];
 
+  buildInputs = [
+    ghostscriptX imagemagick fftw
+    boehmgc ncurses readline gsl libsigsegv
+    zlib perl
+    texLive
+  ] ++ (with python3Packages; [
+    python
+    pyqt5
+  ]);
+
+  propagatedBuildInputs = [
+    glm
+  ] ++ stdenv.lib.optionals stdenv.isLinux [
+    freeglut libGLU libGL mesa.osmesa
+  ] ++ stdenv.lib.optionals stdenv.isDarwin (with darwin.apple_sdk.frameworks; [
+    OpenGL GLUT Cocoa
+  ]);
+
   preConfigure = ''
-    export HOME="$PWD"
-    patchShebangs .
-    sed -e 's@epswrite@eps2write@g' -i runlabel.in
-    xz -d < ${texinfo.src} | tar --wildcards -x texinfo-'*'/doc/texinfo.tex
-    cp texinfo-*/doc/texinfo.tex doc/
-    rm *.tar.gz
-    configureFlags="$configureFlags --with-latex=$out/share/texmf/tex/latex --with-context=$out/share/texmf/tex/context/third"
+    HOME=$TMP
   '';
 
+  configureFlags = [
+    "--with-latex=$out/share/texmf/tex/latex"
+    "--with-context=$out/share/texmf/tex/context/third"
+  ];
+
   NIX_CFLAGS_COMPILE = [ "-I${boehmgc.dev}/include/gc" ];
 
   postInstall = ''
-    mv -v "$out/share/info/asymptote/"*.info $out/share/info/
+    mv $out/share/info/asymptote/*.info $out/share/info/
     sed -i -e 's|(asymptote/asymptote)|(asymptote)|' $out/share/info/asymptote.info
     rmdir $out/share/info/asymptote
-    rm $out/share/info/dir
+    rm -f $out/share/info/dir
 
-    rm -rfv "$out"/share/texmf
-    mkdir -pv "$out"/share/emacs/site-lisp/${s.name}
-    mv -v "$out"/share/asymptote/*.el "$out"/share/emacs/site-lisp/${s.name}
+    rm -rf $out/share/texmf
+    install -Dt $out/share/emacs/site-lisp/${pname} $out/share/asymptote/*.el
   '';
 
   enableParallelBuilding = true;
 
   meta = with stdenv.lib; {
-    inherit (s) version;
     description =  "A tool for programming graphics intended to replace Metapost";
     license = licenses.gpl3Plus;
     maintainers = [ maintainers.raskin maintainers.peti ];
diff --git a/pkgs/tools/misc/topgrade/default.nix b/pkgs/tools/misc/topgrade/default.nix
new file mode 100644
index 00000000000..8514b4b9b59
--- /dev/null
+++ b/pkgs/tools/misc/topgrade/default.nix
@@ -0,0 +1,23 @@
+{ stdenv, fetchFromGitHub, rustPlatform }:
+
+rustPlatform.buildRustPackage rec {
+  pname = "topgrade";
+  version = "3.4.0";
+
+  src = fetchFromGitHub {
+    owner = "r-darwish";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "14p7lpdp85ay5p2r9npm2adp9njcssi47mb1fh2iyn8lp51d22bi";
+  };
+
+  cargoSha256 = "07h8d8fm20dp9xcz9vic63xnx2rbvanf2ivks1jiv32iy0kgz74p";
+
+  meta = with stdenv.lib; {
+    description = "Upgrade all the things";
+    homepage = "https://github.com/r-darwish/topgrade";
+    license = licenses.gpl3;
+    platforms = platforms.all;
+    maintainers = with maintainers; [ filalex77 ];
+  };
+}
diff --git a/pkgs/tools/misc/watchexec/default.nix b/pkgs/tools/misc/watchexec/default.nix
index dea4478581b..9729f110bb7 100644
--- a/pkgs/tools/misc/watchexec/default.nix
+++ b/pkgs/tools/misc/watchexec/default.nix
@@ -1,20 +1,27 @@
-{ stdenv, rustPlatform, fetchFromGitHub, CoreServices }:
+{ stdenv, rustPlatform, fetchFromGitHub, CoreServices, installShellFiles }:
 
 rustPlatform.buildRustPackage rec {
   pname = "watchexec";
-  version = "1.11.1";
+  version = "1.12.0";
 
   src = fetchFromGitHub {
     owner = pname;
     repo = pname;
     rev = version;
-    sha256 = "1iaib7yvxyn3l9kiys9x7wziixj13fmx1z3wgdy6h8c7jv6fpc0j";
+    sha256 = "03s9nsss4895x4lp90y65jajavk8c2nj1jjnmx0vbbwl210ghlv1";
   };
 
-  cargoSha256 = "101p0qj7ydfhqfz402mxy4bs48vq3rzgj513f1kwv0ba4hn1sxkv";
+  cargoSha256 = "07whi9w51ddh8s7v06c3k6n5q9gfx74rdkhgfysi180y2rgnbanj";
+
+  nativeBuildInputs = [ installShellFiles ];
 
   buildInputs = stdenv.lib.optionals stdenv.isDarwin [ CoreServices ];
 
+  postInstall = ''
+    installManPage doc/watchexec.1
+    installShellCompletion --zsh --name _watchexec completions/zsh
+  '';
+
   meta = with stdenv.lib; {
     description = "Executes commands in response to file modifications";
     homepage = https://github.com/watchexec/watchexec;
diff --git a/pkgs/tools/networking/croc/default.nix b/pkgs/tools/networking/croc/default.nix
index 5a63581a28d..de664fe0b7d 100644
--- a/pkgs/tools/networking/croc/default.nix
+++ b/pkgs/tools/networking/croc/default.nix
@@ -2,7 +2,7 @@
 
 buildGoModule rec {
   pname = "croc";
-  version = "6.2.3";
+  version = "6.4.1";
 
   goPackagePath = "github.com/schollz/croc";
 
@@ -10,10 +10,10 @@ buildGoModule rec {
     owner = "schollz";
     repo = pname;
     rev = "v${version}";
-    sha256 = "13z3k0s7piwxxh87f04ldvxsd664jncwgmin397v5152bxadbgxp";
+    sha256 = "0sil1gxml4p4yysm8x6bpv5m0hvw4ss27b4c9wdag06lav0g4am0";
   };
 
-  modSha256 = "0d9xhlszgy839naj4v2l613sn3nckx87cwwz1sh1rjwxarp8gqa9";
+  modSha256 = "1w84xqnn9fnkakak6j069app4ybbxpwq79g8qypwvmqg5bhvzywg";
   subPackages = [ "." ];
 
   meta = with stdenv.lib; {
diff --git a/pkgs/tools/networking/tinyfecvpn/default.nix b/pkgs/tools/networking/tinyfecvpn/default.nix
new file mode 100644
index 00000000000..aab937c994e
--- /dev/null
+++ b/pkgs/tools/networking/tinyfecvpn/default.nix
@@ -0,0 +1,37 @@
+{ stdenv, fetchFromGitHub, pkgconfig }:
+
+stdenv.mkDerivation rec {
+  pname = "tinyfecvpn";
+  version = "20180820.0";
+
+  src = fetchFromGitHub {
+    owner = "wangyu-";
+    repo = pname;
+    rev = version;
+    sha256 = "1mbb9kzvy24na375dz0rlf5k93gan1vahamc9wzkn34mcx8i97cs";
+    fetchSubmodules = true;
+  };
+
+  enableParallelBuilding = true;
+  nativeBuildInputs = [ pkgconfig ];
+
+  patchPhase = ''
+    runHook prePatch
+    find . -type f -name "makefile" -exec sed "s/ -static/ -g/g" -i \{\} \;
+    runHook postPatch
+  '';
+
+  installPhase = ''
+    runHook preInstall
+    install -Dm755 tinyvpn $out/bin/tinyvpn
+    runHook postInstall
+  '';
+
+  meta = with stdenv.lib; {
+    homepage = "https://github.com/wangyu-/tinyfecVPN";
+    description = "A VPN Designed for Lossy Links, with Build-in Forward Error Correction(FEC) Support";
+    license = licenses.mit;
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ petabyteboy ];
+  };
+}
diff --git a/pkgs/tools/package-management/nfpm/default.nix b/pkgs/tools/package-management/nfpm/default.nix
index d5f855e44cb..0dc707ccf86 100644
--- a/pkgs/tools/package-management/nfpm/default.nix
+++ b/pkgs/tools/package-management/nfpm/default.nix
@@ -2,16 +2,16 @@
 
 buildGoModule rec {
   pname = "nfpm";
-  version = "1.1.0";
+  version = "1.1.5";
 
   src = fetchFromGitHub {
     owner = "goreleaser";
     repo = pname;
     rev = "v${version}";
-    sha256 = "16wyn6dx7cs32a704zcyr6v26b9iw4b506nymgljghvqw4bhysr1";
+    sha256 = "0wgp4bana38r385qgcm83fhqd053y5i9swh5cmnmbqjibx85g5r2";
   };
 
-  modSha256 = "0a4r4msfniya6pby4bs3qvgammn95sr5nmjp4vv0cm74n81rk051";
+  modSha256 = "1d532nv76gzckq2a0nyr9xixbm3rr8d8vlzgdz6i61xsjakfm6ap";
 
   buildFlagsArray = [ "-ldflags=-s -w -X main.version=${version}" ];
 
diff --git a/pkgs/tools/security/vulnix/default.nix b/pkgs/tools/security/vulnix/default.nix
index 715c2787ef8..809787508f6 100644
--- a/pkgs/tools/security/vulnix/default.nix
+++ b/pkgs/tools/security/vulnix/default.nix
@@ -2,11 +2,11 @@
 
 python3Packages.buildPythonApplication rec {
   pname = "vulnix";
-  version = "1.9.1";
+  version = "1.9.2";
 
   src = python3Packages.fetchPypi {
     inherit pname version;
-    sha256 = "0pcg90j3g3lxrkbxlnjakrgcx5iwnhka03510zmcf0zcpwkrqakb";
+    sha256 = "06mi4a80g6nzvqxj51c7lc0q0dpdr603ly2r77ksf5m3k4glb6dm";
   };
 
   outputs = [ "out" "doc" "man" ];
diff --git a/pkgs/tools/virtualization/cri-tools/default.nix b/pkgs/tools/virtualization/cri-tools/default.nix
index e8e6a76a7a2..f8df49240a5 100644
--- a/pkgs/tools/virtualization/cri-tools/default.nix
+++ b/pkgs/tools/virtualization/cri-tools/default.nix
@@ -2,19 +2,19 @@
 
 buildGoPackage rec {
   pname = "cri-tools";
-  version = "1.15.0";
+  version = "1.16.1";
   src = fetchFromGitHub {
     owner = "kubernetes-sigs";
     repo = pname;
     rev = "v${version}";
-    sha256 = "03fhddncwqrdyxz43m3bak9dlrsqzibqqja3p94nic4ydk2hry62";
+    sha256 = "1kpbs9dxwhlmqdqrmsqhp03qs4s7dl8b86lkmg066sicdaw433fn";
   };
 
   goPackagePath = "github.com/kubernetes-sigs/cri-tools";
 
   buildPhase = ''
     pushd go/src/${goPackagePath}
-    make
+    make all install BINDIR=$bin/bin
   '';
 
   meta = with lib; {
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index 840d02c51fc..90ce0d2bb2c 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -418,6 +418,8 @@ mapAliases ({
   wireguard = wireguard-tools; # added 2018-05-19
   morituri = whipper; # added 2018-09-13
   xfceUnstable = xfce4-14; # added 2019-09-17
+  xfce4-14 = xfce;
+  xfce4-12 = xfce;
   x11 = xlibsWrapper; # added 2015-09
   xbmc = kodi; # added 2018-04-25
   xbmcPlain = kodiPlain; # added 2018-04-25
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 9702560d862..fa353be07e8 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -559,6 +559,8 @@ in
 
   airfield = callPackage ../tools/networking/airfield { };
 
+  apache-airflow = with python3.pkgs; toPythonApplication apache-airflow;
+
   airsonic = callPackage ../servers/misc/airsonic { };
 
   airspy = callPackage ../applications/radio/airspy { };
@@ -662,7 +664,7 @@ in
   asciiquarium = callPackage ../applications/misc/asciiquarium {};
 
   asymptote = callPackage ../tools/graphics/asymptote {
-    texLive = texlive.combine { inherit (texlive) scheme-small epsf cm-super; };
+    texLive = texlive.combine { inherit (texlive) scheme-small epsf cm-super texinfo; };
     gsl = gsl_1;
   };
 
@@ -1251,6 +1253,8 @@ in
     asciidoc = asciidoc-full;
   };
 
+  buildpack = callPackage ../development/tools/buildpack { };
+
   buildtorrent = callPackage ../tools/misc/buildtorrent { };
 
   bustle = haskellPackages.bustle;
@@ -1830,7 +1834,7 @@ in
 
   interlock = callPackage ../servers/interlock {};
 
-  jellyfin = callPackage ../servers/jellyfin { };
+  jellyfin = callPackage ../servers/jellyfin { ffmpeg = ffmpeg_4; };
 
   jotta-cli = callPackage ../applications/misc/jotta-cli { };
 
@@ -3012,18 +3016,9 @@ in
     elasticsearch = elasticsearch7-oss;
   };
 
-  elasticsearch-curator = with (python3.override {
-    packageOverrides = self: super: {
-      click = super.click.overridePythonAttrs (oldAttrs: rec {
-        version = "6.7";
-        src = oldAttrs.src.override {
-          inherit version;
-          sha256 = "f15516df478d5a56180fbf80e68f206010e6d160fc39fa508b65e035fd75130b";
-        };
-      });
-      pyyaml = super.pyyaml_3;
-    };
-  }).pkgs; toPythonApplication elasticsearch-curator;
+  elasticsearch-curator = callPackage ../tools/admin/elasticsearch-curator {
+    python = python3;
+  };
 
   embree2 = callPackage ../development/libraries/embree/2.x.nix { };
 
@@ -6678,6 +6673,8 @@ in
 
   tinyemu = callPackage ../applications/virtualization/tinyemu { };
 
+  tinyfecvpn = callPackage ../tools/networking/tinyfecvpn {};
+
   tinyprog = callPackage ../development/tools/misc/tinyprog { };
 
   tinyproxy = callPackage ../tools/networking/tinyproxy {};
@@ -6714,6 +6711,8 @@ in
 
   toml2nix = (callPackage ../tools/toml2nix { }).toml2nix { };
 
+  topgrade = callPackage ../tools/misc/topgrade {  };
+
   tor = callPackage ../tools/security/tor {
     # remove this, when libevent's openssl is upgraded to 1_1_0 or newer.
     libevent = libevent.override {
@@ -7462,6 +7461,8 @@ in
   zsh-navigation-tools = callPackage ../tools/misc/zsh-navigation-tools { };
 
   zsh-syntax-highlighting = callPackage ../shells/zsh/zsh-syntax-highlighting { };
+  
+  zsh-fast-syntax-highlighting = callPackage ../shells/zsh/zsh-fast-syntax-highlighting { };
 
   zsh-autosuggestions = callPackage ../shells/zsh/zsh-autosuggestions { };
 
@@ -9156,6 +9157,7 @@ in
   python36Full = python36.override{x11Support=true;};
   python37Full = python37.override{x11Support=true;};
   python38Full = python38.override{x11Support=true;};
+  python39Full = python38.override{x11Support=true;};
 
   # pythonPackages further below, but assigned here because they need to be in sync
   pythonPackages = python.pkgs;
@@ -9163,7 +9165,7 @@ in
   python3Packages = python3.pkgs;
 
   pythonInterpreters = callPackage ./../development/interpreters/python {};
-  inherit (pythonInterpreters) python27 python35 python36 python37 python38 python3Minimal pypy27 pypy36;
+  inherit (pythonInterpreters) python27 python35 python36 python37 python38 python39 python3Minimal pypy27 pypy36;
 
   # Python package sets.
   python27Packages = lib.hiPrioSet (recurseIntoAttrs python27.pkgs);
@@ -9171,6 +9173,7 @@ in
   python36Packages = python36.pkgs;
   python37Packages = recurseIntoAttrs python37.pkgs;
   python38Packages = recurseIntoAttrs python38.pkgs;
+  python39Packages = python39.pkgs;
   pypyPackages = pypy.pkgs;
   pypy2Packages = pypy2.pkgs;
   pypy27Packages = pypy27.pkgs;
@@ -18687,6 +18690,8 @@ in
   geany = callPackage ../applications/editors/geany { };
   geany-with-vte = callPackage ../applications/editors/geany/with-vte.nix { };
 
+  geoipupdate = callPackage ../applications/misc/geoipupdate/default.nix { };
+
   ghostwriter = libsForQt5.callPackage ../applications/editors/ghostwriter { };
 
   gitweb = callPackage ../applications/version-management/git-and-tools/gitweb { };
@@ -19880,9 +19885,7 @@ in
 
   mediainfo-gui = callPackage ../applications/misc/mediainfo-gui { };
 
-  # mediathekview needs JavaFX, which currently only is available inside OracleJRE
-  # we might be able to get rid of it, as soon as we have an OpenJRE with OpenJFX included
-  mediathekview = callPackage ../applications/video/mediathekview { jre = oraclejre; };
+  mediathekview = callPackage ../applications/video/mediathekview { jre = openjdk11; };
 
   meteo = callPackage ../applications/networking/weather/meteo { };
 
@@ -23361,11 +23364,11 @@ in
 
   plasma-applet-volumewin7mixer = libsForQt5.callPackage ../applications/misc/plasma-applet-volumewin7mixer { };
 
-  redshift = callPackage ../applications/misc/redshift {
+  inherit (callPackages ../applications/misc/redshift {
     inherit (python3Packages) python pygobject3 pyxdg wrapPython;
     inherit (darwin.apple_sdk.frameworks) CoreLocation ApplicationServices Foundation Cocoa;
     geoclue = geoclue2;
-  };
+  }) redshift redshift-wlr;
 
   redshift-plasma-applet = libsForQt5.callPackage ../applications/misc/redshift-plasma-applet { };
 
@@ -23401,10 +23404,7 @@ in
 
   solarc-gtk-theme = callPackage ../misc/themes/solarc { };
 
-  xfce = xfce4-12;
-
-  xfce4-12 = recurseIntoAttrs (callPackage ../desktops/xfce { });
-  xfce4-14 = recurseIntoAttrs (callPackage ../desktops/xfce4-14 { });
+  xfce = recurseIntoAttrs (callPackage ../desktops/xfce { });
 
   xrandr-invert-colors = callPackage ../applications/misc/xrandr-invert-colors { };
 
@@ -24246,6 +24246,8 @@ in
 
   fastjet = callPackage ../development/libraries/physics/fastjet { };
 
+  fastjet-contrib = callPackage ../development/libraries/physics/fastjet-contrib { };
+
   fastnlo = callPackage ../development/libraries/physics/fastnlo { };
 
   geant4 = libsForQt5.callPackage ../development/libraries/physics/geant4 { };
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 7f1980d40da..d0b22bf777d 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -18,7 +18,7 @@ let
   packages = ( self:
 
 let
-  inherit (python.passthru) isPy27 isPy33 isPy34 isPy35 isPy36 isPy37 isPy38 isPy3k isPyPy pythonAtLeast pythonOlder;
+  inherit (python.passthru) isPy27 isPy33 isPy34 isPy35 isPy36 isPy37 isPy38 isPy39 isPy3k isPyPy pythonAtLeast pythonOlder;
 
   callPackage = pkgs.newScope self;
 
@@ -100,7 +100,7 @@ let
 
 in {
 
-  inherit (python.passthru) isPy27 isPy33 isPy34 isPy35 isPy36 isPy37 isPy38 isPy3k isPyPy pythonAtLeast pythonOlder;
+  inherit (python.passthru) isPy27 isPy33 isPy34 isPy35 isPy36 isPy37 isPy38 isPy39 isPy3k isPyPy pythonAtLeast pythonOlder;
   inherit python bootstrapped-pip buildPythonPackage buildPythonApplication;
   inherit fetchPypi callPackage;
   inherit hasPythonModule requiredPythonModules makePythonPath disabledIf;
@@ -1436,8 +1436,12 @@ in {
 
   antlr4-python3-runtime = callPackage ../development/python-modules/antlr4-python3-runtime { antlr4 = pkgs.antlr4; };
 
+  apache-airflow = callPackage ../development/python-modules/apache-airflow { };
+
   apipkg = callPackage ../development/python-modules/apipkg {};
 
+  apispec = callPackage ../development/python-modules/apispec {};
+
   appdirs = callPackage ../development/python-modules/appdirs { };
 
   appleseed = disabledIf isPy3k
@@ -1673,6 +1677,8 @@ in {
 
   crc16 = callPackage ../development/python-modules/crc16 { };
 
+  croniter = callPackage ../development/python-modules/croniter { };
+
   csscompressor = callPackage ../development/python-modules/csscompressor {};
 
   csvs-to-sqlite = callPackage ../development/python-modules/csvs-to-sqlite { };
@@ -1848,8 +1854,6 @@ in {
 
   cerberus = callPackage ../development/python-modules/cerberus { };
 
-  cerberus11 = callPackage ../development/python-modules/cerberus11 { };
-
   certifi = callPackage ../development/python-modules/certifi { };
 
   characteristic = callPackage ../development/python-modules/characteristic { };
@@ -1974,6 +1978,8 @@ in {
 
   jsonlines = callPackage ../development/python-modules/jsonlines { };
 
+  json-merge-patch = callPackage ../development/python-modules/json-merge-patch { };
+
   jsonrpc-async = callPackage ../development/python-modules/jsonrpc-async { };
 
   jsonrpc-base = callPackage ../development/python-modules/jsonrpc-base { };
@@ -2346,8 +2352,6 @@ in {
   # alias
   elasticsearchdsl = self.elasticsearch-dsl;
 
-  elasticsearch-curator = callPackage ../development/python-modules/elasticsearch-curator { };
-
   elementpath = callPackage ../development/python-modules/elementpath { };
 
   entrypoints = callPackage ../development/python-modules/entrypoints { };
@@ -2454,6 +2458,8 @@ in {
 
   gpy = callPackage ../development/python-modules/gpy { };
 
+  gpyopt = callPackage ../development/python-modules/gpyopt { };
+
   gitdb = callPackage ../development/python-modules/gitdb { };
 
   gitdb2 = callPackage ../development/python-modules/gitdb2 { };
@@ -3193,6 +3199,10 @@ in {
 
   flask = callPackage ../development/python-modules/flask { };
 
+  flask-admin = callPackage ../development/python-modules/flask-admin { };
+
+  flask-appbuilder = callPackage ../development/python-modules/flask-appbuilder { };
+
   flask-api = callPackage ../development/python-modules/flask-api { };
 
   flask_assets = callPackage ../development/python-modules/flask-assets { };
@@ -3201,6 +3211,10 @@ in {
 
   flask-babel = callPackage ../development/python-modules/flask-babel { };
 
+  flask-babelex = callPackage ../development/python-modules/flask-babelex { };
+
+  flask-bcrypt = callPackage ../development/python-modules/flask-bcrypt { };
+
   flask-bootstrap = callPackage ../development/python-modules/flask-bootstrap { };
 
   flask-caching = callPackage ../development/python-modules/flask-caching { };
@@ -3227,6 +3241,10 @@ in {
 
   flask_migrate = callPackage ../development/python-modules/flask-migrate { };
 
+  flask-mongoengine = callPackage ../development/python-modules/flask-mongoengine { };
+
+  flask-openid = callPackage ../development/python-modules/flask-openid { };
+
   flask-paginate = callPackage ../development/python-modules/flask-paginate { };
 
   flask_principal = callPackage ../development/python-modules/flask-principal { };
@@ -3253,6 +3271,8 @@ in {
 
   wtforms = callPackage ../development/python-modules/wtforms { };
 
+  wtf-peewee = callPackage ../development/python-modules/wtf-peewee { };
+
   graph-tool = callPackage ../development/python-modules/graph-tool/2.x.x.nix {
     inherit (pkgs) pkgconfig;
   };
@@ -3824,6 +3844,8 @@ in {
 
   marshmallow = callPackage ../development/python-modules/marshmallow { };
 
+  marshmallow-enum = callPackage ../development/python-modules/marshmallow-enum { };
+
   marshmallow-sqlalchemy = callPackage ../development/python-modules/marshmallow-sqlalchemy { };
 
   manuel = callPackage ../development/python-modules/manuel { };
@@ -4419,6 +4441,8 @@ in {
 
   praw = if isPy3k then callPackage ../development/python-modules/praw { }
     else callPackage ../development/python-modules/praw/6.3.nix { };
+  
+  prance = callPackage ../development/python-modules/prance { };
 
   prawcore = callPackage ../development/python-modules/prawcore { };
 
@@ -4478,6 +4502,8 @@ in {
 
   mongodict = callPackage ../development/python-modules/mongodict { };
 
+  mongoengine = callPackage ../development/python-modules/mongoengine { };
+
   repoze_who = callPackage ../development/python-modules/repoze_who { };
 
   vobject = callPackage ../development/python-modules/vobject { };
@@ -5123,6 +5149,8 @@ in {
 
   sqlalchemy = callPackage ../development/python-modules/sqlalchemy { };
 
+  sqlalchemy-citext = callPackage ../development/python-modules/sqlalchemy-citext { };
+
   sqlalchemy_migrate = callPackage ../development/python-modules/sqlalchemy-migrate { };
 
   sqlalchemy-utils = callPackage ../development/python-modules/sqlalchemy-utils { };
@@ -5839,6 +5867,8 @@ in {
 
   toposort = callPackage ../development/python-modules/toposort { };
 
+  snakebite = callPackage ../development/python-modules/snakebite { };
+
   snapperGUI = callPackage ../development/python-modules/snappergui { };
 
   dm-sonnet = callPackage ../development/python-modules/dm-sonnet { };
@@ -6199,6 +6229,8 @@ in {
 
   preggy = callPackage ../development/python-modules/preggy { };
 
+  prison = callPackage ../development/python-modules/prison { };
+
   pytoml = callPackage ../development/python-modules/pytoml { };
 
   pypandoc = callPackage ../development/python-modules/pypandoc { };