diff --git a/users/home-manager/foo-dogsquared/default.nix b/users/home-manager/foo-dogsquared/default.nix
index 076bd285..89478c2f 100644
--- a/users/home-manager/foo-dogsquared/default.nix
+++ b/users/home-manager/foo-dogsquared/default.nix
@@ -14,17 +14,15 @@
       doom-emacs.enable = true;
       email.enable = true;
       email.thunderbird.enable = true;
-      git.enable = true;
       keys.gpg.enable = true;
       keys.ssh.enable = true;
       research.enable = true;
-      shell.enable = true;
-      terminal-multiplexer.enable = true;
       vs-code.enable = true;
     };
 
     setups = {
       desktop.enable = true;
+      development.enable = true;
       fonts.enable = true;
       music.enable = true;
     };
diff --git a/users/home-manager/foo-dogsquared/modules/default.nix b/users/home-manager/foo-dogsquared/modules/default.nix
index 088da1bf..2a25ff56 100644
--- a/users/home-manager/foo-dogsquared/modules/default.nix
+++ b/users/home-manager/foo-dogsquared/modules/default.nix
@@ -14,6 +14,7 @@
     ./programs/vs-code.nix
 
     ./setups/desktop.nix
+    ./setups/development.nix
     ./setups/fonts.nix
     ./setups/music.nix
   ];
diff --git a/users/home-manager/foo-dogsquared/modules/setups/development.nix b/users/home-manager/foo-dogsquared/modules/setups/development.nix
new file mode 100644
index 00000000..c7f727fe
--- /dev/null
+++ b/users/home-manager/foo-dogsquared/modules/setups/development.nix
@@ -0,0 +1,57 @@
+{ config, lib, pkgs, ... }:
+
+let
+  userCfg = config.users.foo-dogsquared;
+  cfg = userCfg.setups.development;
+in
+{
+  options.users.foo-dogsquared.setups.development.enable =
+    lib.mkEnableOption "foo-dogsquared's software development setup";
+
+  config = lib.mkIf cfg.enable (lib.mkMerge [
+      {
+        users.foo-dogsquared.programs = {
+          shell.enable = lib.mkDefault true;
+          git.enable = lib.mkDefault true;
+          terminal-multiplexer.enable = lib.mkDefault true;
+        };
+
+        profiles.dev = {
+          enable = true;
+          extras.enable = true;
+          coreutils-replacement.enable = true;
+          shell.enable = true;
+          servers.enable = true;
+        };
+
+        home.packages = with pkgs; [
+          cachix # Compile no more by using someone's binary cache!
+          diffoscope # Oversized caffeine grinder.
+          regex-cli # Save some face of confusion for yourself.
+          dt # Get that functional gawk.
+          recode # Convert between different encodings.
+        ];
+      }
+
+      (lib.mkIf userCfg.programs.git.enable {
+        home.packages = with pkgs; [
+          diffoscope
+        ];
+
+        programs.git.settings = {
+          config.difftool.prompt = false;
+
+          # Yeah, let's use this oversized diff tool, shall we?
+          # Also, this config is based from this tip.
+          # https://lists.reproducible-builds.org/pipermail/diffoscope/2016-April/000193.html
+          config.difftool."diffoscope".cmd = ''
+            "if [ $LOCAL = /dev/null ]; then diffoscope --new-file $REMOTE; else diffoscope $LOCAL $REMOTE; fi"
+          '';
+
+          config.difftool."diffoscope-html".cmd = ''
+            "if [ $LOCAL = /dev/null ]; then diffoscope --new-file $REMOTE --html - | cat; else diffoscope $LOCAL $REMOTE --html - | cat; fi"
+          '';
+        };
+      })
+    ]);
+}