treewide: add meta.mainProgram to some libraries

where a single bin is provided and someone might actually want to run it

72 files changed, 139 insertions, 64 deletions

diff --git a/pkgs/development/libraries/appstream/default.nix b/pkgs/development/libraries/appstream/default.nix
index 9b07697a6a9..56268146c5d 100644
--- a/pkgs/development/libraries/appstream/default.nix
+++ b/pkgs/development/libraries/appstream/default.nix
@@ -93,14 +93,15 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Software metadata handling library";
-    homepage = "https://www.freedesktop.org/wiki/Distributions/AppStream/";
     longDescription = ''
       AppStream is a cross-distro effort for building Software-Center applications
       and enhancing metadata provided by software components.  It provides
       specifications for meta-information which is shipped by upstream projects and
       can be consumed by other software.
     '';
+    homepage = "https://www.freedesktop.org/wiki/Distributions/AppStream/";
     license = licenses.lgpl21Plus;
+    mainProgram = "appstreamcli";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/aribb25/default.nix b/pkgs/development/libraries/aribb25/default.nix
index 3e171d75797..743850c5fdc 100644
--- a/pkgs/development/libraries/aribb25/default.nix
+++ b/pkgs/development/libraries/aribb25/default.nix
@@ -48,10 +48,11 @@ stdenv.mkDerivation rec {
     lib.optional stdenv.isDarwin "pcsclite_CFLAGS=-I${PCSC}/Library/Frameworks/PCSC.framework/Headers";
 
   meta = with lib; {
-    homepage = "https://code.videolan.org/videolan/aribb25";
     description = "Sample implementation of the ARIB STD-B25 standard";
-    platforms = platforms.all;
+    homepage = "https://code.videolan.org/videolan/aribb25";
     license = licenses.isc;
     maintainers = with maintainers; [ midchildan ];
+    mainProgram = "b25";
+    platforms = platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/audio/libsmf/default.nix b/pkgs/development/libraries/audio/libsmf/default.nix
index b3e3a34973c..6737d76538e 100644
--- a/pkgs/development/libraries/audio/libsmf/default.nix
+++ b/pkgs/development/libraries/audio/libsmf/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
     homepage = "https://github.com/stump/libsmf";
     license = licenses.bsd2;
     maintainers = [ maintainers.goibhniu ];
+    mainProgram = "smfsh";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/aws-c-s3/default.nix b/pkgs/development/libraries/aws-c-s3/default.nix
index 2868e6b80b8..15bfe3bb9b9 100644
--- a/pkgs/development/libraries/aws-c-s3/default.nix
+++ b/pkgs/development/libraries/aws-c-s3/default.nix
@@ -44,7 +44,8 @@ stdenv.mkDerivation rec {
     description = "C99 library implementation for communicating with the S3 service";
     homepage = "https://github.com/awslabs/aws-c-s3";
     license = licenses.asl20;
-    platforms = platforms.unix;
     maintainers = with maintainers; [ r-burns ];
+    mainProgram = "s3";
+    platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/boolstuff/default.nix b/pkgs/development/libraries/boolstuff/default.nix
index c7520ff783e..b49355f60e9 100644
--- a/pkgs/development/libraries/boolstuff/default.nix
+++ b/pkgs/development/libraries/boolstuff/default.nix
@@ -15,6 +15,7 @@ stdenv.mkDerivation rec {
     homepage = "http://perso.b2b2c.ca/~sarrazip/dev/boolstuff.html";
     license = "GPL";
     maintainers = [ lib.maintainers.marcweber ];
+    mainProgram = "booldnf";
     platforms = lib.platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/capstone/default.nix b/pkgs/development/libraries/capstone/default.nix
index adc52da1e56..6f5a8e340ad 100644
--- a/pkgs/development/libraries/capstone/default.nix
+++ b/pkgs/development/libraries/capstone/default.nix
@@ -39,7 +39,8 @@ stdenv.mkDerivation rec {
     description = "Advanced disassembly library";
     homepage    = "http://www.capstone-engine.org";
     license     = lib.licenses.bsd3;
-    platforms   = lib.platforms.unix;
     maintainers = with lib.maintainers; [ thoughtpolice ris ];
+    mainProgram = "cstool";
+    platforms   = lib.platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/check/default.nix b/pkgs/development/libraries/check/default.nix
index 37bde1caf43..8add9c62347 100644
--- a/pkgs/development/libraries/check/default.nix
+++ b/pkgs/development/libraries/check/default.nix
@@ -31,6 +31,7 @@ stdenv.mkDerivation rec {
     homepage = "https://libcheck.github.io/check/";
 
     license = licenses.lgpl2Plus;
+    mainProgram = "checkmk";
     platforms = platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/faad2/default.nix b/pkgs/development/libraries/faad2/default.nix
index 396acbc1bdf..8b1757ed563 100644
--- a/pkgs/development/libraries/faad2/default.nix
+++ b/pkgs/development/libraries/faad2/default.nix
@@ -21,8 +21,10 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "An open source MPEG-4 and MPEG-2 AAC decoder";
+    homepage = "https://sourceforge.net/projects/faac/";
     license     = licenses.gpl2Plus;
     maintainers = with maintainers; [ codyopel ];
+    mainProgram = "faad";
     platforms   = platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/fcgi/default.nix b/pkgs/development/libraries/fcgi/default.nix
index 434d445ceb4..5c7f0c44f91 100644
--- a/pkgs/development/libraries/fcgi/default.nix
+++ b/pkgs/development/libraries/fcgi/default.nix
@@ -19,6 +19,7 @@ stdenv.mkDerivation rec {
     description = "A language independent, scalable, open extension to CG";
     homepage = "https://fastcgi-archives.github.io/"; # Formerly http://www.fastcgi.com/
     license = "FastCGI see LICENSE.TERMS";
+    mainProgram = "cgi-fcgi";
     platforms = platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/flatbuffers/generic.nix b/pkgs/development/libraries/flatbuffers/generic.nix
index 1cdfb4b9c87..c06dad87d95 100644
--- a/pkgs/development/libraries/flatbuffers/generic.nix
+++ b/pkgs/development/libraries/flatbuffers/generic.nix
@@ -38,9 +38,10 @@ stdenv.mkDerivation rec {
       access serialized data without unpacking/parsing it first, while still
       having great forwards/backwards compatibility.
     '';
-    maintainers = [ maintainers.teh ];
+    homepage = "https://google.github.io/flatbuffers/";
     license = licenses.asl20;
+    maintainers = [ maintainers.teh ];
+    mainProgram = "flatc";
     platforms = platforms.unix;
-    homepage = "https://google.github.io/flatbuffers/";
   };
 }
diff --git a/pkgs/development/libraries/gdk-pixbuf/default.nix b/pkgs/development/libraries/gdk-pixbuf/default.nix
index 1e9c881ae8c..cbed6a62a3c 100644
--- a/pkgs/development/libraries/gdk-pixbuf/default.nix
+++ b/pkgs/development/libraries/gdk-pixbuf/default.nix
@@ -149,8 +149,9 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     description = "A library for image loading and manipulation";
     homepage = "https://gitlab.gnome.org/GNOME/gdk-pixbuf";
-    maintainers = [ maintainers.eelco ] ++ teams.gnome.members;
     license = licenses.lgpl21Plus;
+    maintainers = [ maintainers.eelco ] ++ teams.gnome.members;
+    mainProgram = "gdk-pixbuf-thumbnailer";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/gensio/default.nix b/pkgs/development/libraries/gensio/default.nix
index 84d54b3bc35..48e2d4fd8fb 100644
--- a/pkgs/development/libraries/gensio/default.nix
+++ b/pkgs/development/libraries/gensio/default.nix
@@ -34,6 +34,7 @@ stdenv.mkDerivation rec {
     homepage = "https://sourceforge.net/projects/ser2net/";
     license = licenses.gpl2;
     maintainers = with maintainers; [ emantor ];
+    mainProgram = "gensiot";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/glpk/default.nix b/pkgs/development/libraries/glpk/default.nix
index a46c84844e8..7551c15649e 100644
--- a/pkgs/development/libraries/glpk/default.nix
+++ b/pkgs/development/libraries/glpk/default.nix
@@ -73,6 +73,7 @@ stdenv.mkDerivation rec {
     license = licenses.gpl3Plus;
 
     maintainers = with maintainers; [ bjg ] ++ teams.sage.members;
+    mainProgram = "glpsol";
     platforms = platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/keystone/default.nix b/pkgs/development/libraries/keystone/default.nix
index 70864bcf24a..0bb979f7a55 100644
--- a/pkgs/development/libraries/keystone/default.nix
+++ b/pkgs/development/libraries/keystone/default.nix
@@ -32,6 +32,7 @@ stdenv.mkDerivation rec {
     homepage = "https://www.keystone-engine.org";
     license = licenses.gpl2Only;
     maintainers = with maintainers; [ luc65r ];
+    mainProgram = "kstool";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/ldns/default.nix b/pkgs/development/libraries/ldns/default.nix
index 1ccb0e41e70..6712d7c6d3c 100644
--- a/pkgs/development/libraries/ldns/default.nix
+++ b/pkgs/development/libraries/ldns/default.nix
@@ -42,9 +42,10 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Library with the aim of simplifying DNS programming in C";
-    license = licenses.bsd3;
     homepage = "http://www.nlnetlabs.nl/projects/ldns/";
-    platforms = platforms.unix;
+    license = licenses.bsd3;
     maintainers = with maintainers; [ dtzWill ];
+    mainProgram = "drill";
+    platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/libargon2/default.nix b/pkgs/development/libraries/libargon2/default.nix
index eb8e6333d41..19ca4fab401 100644
--- a/pkgs/development/libraries/libargon2/default.nix
+++ b/pkgs/development/libraries/libargon2/default.nix
@@ -43,6 +43,7 @@ stdenv.mkDerivation rec {
     homepage = "https://www.argon2.com/";
     license = with licenses; [ asl20 cc0 ];
     maintainers = with maintainers; [ taeer olynch ];
+    mainProgram = "argon2";
     platforms = platforms.linux ++ platforms.darwin;
   };
 }
diff --git a/pkgs/development/libraries/libaudec/default.nix b/pkgs/development/libraries/libaudec/default.nix
index 78e4b5cfa40..5340f62a32e 100644
--- a/pkgs/development/libraries/libaudec/default.nix
+++ b/pkgs/development/libraries/libaudec/default.nix
@@ -18,9 +18,10 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ meson ninja pkg-config ];
 
   meta = with lib; {
-    homepage = "https://www.zrythm.org";
     description = "A library for reading and resampling audio files";
+    homepage = "https://www.zrythm.org";
     license = licenses.agpl3Plus;
+    mainProgram = "audec";
     platforms = platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/libb64/default.nix b/pkgs/development/libraries/libb64/default.nix
index 987a36cd79f..88bc059892c 100644
--- a/pkgs/development/libraries/libb64/default.nix
+++ b/pkgs/development/libraries/libb64/default.nix
@@ -36,7 +36,9 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "ANSI C routines for fast base64 encoding/decoding";
+    homepage = "https://github.com/libb64/libb64";
     license = lib.licenses.publicDomain;
+    mainProgram = "base64";
     platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/libbencodetools/default.nix b/pkgs/development/libraries/libbencodetools/default.nix
index b8150a90f68..42e6fb9f4ed 100644
--- a/pkgs/development/libraries/libbencodetools/default.nix
+++ b/pkgs/development/libraries/libbencodetools/default.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
     homepage = "https://gitlab.com/heikkiorsila/bencodetools";
     license = licenses.bsd2;
     maintainers = with maintainers; [ OPNA2608 ];
+    mainProgram = "bencat";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/libburn/default.nix b/pkgs/development/libraries/libburn/default.nix
index f9b6538027d..ba24182ade8 100644
--- a/pkgs/development/libraries/libburn/default.nix
+++ b/pkgs/development/libraries/libburn/default.nix
@@ -10,10 +10,11 @@ stdenv.mkDerivation rec {
   };
 
   meta = with lib; {
-    homepage = "http://libburnia-project.org/";
     description = "A library by which preformatted data get onto optical media: CD, DVD, BD (Blu-Ray)";
+    homepage = "http://libburnia-project.org/";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ abbradar vrthra ];
+    mainProgram = "cdrskin";
     platforms = with platforms; unix;
   };
 }
diff --git a/pkgs/development/libraries/libcddb/default.nix b/pkgs/development/libraries/libcddb/default.nix
index bf20211ee60..4848f5fcc26 100644
--- a/pkgs/development/libraries/libcddb/default.nix
+++ b/pkgs/development/libraries/libcddb/default.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
     description = "C library to access data on a CDDB server (freedb.org)";
     homepage = "http://libcddb.sourceforge.net/";
     license = licenses.lgpl2Plus;
+    mainProgram = "cddb_query";
     platforms = platforms.linux ++ platforms.darwin;
   };
 }
diff --git a/pkgs/development/libraries/libcdio-paranoia/default.nix b/pkgs/development/libraries/libcdio-paranoia/default.nix
index 999c0450489..36b591b0605 100644
--- a/pkgs/development/libraries/libcdio-paranoia/default.nix
+++ b/pkgs/development/libraries/libcdio-paranoia/default.nix
@@ -28,9 +28,10 @@ stdenv.mkDerivation rec {
       This is a port of xiph.org's cdda paranoia to use libcdio for CDROM
       access. By doing this, cdparanoia runs on platforms other than GNU/Linux.
     '';
-    license = licenses.gpl3;
     homepage = "https://github.com/rocky/libcdio-paranoia";
-    platforms = platforms.linux ++ platforms.darwin;
+    license = licenses.gpl3;
     maintainers = [ ];
+    mainProgram = "cd-paranoia";
+    platforms = platforms.linux ++ platforms.darwin;
   };
 }
diff --git a/pkgs/development/libraries/libcmis/default.nix b/pkgs/development/libraries/libcmis/default.nix
index 2898c9a1c83..f5a9974f3bc 100644
--- a/pkgs/development/libraries/libcmis/default.nix
+++ b/pkgs/development/libraries/libcmis/default.nix
@@ -25,8 +25,9 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "C++ client library for the CMIS interface";
-    homepage = "https://sourceforge.net/projects/libcmis/";
+    homepage = "https://github.com/tdf/libcmis";
     license = licenses.gpl2;
+    mainProgram = "cmis-client";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/libdc1394/default.nix b/pkgs/development/libraries/libdc1394/default.nix
index a666eb3a650..379f5397ec0 100644
--- a/pkgs/development/libraries/libdc1394/default.nix
+++ b/pkgs/development/libraries/libdc1394/default.nix
@@ -15,10 +15,11 @@ stdenv.mkDerivation rec {
     ++ lib.optional stdenv.isDarwin CoreServices;
 
   meta = with lib; {
-    homepage = "https://sourceforge.net/projects/libdc1394/";
     description = "Capture and control API for IIDC compliant cameras";
+    homepage = "https://sourceforge.net/projects/libdc1394/";
     license = licenses.lgpl21Plus;
     maintainers = [ maintainers.viric ];
+    mainProgram = "dc1394_reset_bus";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/libdigidoc/default.nix b/pkgs/development/libraries/libdigidoc/default.nix
index 7ee268e4e7d..a639b4b3294 100644
--- a/pkgs/development/libraries/libdigidoc/default.nix
+++ b/pkgs/development/libraries/libdigidoc/default.nix
@@ -21,7 +21,8 @@ stdenv.mkDerivation rec {
     description = "Library for creating DigiDoc signature files";
     homepage = "https://github.com/open-eid/libdigidoc";
     license = licenses.lgpl2;
-    platforms = platforms.unix;
     maintainers = [ maintainers.jagajaga ];
+    mainProgram = "cdigidoc";
+    platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/libeatmydata/default.nix b/pkgs/development/libraries/libeatmydata/default.nix
index 70fab2da568..3a3abdc5e9a 100644
--- a/pkgs/development/libraries/libeatmydata/default.nix
+++ b/pkgs/development/libraries/libeatmydata/default.nix
@@ -36,6 +36,7 @@ stdenv.mkDerivation rec {
     description = "Small LD_PRELOAD library to disable fsync and friends";
     homepage = "https://www.flamingspork.com/projects/libeatmydata/";
     license = licenses.gpl3Plus;
+    mainProgram = "eatmydata";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/libee/default.nix b/pkgs/development/libraries/libee/default.nix
index ae052971825..1269f6f0eff 100644
--- a/pkgs/development/libraries/libee/default.nix
+++ b/pkgs/development/libraries/libee/default.nix
@@ -12,9 +12,10 @@ stdenv.mkDerivation rec {
   buildInputs = [ libestr];
 
   meta = {
-    homepage = "http://www.libee.org/";
     description = "An Event Expression Library inspired by CEE";
-    platforms = lib.platforms.unix;
+    homepage = "http://www.libee.org/";
     license = lib.licenses.lgpl21Plus;
+    mainProgram = "libee-convert";
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/libexttextcat/default.nix b/pkgs/development/libraries/libexttextcat/default.nix
index c315379d92c..39369c5c3b6 100644
--- a/pkgs/development/libraries/libexttextcat/default.nix
+++ b/pkgs/development/libraries/libexttextcat/default.nix
@@ -12,7 +12,8 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     description = "An N-Gram-Based Text Categorization library primarily intended for language guessing";
     homepage = "https://wiki.documentfoundation.org/Libexttextcat";
-    platforms = platforms.all;
     license = licenses.bsd3;
+    mainProgram = "createfp";
+    platforms = platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/libiconv/default.nix b/pkgs/development/libraries/libiconv/default.nix
index 35d01cd3e82..5be5ecfd82e 100644
--- a/pkgs/development/libraries/libiconv/default.nix
+++ b/pkgs/development/libraries/libiconv/default.nix
@@ -50,6 +50,7 @@ stdenv.mkDerivation rec {
     license = lib.licenses.lgpl2Plus;
 
     maintainers = [ ];
+    mainProgram = "iconv";
 
     # This library is not needed on GNU platforms.
     hydraPlatforms = with lib.platforms; cygwin ++ darwin ++ freebsd;
diff --git a/pkgs/development/libraries/libirecovery/default.nix b/pkgs/development/libraries/libirecovery/default.nix
index 6a2f926d79e..c10d46577ff 100644
--- a/pkgs/development/libraries/libirecovery/default.nix
+++ b/pkgs/development/libraries/libirecovery/default.nix
@@ -39,16 +39,17 @@ stdenv.mkDerivation rec {
   ];
 
   meta = with lib; {
-    homepage = "https://github.com/libimobiledevice/libirecovery";
     description = "Library and utility to talk to iBoot/iBSS via USB on Mac OS X, Windows, and Linux";
     longDescription = ''
       libirecovery is a cross-platform library which implements communication to
       iBoot/iBSS found on Apple's iOS devices via USB. A command-line utility is also
       provided.
     '';
+    homepage = "https://github.com/libimobiledevice/libirecovery";
     license = licenses.lgpl21;
+    maintainers = with maintainers; [ nh2 ];
+    mainProgram = "irecovery";
     # Upstream description says it works on more platforms, but packager hasn't tried that yet
     platforms = platforms.linux ++ platforms.darwin;
-    maintainers = with maintainers; [ nh2 ];
   };
 }
diff --git a/pkgs/development/libraries/liblognorm/default.nix b/pkgs/development/libraries/liblognorm/default.nix
index af4190f9683..184d9932eb2 100644
--- a/pkgs/development/libraries/liblognorm/default.nix
+++ b/pkgs/development/libraries/liblognorm/default.nix
@@ -15,9 +15,10 @@ stdenv.mkDerivation rec {
   configureFlags = [ "--enable-regexp" ];
 
   meta = with lib; {
-    homepage = "https://www.liblognorm.com/";
     description = "Help to make sense out of syslog data, or, actually, any event data that is present in text form";
+    homepage = "https://www.liblognorm.com/";
     license = licenses.lgpl21;
+    mainProgram = "lognormalizer";
     platforms = platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/libmaxminddb/default.nix b/pkgs/development/libraries/libmaxminddb/default.nix
index 1c15519aaff..855296bddb4 100644
--- a/pkgs/development/libraries/libmaxminddb/default.nix
+++ b/pkgs/development/libraries/libmaxminddb/default.nix
@@ -13,7 +13,8 @@ stdenv.mkDerivation rec {
     description = "C library for working with MaxMind geolocation DB files";
     homepage = "https://github.com/maxmind/libmaxminddb";
     license = licenses.asl20;
-    platforms = platforms.all;
     maintainers = [ maintainers.vcunat ];
+    mainProgram = "mmdblookup";
+    platforms = platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/libnatpmp/default.nix b/pkgs/development/libraries/libnatpmp/default.nix
index 54177ad559d..f718170fc76 100644
--- a/pkgs/development/libraries/libnatpmp/default.nix
+++ b/pkgs/development/libraries/libnatpmp/default.nix
@@ -22,10 +22,11 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with lib; {
-    homepage = "http://miniupnp.free.fr/libnatpmp.html";
     description = "NAT-PMP client";
+    homepage = "http://miniupnp.free.fr/libnatpmp.html";
     license = licenses.bsd3;
     maintainers = with maintainers; [ orivej ];
+    mainProgram = "natpmpc";
     platforms = platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/libnotify/default.nix b/pkgs/development/libraries/libnotify/default.nix
index d3b857d7673..eb89fa124c4 100644
--- a/pkgs/development/libraries/libnotify/default.nix
+++ b/pkgs/development/libraries/libnotify/default.nix
@@ -61,10 +61,11 @@ stdenv.mkDerivation rec {
   };
 
   meta = with lib; {
-    homepage = "https://gitlab.gnome.org/GNOME/libnotify";
     description = "A library that sends desktop notifications to a notification daemon";
-    platforms = platforms.unix;
-    maintainers = teams.gnome.members;
+    homepage = "https://gitlab.gnome.org/GNOME/libnotify";
     license = licenses.lgpl21;
+    maintainers = teams.gnome.members;
+    mainProgram = "notify-send";
+    platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/libpostal/default.nix b/pkgs/development/libraries/libpostal/default.nix
index 6b616a61d51..30c7af9ccc5 100644
--- a/pkgs/development/libraries/libpostal/default.nix
+++ b/pkgs/development/libraries/libpostal/default.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
     homepage = "https://github.com/openvenues/libpostal";
     license = licenses.mit;
     maintainers = [ maintainers.Thra11 ];
+    mainProgram = "libpostal_data";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/libpsl/default.nix b/pkgs/development/libraries/libpsl/default.nix
index 0a710d648fb..fc85f537591 100644
--- a/pkgs/development/libraries/libpsl/default.nix
+++ b/pkgs/development/libraries/libpsl/default.nix
@@ -85,7 +85,8 @@ in stdenv.mkDerivation rec {
     homepage = "https://rockdaboot.github.io/libpsl/";
     changelog = "https://raw.githubusercontent.com/rockdaboot/${pname}/${pname}-${version}/NEWS";
     license = licenses.mit;
-    platforms = platforms.unix;
     maintainers = [ maintainers.c0bw3b ];
+    mainProgram = "psl";
+    platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/libqalculate/default.nix b/pkgs/development/libraries/libqalculate/default.nix
index ddaa6ae3e1d..afc2313df7a 100644
--- a/pkgs/development/libraries/libqalculate/default.nix
+++ b/pkgs/development/libraries/libqalculate/default.nix
@@ -41,8 +41,9 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     description = "An advanced calculator library";
     homepage = "http://qalculate.github.io";
-    maintainers = with maintainers; [ gebner doronbehar ];
     license = licenses.gpl2Plus;
+    maintainers = with maintainers; [ gebner doronbehar ];
+    mainProgram = "qalc";
     platforms = platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/libroxml/default.nix b/pkgs/development/libraries/libroxml/default.nix
index 71d78a8b8e5..647e4c188a0 100644
--- a/pkgs/development/libraries/libroxml/default.nix
+++ b/pkgs/development/libraries/libroxml/default.nix
@@ -10,10 +10,11 @@ stdenv.mkDerivation rec {
   };
 
   meta = with lib; {
-    homepage = "https://www.libroxml.net/";
     description = "This library is minimum, easy-to-use, C implementation for xml file parsing";
+    homepage = "https://www.libroxml.net/";
     license = licenses.lgpl3;
-    platforms = platforms.unix;
     maintainers = with maintainers; [ mpickering ];
+    mainProgram = "roxml";
+    platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/librsvg/default.nix b/pkgs/development/libraries/librsvg/default.nix
index b0935441384..6ef67af4b19 100644
--- a/pkgs/development/libraries/librsvg/default.nix
+++ b/pkgs/development/libraries/librsvg/default.nix
@@ -146,6 +146,7 @@ stdenv.mkDerivation rec {
     homepage = "https://wiki.gnome.org/Projects/LibRsvg";
     license = licenses.lgpl2Plus;
     maintainers = teams.gnome.members;
+    mainProgram = "rsvg-convert";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/librsync/default.nix b/pkgs/development/libraries/librsync/default.nix
index a0248e774b7..0594e9e6e20 100644
--- a/pkgs/development/libraries/librsync/default.nix
+++ b/pkgs/development/libraries/librsync/default.nix
@@ -17,9 +17,10 @@ stdenv.mkDerivation rec {
   dontStrip = stdenv.hostPlatform != stdenv.buildPlatform;
 
   meta = with lib; {
+    description = "Implementation of the rsync remote-delta algorithm";
     homepage = "http://librsync.sourceforge.net/";
     license = licenses.lgpl2Plus;
-    description = "Implementation of the rsync remote-delta algorithm";
+    mainProgram = "rdiff";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/libsecret/default.nix b/pkgs/development/libraries/libsecret/default.nix
index 95e2c69e4c7..b04012cec28 100644
--- a/pkgs/development/libraries/libsecret/default.nix
+++ b/pkgs/development/libraries/libsecret/default.nix
@@ -110,6 +110,7 @@ stdenv.mkDerivation rec {
     description = "A library for storing and retrieving passwords and other secrets";
     homepage = "https://wiki.gnome.org/Projects/Libsecret";
     license = lib.licenses.lgpl21Plus;
+    mainProgram = "secret-tool";
     inherit (glib.meta) platforms maintainers;
   };
 }
diff --git a/pkgs/development/libraries/libshout/default.nix b/pkgs/development/libraries/libshout/default.nix
index e231fb0ed6e..07025b26eea 100644
--- a/pkgs/development/libraries/libshout/default.nix
+++ b/pkgs/development/libraries/libshout/default.nix
@@ -29,6 +29,7 @@ stdenv.mkDerivation rec {
     homepage = "https://www.icecast.org";
     license = lib.licenses.gpl2;
     maintainers = with lib.maintainers; [ jcumming ];
+    mainProgram = "shout";
     platforms = with lib.platforms; unix;
   };
 }
diff --git a/pkgs/development/libraries/libu2f-host/default.nix b/pkgs/development/libraries/libu2f-host/default.nix
index 3be758c906f..9acbaa47906 100644
--- a/pkgs/development/libraries/libu2f-host/default.nix
+++ b/pkgs/development/libraries/libu2f-host/default.nix
@@ -24,9 +24,10 @@ stdenv.mkDerivation rec {
   doCheck = true;
 
   meta = with lib; {
-    homepage = "https://developers.yubico.com/libu2f-host";
     description = "A C library and command-line tool that implements the host-side of the U2F protocol";
+    homepage = "https://developers.yubico.com/libu2f-host";
     license = with licenses; [ gpl3Plus lgpl21Plus ];
+    mainProgram = "u2f-host";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/libubox/default.nix b/pkgs/development/libraries/libubox/default.nix
index 9261d1b81ba..bb49ad4472c 100644
--- a/pkgs/development/libraries/libubox/default.nix
+++ b/pkgs/development/libraries/libubox/default.nix
@@ -19,7 +19,8 @@ stdenv.mkDerivation {
     description = "C utility functions for OpenWrt";
     homepage = "https://git.openwrt.org/?p=project/libubox.git;a=summary";
     license = licenses.isc;
-    platforms = platforms.all;
     maintainers = with maintainers; [ fpletz ];
+    mainProgram = "jshn";
+    platforms = platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/libvmaf/default.nix b/pkgs/development/libraries/libvmaf/default.nix
index a58f816e8af..e7add08871a 100644
--- a/pkgs/development/libraries/libvmaf/default.nix
+++ b/pkgs/development/libraries/libvmaf/default.nix
@@ -21,12 +21,13 @@ stdenv.mkDerivation rec {
   doCheck = false;
 
   meta = with lib; {
-    homepage = "https://github.com/Netflix/vmaf";
     description = "Perceptual video quality assessment based on multi-method fusion (VMAF)";
+    homepage = "https://github.com/Netflix/vmaf";
     changelog = "https://github.com/Netflix/vmaf/raw/v${version}/CHANGELOG.md";
-    platforms = platforms.unix;
     license = licenses.bsd2Patent;
     maintainers = [ maintainers.cfsmp3 maintainers.marsam ];
+    mainProgram = "vmaf";
+    platforms = platforms.unix;
   };
 
 }
diff --git a/pkgs/development/libraries/libxkbcommon/default.nix b/pkgs/development/libraries/libxkbcommon/default.nix
index 7bcc62af6ec..5c632009bee 100644
--- a/pkgs/development/libraries/libxkbcommon/default.nix
+++ b/pkgs/development/libraries/libxkbcommon/default.nix
@@ -61,6 +61,7 @@ stdenv.mkDerivation rec {
     changelog = "https://github.com/xkbcommon/libxkbcommon/blob/xkbcommon-${version}/NEWS";
     license = licenses.mit;
     maintainers = with maintainers; [ primeos ttuegel ];
+    mainProgram = "xkbcli";
     platforms = with platforms; unix;
   };
 }
diff --git a/pkgs/development/libraries/libxkbcommon/libxkbcommon_7.nix b/pkgs/development/libraries/libxkbcommon/libxkbcommon_7.nix
index 539fca7456b..6578a86e35b 100644
--- a/pkgs/development/libraries/libxkbcommon/libxkbcommon_7.nix
+++ b/pkgs/development/libraries/libxkbcommon/libxkbcommon_7.nix
@@ -28,6 +28,7 @@ stdenv.mkDerivation rec {
     homepage = "https://xkbcommon.org";
     license = licenses.mit;
     maintainers = with maintainers; [ ttuegel ];
+    mainProgram = "xkbcli";
     platforms = with platforms; unix;
   };
 }
diff --git a/pkgs/development/libraries/libxls/default.nix b/pkgs/development/libraries/libxls/default.nix
index 43c96027d08..8ba48e15f22 100644
--- a/pkgs/development/libraries/libxls/default.nix
+++ b/pkgs/development/libraries/libxls/default.nix
@@ -27,7 +27,8 @@ stdenv.mkDerivation rec {
     description = "Extract Cell Data From Excel xls files";
     homepage = "https://github.com/libxls/libxls";
     license = licenses.bsd2;
-    platforms = platforms.unix;
     maintainers = with maintainers; [ abbradar ];
+    mainProgram = "xls2csv";
+    platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/libykneomgr/default.nix b/pkgs/development/libraries/libykneomgr/default.nix
index 7f314410667..d0fc1cfd9fb 100644
--- a/pkgs/development/libraries/libykneomgr/default.nix
+++ b/pkgs/development/libraries/libykneomgr/default.nix
@@ -17,9 +17,10 @@ stdenv.mkDerivation rec {
   ];
 
   meta = with lib; {
-    homepage = "https://developers.yubico.com/libykneomgr";
     description = "A C library to interact with the CCID-part of the Yubikey NEO";
+    homepage = "https://developers.yubico.com/libykneomgr";
     license = licenses.bsd3;
+    mainProgram = "ykneomgr";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/matio/default.nix b/pkgs/development/libraries/matio/default.nix
index 7a227e57560..1805de0264c 100644
--- a/pkgs/development/libraries/matio/default.nix
+++ b/pkgs/development/libraries/matio/default.nix
@@ -9,9 +9,10 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "A C library for reading and writing Matlab MAT files";
+    homepage = "http://matio.sourceforge.net/";
     license = licenses.bsd2;
-    platforms = platforms.all;
     maintainers = [ maintainers.vbgl ];
-    homepage = "http://matio.sourceforge.net/";
+    mainProgram = "matdump";
+    platforms = platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/md4c/default.nix b/pkgs/development/libraries/md4c/default.nix
index 2ad77b2d2fd..6504d99af3e 100644
--- a/pkgs/development/libraries/md4c/default.nix
+++ b/pkgs/development/libraries/md4c/default.nix
@@ -29,7 +29,6 @@ stdenv.mkDerivation rec {
   ];
 
   meta = with lib; {
-    homepage = "https://github.com/mity/md4c";
     description = "Markdown parser made in C";
     longDescription = ''
       MD4C is Markdown parser implementation in C, with the following features:
@@ -58,8 +57,10 @@ stdenv.mkDerivation rec {
         "Unicode"). See more details below.
       - Permissive license: MD4C is available under the MIT license.
     '';
+    homepage = "https://github.com/mity/md4c";
     license = licenses.mit;
     maintainers = with maintainers; [ AndersonTorres ];
+    mainProgram = "md2html";
     platforms = platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/mongoc/default.nix b/pkgs/development/libraries/mongoc/default.nix
index e9779cf0a05..8b5753b3aca 100644
--- a/pkgs/development/libraries/mongoc/default.nix
+++ b/pkgs/development/libraries/mongoc/default.nix
@@ -19,8 +19,9 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "The official C client library for MongoDB";
-    homepage = "https://github.com/mongodb/mongo-c-driver";
+    homepage = "http://mongoc.org";
     license = licenses.asl20;
+    mainProgram = "mongoc-stat";
     platforms = platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/nanomsg/default.nix b/pkgs/development/libraries/nanomsg/default.nix
index 49a93abd7fb..2bc86edef70 100644
--- a/pkgs/development/libraries/nanomsg/default.nix
+++ b/pkgs/development/libraries/nanomsg/default.nix
@@ -17,6 +17,7 @@ stdenv.mkDerivation rec {
     description= "Socket library that provides several common communication patterns";
     homepage = "https://nanomsg.org/";
     license = licenses.mit;
+    mainProgram = "nanocat";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/ndpi/default.nix b/pkgs/development/libraries/ndpi/default.nix
index 2e8a997299f..b798320c691 100644
--- a/pkgs/development/libraries/ndpi/default.nix
+++ b/pkgs/development/libraries/ndpi/default.nix
@@ -36,6 +36,7 @@ stdenv.mkDerivation rec {
     homepage = "https://www.ntop.org/products/deep-packet-inspection/ndpi/";
     license = with licenses; [ lgpl3Plus bsd3 ];
     maintainers = with maintainers; [ takikawa ];
+    mainProgram = "ndpiReader";
     platforms = with platforms; unix;
   };
 }
diff --git a/pkgs/development/libraries/pe-parse/default.nix b/pkgs/development/libraries/pe-parse/default.nix
index 445188bd0d9..76ee7febfe7 100644
--- a/pkgs/development/libraries/pe-parse/default.nix
+++ b/pkgs/development/libraries/pe-parse/default.nix
@@ -22,7 +22,8 @@ stdenv.mkDerivation rec {
     description = "A principled, lightweight parser for Windows portable executable files";
     homepage = "https://github.com/trailofbits/pe-parse";
     license = licenses.mit;
-    platforms = platforms.unix;
     maintainers = with maintainers; [ arturcygan ];
+    mainProgram = "dump-pe";
+    platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/precice/default.nix b/pkgs/development/libraries/precice/default.nix
index ba35a55d920..e700a5f9f11 100644
--- a/pkgs/development/libraries/precice/default.nix
+++ b/pkgs/development/libraries/precice/default.nix
@@ -25,10 +25,11 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "preCICE stands for Precise Code Interaction Coupling Environment";
-    license = with lib.licenses; [ gpl3 ];
     homepage = "https://precice.org/";
-    platforms = lib.platforms.unix;
+    license = with lib.licenses; [ gpl3 ];
     maintainers = with lib.maintainers; [ Scriptkiddi ];
+    mainProgram = "binprecice";
+    platforms = lib.platforms.unix;
   };
 }
 
diff --git a/pkgs/development/libraries/proj-datumgrid/default.nix b/pkgs/development/libraries/proj-datumgrid/default.nix
index 8251a17a83c..2593c04fa15 100644
--- a/pkgs/development/libraries/proj-datumgrid/default.nix
+++ b/pkgs/development/libraries/proj-datumgrid/default.nix
@@ -26,7 +26,8 @@ stdenv.mkDerivation rec {
     description = "Repository for proj datum grids";
     homepage = "https://proj4.org";
     license = licenses.mit;
-    platforms = platforms.linux ++ platforms.darwin;
     maintainers = with maintainers; [ ];
+    mainProgram = "nad2bin";
+    platforms = platforms.linux ++ platforms.darwin;
   };
 }
diff --git a/pkgs/development/libraries/protobuf/generic-v3.nix b/pkgs/development/libraries/protobuf/generic-v3.nix
index 6867940d1f2..130f681d849 100644
--- a/pkgs/development/libraries/protobuf/generic-v3.nix
+++ b/pkgs/development/libraries/protobuf/generic-v3.nix
@@ -48,9 +48,10 @@ mkProtobufDerivation = buildProtobuf: stdenv: stdenv.mkDerivation {
         yet extensible format. Google uses Protocol Buffers for almost all of
         its internal RPC protocols and file formats.
       '';
+    homepage = "https://developers.google.com/protocol-buffers/";
     license = lib.licenses.bsd3;
+    mainProgram = "protoc";
     platforms = lib.platforms.unix;
-    homepage = "https://developers.google.com/protocol-buffers/";
   };
 
   passthru.version = version;
diff --git a/pkgs/development/libraries/rnnoise/default.nix b/pkgs/development/libraries/rnnoise/default.nix
index ad587f0f583..af4fcf30153 100644
--- a/pkgs/development/libraries/rnnoise/default.nix
+++ b/pkgs/development/libraries/rnnoise/default.nix
@@ -18,10 +18,11 @@ stdenv.mkDerivation (rec {
   '';
 
   meta = with lib; {
-    homepage = "https://people.xiph.org/~jm/demo/rnnoise/";
     description = "Recurrent neural network for audio noise reduction";
+    homepage = "https://people.xiph.org/~jm/demo/rnnoise/";
     license = licenses.bsd3;
     maintainers = [ maintainers.nh2 ];
+    mainProgram = "rnnoise_demo";
     platforms = platforms.all;
   };
 })
diff --git a/pkgs/development/libraries/science/math/cliquer/default.nix b/pkgs/development/libraries/science/math/cliquer/default.nix
index 0d8bafffb44..fd89ede1efb 100644
--- a/pkgs/development/libraries/science/math/cliquer/default.nix
+++ b/pkgs/development/libraries/science/math/cliquer/default.nix
@@ -22,8 +22,6 @@ stdenv.mkDerivation rec {
   ];
 
   meta = with lib; {
-    homepage = "https://users.aalto.fi/~pat/cliquer.html";
-    downloadPage = src.meta.homepage; # autocliquer
     description = "Routines for clique searching";
     longDescription = ''
       Cliquer is a set of C routines for finding cliques in an arbitrary weighted graph.
@@ -31,8 +29,11 @@ stdenv.mkDerivation rec {
       It is designed with the aim of being efficient while still being flexible and
       easy to use.
     '';
+    homepage = "https://users.aalto.fi/~pat/cliquer.html";
+    downloadPage = src.meta.homepage; # autocliquer
     license = licenses.gpl2Plus;
     maintainers = teams.sage.members;
+    mainProgram = "cl";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/science/math/flintqs/default.nix b/pkgs/development/libraries/science/math/flintqs/default.nix
index c956eae4f71..c5426ed67fc 100644
--- a/pkgs/development/libraries/science/math/flintqs/default.nix
+++ b/pkgs/development/libraries/science/math/flintqs/default.nix
@@ -30,10 +30,11 @@ stdenv.mkDerivation rec {
   doCheck = true;
 
   meta = with lib; {
-    homepage = "https://github.com/sagemath/FlintQS";
     description = "Highly optimized multi-polynomial quadratic sieve for integer factorization";
+    homepage = "https://github.com/sagemath/FlintQS";
     license = with licenses; [ gpl2 ];
     maintainers = teams.sage.members;
+    mainProgram = "QuadraticSieve";
     platforms = platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/serd/default.nix b/pkgs/development/libraries/serd/default.nix
index 82237ef1434..1a1f3475c35 100644
--- a/pkgs/development/libraries/serd/default.nix
+++ b/pkgs/development/libraries/serd/default.nix
@@ -14,10 +14,11 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkg-config python3 wafHook ];
 
   meta = with lib; {
-    homepage = "http://drobilla.net/software/serd";
     description = "A lightweight C library for RDF syntax which supports reading and writing Turtle and NTriples";
+    homepage = "http://drobilla.net/software/serd";
     license = licenses.mit;
     maintainers = [ maintainers.goibhniu ];
+    mainProgram = "serdi";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/silgraphite/graphite2.nix b/pkgs/development/libraries/silgraphite/graphite2.nix
index ea1bb493683..9255889c694 100644
--- a/pkgs/development/libraries/silgraphite/graphite2.nix
+++ b/pkgs/development/libraries/silgraphite/graphite2.nix
@@ -44,8 +44,10 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "An advanced font engine";
+    homepage = "https://graphite.sil.org/";
+    license = licenses.lgpl21;
     maintainers = [ maintainers.raskin ];
+    mainProgram = "gr2fonttest";
     platforms = platforms.unix;
-    license = licenses.lgpl21;
   };
 }
diff --git a/pkgs/development/libraries/slang/default.nix b/pkgs/development/libraries/slang/default.nix
index fe32076858a..53d69a7e549 100644
--- a/pkgs/development/libraries/slang/default.nix
+++ b/pkgs/development/libraries/slang/default.nix
@@ -84,6 +84,7 @@ stdenv.mkDerivation rec {
     homepage = "http://www.jedsoft.org/slang/";
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ AndersonTorres ];
+    mainProgram = "slsh";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/soundtouch/default.nix b/pkgs/development/libraries/soundtouch/default.nix
index b29095f7e19..b03a7cc0722 100644
--- a/pkgs/development/libraries/soundtouch/default.nix
+++ b/pkgs/development/libraries/soundtouch/default.nix
@@ -21,7 +21,8 @@ stdenv.mkDerivation rec {
     description = "A program and library for changing the tempo, pitch and playback rate of audio";
     homepage = "https://www.surina.net/soundtouch/";
     license = licenses.lgpl21Plus;
-    platforms = platforms.all;
     maintainers = with maintainers; [ orivej ];
+    mainProgram = "soundstretch";
+    platforms = platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/sqlite/tools.nix b/pkgs/development/libraries/sqlite/tools.nix
index ebb887ffa01..73ce1c35f50 100644
--- a/pkgs/development/libraries/sqlite/tools.nix
+++ b/pkgs/development/libraries/sqlite/tools.nix
@@ -2,7 +2,7 @@
 
 let
   archiveVersion = import ./archive-version.nix lib;
-  mkTool = { pname, makeTarget, description, homepage }: stdenv.mkDerivation rec {
+  mkTool = { pname, makeTarget, description, homepage, mainProgram }: stdenv.mkDerivation rec {
     inherit pname;
     version = "3.38.2";
 
@@ -20,7 +20,7 @@ let
     installPhase = "install -Dt $out/bin ${makeTarget}";
 
     meta = with lib; {
-      inherit description homepage;
+      inherit description homepage mainProgram;
       downloadPage = "http://sqlite.org/download.html";
       license = licenses.publicDomain;
       maintainers = with maintainers; [ johnazoidberg ];
@@ -34,11 +34,13 @@ in
     makeTarget = "sqldiff";
     description = "A tool that displays the differences between SQLite databases";
     homepage = "https://www.sqlite.org/sqldiff.html";
+    mainProgram = "sqldiff";
   };
   sqlite-analyzer = mkTool {
     pname = "sqlite-analyzer";
     makeTarget = "sqlite3_analyzer";
     description = "A tool that shows statistics about SQLite databases";
     homepage = "https://www.sqlite.org/sqlanalyze.html";
+    mainProgram = "sqlite3_analyzer";
   };
 }
diff --git a/pkgs/development/libraries/stxxl/default.nix b/pkgs/development/libraries/stxxl/default.nix
index 391424ee2c9..499532092f0 100644
--- a/pkgs/development/libraries/stxxl/default.nix
+++ b/pkgs/development/libraries/stxxl/default.nix
@@ -38,6 +38,7 @@ stdenv.mkDerivation rec {
     homepage = "https://github.com/stxxl/stxxl";
     license = licenses.boost;
     maintainers = with maintainers; [ ];
+    mainProgram = "stxxl_tool";
     platforms = platforms.all;
   };
 }
diff --git a/pkgs/development/libraries/tecla/default.nix b/pkgs/development/libraries/tecla/default.nix
index 11918d76da6..7163f24815c 100644
--- a/pkgs/development/libraries/tecla/default.nix
+++ b/pkgs/development/libraries/tecla/default.nix
@@ -15,10 +15,10 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
-    homepage = "https://www.astro.caltech.edu/~mcs/tecla/";
     description = "Command-line editing library";
+    homepage = "https://www.astro.caltech.edu/~mcs/tecla/";
     license = "as-is";
-
+    mainProgram = "enhance";
     platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/tre/default.nix b/pkgs/development/libraries/tre/default.nix
index 9ac026ee94b..8cd0faf4867 100644
--- a/pkgs/development/libraries/tre/default.nix
+++ b/pkgs/development/libraries/tre/default.nix
@@ -18,7 +18,8 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Lightweight and robust POSIX compliant regexp matching library";
     homepage = "https://laurikari.net/tre/";
-    platforms = lib.platforms.unix;
     license = lib.licenses.bsd2;
+    mainProgram = "agrep";
+    platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/uriparser/default.nix b/pkgs/development/libraries/uriparser/default.nix
index 28eea052517..c39fdb03e89 100644
--- a/pkgs/development/libraries/uriparser/default.nix
+++ b/pkgs/development/libraries/uriparser/default.nix
@@ -20,14 +20,15 @@ stdenv.mkDerivation rec {
   doCheck = stdenv.buildPlatform == stdenv.hostPlatform;
 
   meta = with lib; {
-    homepage = "https://uriparser.github.io/";
     description = "Strictly RFC 3986 compliant URI parsing library";
     longDescription = ''
       uriparser is a strictly RFC 3986 compliant URI parsing and handling library written in C.
       API documentation is available on uriparser website.
     '';
+    homepage = "https://uriparser.github.io/";
     license = licenses.bsd3;
-    platforms = platforms.unix;
     maintainers = with maintainers; [ bosu ];
+    mainProgram = "uriparse";
+    platforms = platforms.unix;
   };
 }
diff --git a/pkgs/development/libraries/xmlsec/default.nix b/pkgs/development/libraries/xmlsec/default.nix
index 5f255751480..187e6900aa0 100644
--- a/pkgs/development/libraries/xmlsec/default.nix
+++ b/pkgs/development/libraries/xmlsec/default.nix
@@ -68,10 +68,11 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
+    description = "XML Security Library in C based on libxml2";
     homepage = "http://www.aleksey.com/xmlsec";
     downloadPage = "https://www.aleksey.com/xmlsec/download.html";
-    description = "XML Security Library in C based on libxml2";
     license = lib.licenses.mit;
+    mainProgram = "xmlsec1";
     platforms = with lib.platforms; linux ++ darwin;
   };
 }
diff --git a/pkgs/development/libraries/zlog/default.nix b/pkgs/development/libraries/zlog/default.nix
index b115cf7b675..99163ae5dc6 100644
--- a/pkgs/development/libraries/zlog/default.nix
+++ b/pkgs/development/libraries/zlog/default.nix
@@ -17,8 +17,9 @@ stdenv.mkDerivation rec {
     description= "Reliable, high-performance, thread safe, flexible, clear-model, pure C logging library";
     homepage = "https://hardysimpson.github.io/zlog/";
     license = licenses.lgpl21;
-    platforms = platforms.unix;
     maintainers = [ maintainers.matthiasbeyer ];
+    mainProgram = "zlog-chk-conf";
+    platforms = platforms.unix;
   };
 
 }