diff --git a/pkgs/applications/graphics/odafileconverter/default.nix b/pkgs/applications/graphics/odafileconverter/default.nix
index a74043730bf5..b99902954572 100644
--- a/pkgs/applications/graphics/odafileconverter/default.nix
+++ b/pkgs/applications/graphics/odafileconverter/default.nix
@@ -14,7 +14,7 @@ in mkDerivation {
 
   src = fetchurl {
     # NB: this URL is not stable (i.e. the underlying file and the corresponding version will change over time)
-    url = "http://web.archive.org/web/20201206221727if_/https://download.opendesign.com/guestfiles/Demo/ODAFileConverter_QT5_lnxX64_7.2dll_21.11.deb";
+    url = "https://web.archive.org/web/20201206221727if_/https://download.opendesign.com/guestfiles/Demo/ODAFileConverter_QT5_lnxX64_7.2dll_21.11.deb";
     sha256 = "10027a3ab18efd04ca75aa699ff550eca3bdfe6f7084460d3c00001bffb50070";
   };
 
diff --git a/pkgs/applications/networking/instant-messengers/blink/default.nix b/pkgs/applications/networking/instant-messengers/blink/default.nix
index 805278b4e456..ead46366cbf4 100644
--- a/pkgs/applications/networking/instant-messengers/blink/default.nix
+++ b/pkgs/applications/networking/instant-messengers/blink/default.nix
@@ -59,7 +59,7 @@ mkDerivationWith python2Packages.buildPythonApplication rec {
   '';
 
   meta = with lib; {
-    homepage = "http://icanblink.com/";
+    homepage = "https://icanblink.com/";
     description = "A state of the art, easy to use SIP client for Voice, Video and IM";
     platforms = platforms.linux;
     license = licenses.gpl3;
diff --git a/pkgs/applications/version-management/p4/default.nix b/pkgs/applications/version-management/p4/default.nix
index 602d99499810..4d3e471cca24 100644
--- a/pkgs/applications/version-management/p4/default.nix
+++ b/pkgs/applications/version-management/p4/default.nix
@@ -6,7 +6,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     # actually  https://cdist2.perforce.com/perforce/r21.2/bin.linux26x86_64/helix-core-server.tgz but upstream deletes releases
-    url = "http://web.archive.org/web/20211118024943/https://cdist2.perforce.com/perforce/r21.2/bin.linux26x86_64/helix-core-server.tgz";
+    url = "https://web.archive.org/web/20211118024943/https://cdist2.perforce.com/perforce/r21.2/bin.linux26x86_64/helix-core-server.tgz";
     sha256 = "sha256-cmIMVek4lwVYJQbW8ziABftPZ0iIoAoSpR7cKuN4I7M=";
   };
 
diff --git a/pkgs/applications/video/kodi/addons/future/default.nix b/pkgs/applications/video/kodi/addons/future/default.nix
index fcc525ef1797..0f2815fe5f99 100644
--- a/pkgs/applications/video/kodi/addons/future/default.nix
+++ b/pkgs/applications/video/kodi/addons/future/default.nix
@@ -18,7 +18,7 @@ buildKodiAddon rec {
   };
 
   meta = with lib; {
-    homepage = "http://python-future.org";
+    homepage = "https://python-future.org";
     description = "The missing compatibility layer between Python 2 and Python 3";
     license = licenses.mit;
     maintainers = teams.kodi.members;
diff --git a/pkgs/applications/window-managers/ion-3/default.nix b/pkgs/applications/window-managers/ion-3/default.nix
index 45d56194bede..30328cd7719a 100644
--- a/pkgs/applications/window-managers/ion-3/default.nix
+++ b/pkgs/applications/window-managers/ion-3/default.nix
@@ -22,7 +22,7 @@ stdenv.mkDerivation rec {
 
   meta = with lib; {
     description = "Tiling tabbed window manager designed with keyboard users in mind";
-    homepage = "http://modeemi.fi/~tuomov/ion";
+    homepage = "https://modeemi.fi/~tuomov/ion";
     platforms = with platforms; linux;
     license = licenses.lgpl21;
     maintainers = with maintainers; [ ];
diff --git a/pkgs/data/fonts/ipaexfont/default.nix b/pkgs/data/fonts/ipaexfont/default.nix
index ef914d144843..cafd3c16fd4d 100644
--- a/pkgs/data/fonts/ipaexfont/default.nix
+++ b/pkgs/data/fonts/ipaexfont/default.nix
@@ -3,7 +3,7 @@
 fetchzip {
   name = "ipaexfont-003.01";
 
-  url = "http://web.archive.org/web/20160616003021/http://dl.ipafont.ipa.go.jp/IPAexfont/IPAexfont00301.zip";
+  url = "https://web.archive.org/web/20160616003021/http://dl.ipafont.ipa.go.jp/IPAexfont/IPAexfont00301.zip";
 
   postFetch = ''
     mkdir -p $out/share/fonts
diff --git a/pkgs/data/fonts/iwona/default.nix b/pkgs/data/fonts/iwona/default.nix
index 7333c5abe358..85cf06df11fb 100644
--- a/pkgs/data/fonts/iwona/default.nix
+++ b/pkgs/data/fonts/iwona/default.nix
@@ -14,7 +14,7 @@ in fetchzip {
 
   meta = with lib; {
     description = "A two-element sans-serif typeface, created by Małgorzata Budyta";
-    homepage = "http://jmn.pl/en/kurier-i-iwona/";
+    homepage = "https://jmn.pl/en/kurier-i-iwona/";
     # "[...] GUST Font License (GFL), which is a free license, legally
     # equivalent to the LaTeX Project Public # License (LPPL), version 1.3c or
     # later." - GUST website
diff --git a/pkgs/data/fonts/quattrocento-sans/default.nix b/pkgs/data/fonts/quattrocento-sans/default.nix
index ed0411ceb9f6..0d62a866e0f0 100644
--- a/pkgs/data/fonts/quattrocento-sans/default.nix
+++ b/pkgs/data/fonts/quattrocento-sans/default.nix
@@ -5,7 +5,7 @@ let
 in fetchzip rec {
   name = "quattrocento-sans-${version}";
 
-  url = "http://web.archive.org/web/20170709124317/http://www.impallari.com/media/releases/quattrocento-sans-v${version}.zip";
+  url = "https://web.archive.org/web/20170709124317/http://www.impallari.com/media/releases/quattrocento-sans-v${version}.zip";
 
   postFetch = ''
     mkdir -p $out/share/{fonts,doc}
diff --git a/pkgs/data/fonts/quattrocento/default.nix b/pkgs/data/fonts/quattrocento/default.nix
index 3d11321cd4b2..aa23175a04d4 100644
--- a/pkgs/data/fonts/quattrocento/default.nix
+++ b/pkgs/data/fonts/quattrocento/default.nix
@@ -5,7 +5,7 @@ let
 in fetchzip rec {
   name = "quattrocento-${version}";
 
-  url = "http://web.archive.org/web/20170707001804/http://www.impallari.com/media/releases/quattrocento-v${version}.zip";
+  url = "https://web.archive.org/web/20170707001804/http://www.impallari.com/media/releases/quattrocento-v${version}.zip";
 
   postFetch = ''
     mkdir -p $out/share/{fonts,doc}
diff --git a/pkgs/data/fonts/vista-fonts-chs/default.nix b/pkgs/data/fonts/vista-fonts-chs/default.nix
index 7c5d9dbba6ea..66274c667a04 100644
--- a/pkgs/data/fonts/vista-fonts-chs/default.nix
+++ b/pkgs/data/fonts/vista-fonts-chs/default.nix
@@ -5,7 +5,7 @@ stdenvNoCC.mkDerivation {
   version = "1";
 
   src = fetchurl {
-    url = "http://web.archive.org/web/20161221192937if_/http://download.microsoft.com/download/d/6/e/d6e2ff26-5821-4f35-a18b-78c963b1535d/VistaFont_CHS.EXE";
+    url = "https://web.archive.org/web/20161221192937if_/http://download.microsoft.com/download/d/6/e/d6e2ff26-5821-4f35-a18b-78c963b1535d/VistaFont_CHS.EXE";
     # Alternative mirror:
     # http://www.eeo.cn/download/font/VistaFont_CHS.EXE
     sha256 = "1qwm30b8aq9piyqv07hv8b5bac9ms40rsdf8pwix5dyk8020i8xi";
diff --git a/pkgs/data/misc/freepats/default.nix b/pkgs/data/misc/freepats/default.nix
index 3ba5e1b61de1..4fe6a5c20fde 100644
--- a/pkgs/data/misc/freepats/default.nix
+++ b/pkgs/data/misc/freepats/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
       Freepats is a project to create a free and open set of instrument
       patches, in any format, that can be used with softsynths.
     '';
-    homepage = "http://freepats.zenvoid.org/";
+    homepage = "https://freepats.zenvoid.org/";
     license = licenses.gpl2;
     platforms = platforms.all;
     maintainers = [ maintainers.bjornfor ];
diff --git a/pkgs/development/compilers/ghcjs/8.10/stage0.nix b/pkgs/development/compilers/ghcjs/8.10/stage0.nix
index 1cb476ab0cb6..d173d5a2e557 100644
--- a/pkgs/development/compilers/ghcjs/8.10/stage0.nix
+++ b/pkgs/development/compilers/ghcjs/8.10/stage0.nix
@@ -60,7 +60,7 @@
       libraryHaskellDepends = [
         base binary bytestring containers ghc-prim ghci template-haskell
       ];
-      homepage = "http://github.com/ghcjs";
+      homepage = "https://github.com/ghcjs";
       license = lib.licenses.mit;
     }) {};
 
@@ -71,7 +71,7 @@
       version = "0.1.1.0";
       src = ./.;
       libraryHaskellDepends = [ base ghc-prim ];
-      homepage = "http://github.com/ghcjs";
+      homepage = "https://github.com/ghcjs";
       license = lib.licenses.mit;
     }) {};
 }
diff --git a/pkgs/development/misc/haskell/hasura/pool.nix b/pkgs/development/misc/haskell/hasura/pool.nix
index 48954114a4a1..c03b1fb88121 100644
--- a/pkgs/development/misc/haskell/hasura/pool.nix
+++ b/pkgs/development/misc/haskell/hasura/pool.nix
@@ -17,7 +17,7 @@ mkDerivation {
     vector
   ];
   testHaskellDepends = [ base hspec ];
-  homepage = "http://github.com/bos/pool";
+  homepage = "https://github.com/bos/pool";
   description = "A high-performance striped resource pooling implementation";
   license = lib.licenses.bsd3;
   maintainers = with lib.maintainers; [ lassulus ];
diff --git a/pkgs/games/ue4demos/default.nix b/pkgs/games/ue4demos/default.nix
index a2d114f51139..51148e42e8e1 100644
--- a/pkgs/games/ue4demos/default.nix
+++ b/pkgs/games/ue4demos/default.nix
@@ -5,7 +5,7 @@ let
     [
       # Untrusted mirrors - do not update hashes
       "https://ludios.org/mirror/ue4demos/${file}"
-      "http://web.archive.org/web/20140824192039/http://ue4linux.raxxy.com/${file}"
+      "https://web.archive.org/web/20140824192039/http://ue4linux.raxxy.com/${file}"
     ];
 
   buildDemo = { name, src }:
diff --git a/pkgs/misc/emulators/uae/default.nix b/pkgs/misc/emulators/uae/default.nix
index ebbdc667ef1e..64f311c4a8a6 100644
--- a/pkgs/misc/emulators/uae/default.nix
+++ b/pkgs/misc/emulators/uae/default.nix
@@ -5,7 +5,7 @@ stdenv.mkDerivation rec {
   version = "0.8.29";
 
   src = fetchurl {
-    url = "http://web.archive.org/web/20130905032631/http://www.amigaemulator.org/files/sources/develop/uae-${version}.tar.bz2";
+    url = "https://web.archive.org/web/20130905032631/http://www.amigaemulator.org/files/sources/develop/uae-${version}.tar.bz2";
     sha256 = "05s3cd1rd5a970s938qf4c2xm3l7f54g5iaqw56v8smk355m4qr4";
   };
 
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
   meta = {
     description = "Ultimate/Unix/Unusable Amiga Emulator";
     license = lib.licenses.gpl2Plus;
-    homepage = "http://web.archive.org/web/20130901222855/http://www.amigaemulator.org/";
+    homepage = "https://web.archive.org/web/20130901222855/http://www.amigaemulator.org/";
     maintainers = [ lib.maintainers.sander ];
     platforms = lib.platforms.linux;
   };
diff --git a/pkgs/servers/gobetween/default.nix b/pkgs/servers/gobetween/default.nix
index f429f9ad385b..c7beee4a7bf1 100644
--- a/pkgs/servers/gobetween/default.nix
+++ b/pkgs/servers/gobetween/default.nix
@@ -32,7 +32,7 @@ buildGoModule rec {
 
   meta = with lib; {
     description = "Modern & minimalistic load balancer for the Сloud era";
-    homepage = "http://gobetween.io";
+    homepage = "https://gobetween.io";
     license = licenses.mit;
     maintainers = with maintainers; [ tomberek ];
   };
diff --git a/pkgs/servers/monitoring/grafana-image-renderer/package.json b/pkgs/servers/monitoring/grafana-image-renderer/package.json
index da21f90bc9eb..dbc39a3aafcb 100644
--- a/pkgs/servers/monitoring/grafana-image-renderer/package.json
+++ b/pkgs/servers/monitoring/grafana-image-renderer/package.json
@@ -5,7 +5,7 @@
   "license": "Apache-2.0",
   "repository": {
     "type": "git",
-    "url": "http://github.com/grafana/grafana-image-renderer.git"
+    "url": "https://github.com/grafana/grafana-image-renderer.git"
   },
   "scripts": {
     "eslint": "eslint . --ext .ts",
diff --git a/pkgs/tools/archivers/unzoo/default.nix b/pkgs/tools/archivers/unzoo/default.nix
index a24b490279b7..c8fd4364ea33 100644
--- a/pkgs/tools/archivers/unzoo/default.nix
+++ b/pkgs/tools/archivers/unzoo/default.nix
@@ -35,7 +35,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with lib; {
-    homepage = "http://github.com/museoa/unzoo/";
+    homepage = "https://github.com/museoa/unzoo/";
     description = "Manipulate archives of files in Zoo compressed form";
     license = licenses.publicDomain;
     maintainers = with maintainers; [ AndersonTorres ];
diff --git a/pkgs/tools/text/qprint/default.nix b/pkgs/tools/text/qprint/default.nix
index 19f2d7b1cbd6..56f5b5becbd6 100644
--- a/pkgs/tools/text/qprint/default.nix
+++ b/pkgs/tools/text/qprint/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
-    homepage = "http://www.fourmilab.ch/webtools/qprint/";
+    homepage = "https://www.fourmilab.ch/webtools/qprint/";
     license = lib.licenses.publicDomain;
     description = "Encode and decode Quoted-Printable files";
     maintainers = [ lib.maintainers.tv ];
diff --git a/pkgs/tools/text/xml/rxp/default.nix b/pkgs/tools/text/xml/rxp/default.nix
index 5940bc6d60f9..918a491ede38 100644
--- a/pkgs/tools/text/xml/rxp/default.nix
+++ b/pkgs/tools/text/xml/rxp/default.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   meta = {
     license = lib.licenses.gpl2Plus;
     description = "A validating XML parser written in C";
-    homepage = "http://www.cogsci.ed.ac.uk/~richard/rxp.html";
+    homepage = "https://www.cogsci.ed.ac.uk/~richard/rxp.html";
     platforms = lib.platforms.unix;
   };
 }
diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index f24f8defb954..0b9e6c33083b 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -793,7 +793,7 @@ let
       rm $out/bin/wxchordpro # Wx not supported on darwin
     '';
     meta = {
-      homepage = "http://www.chordpro.org";
+      homepage = "https://www.chordpro.org";
       description = "A lyrics and chords formatting program";
       license = with lib.licenses; [ artistic1 gpl1Plus ];
     };