diff --git a/.gitignore b/.gitignore
index 1f9567b..1f338dd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,7 @@
 *
 
+!derivations/
+
 !hosts/
 !hosts/enka/
 !hosts/cube/
diff --git a/derivations/rat.nix b/derivations/rat.nix
new file mode 100644
index 0000000..8d2dab4
--- /dev/null
+++ b/derivations/rat.nix
@@ -0,0 +1,41 @@
+{
+  stdenv,
+  lib,
+
+  bash,
+  fetchurl,
+  gnused,
+  makeWrapper,
+  opusfile,
+  sharutils,
+  sox,
+}:
+
+stdenv.mkDerivation rec {
+  pname   = "rat";
+  version = "1.1";
+
+  src = fetchurl {
+    url    = "https://github.com/Mcharlsto/rat/releases/download/${version}/rat";
+    sha256 = "sha256-93sspjvXFPocGFPeCF1AWoWYx5hI7vMltx9SQ7x25z4=";
+  };
+
+  buildInputs = [ gnused makeWrapper ];
+
+  phases = [ "installPhase" "postInstall" ];
+
+  installPhase = ''
+    mkdir -p $out/bin
+
+    cp $src $out/bin/rat
+
+    chmod +x $out/bin/rat
+
+    sed -i '1 s/^.*$/#\/usr\/bin\/env bash/' $out/bin/rat
+  '';
+
+  postInstall = ''
+    wrapProgram $out/bin/rat \
+      --prefix PATH : ${lib.makeBinPath [ sharutils opusfile sox bash ]}
+  '';
+}
diff --git a/flake.nix b/flake.nix
index 382413b..20c03c4 100644
--- a/flake.nix
+++ b/flake.nix
@@ -131,6 +131,7 @@
 
         other = {
           nuScripts = inputs.nuScripts;
+          rat       = pkgs.callPackage ./derivations/rat.nix {};
           zig       = inputs.zig.packages.${system}.master;
         };
       in defaults // other;
diff --git a/modules/packages.nix b/modules/packages.nix
index 4b13447..09b259d 100644
--- a/modules/packages.nix
+++ b/modules/packages.nix
@@ -45,6 +45,7 @@
   fractal
   qbittorrent
   thunderbird
+  upkgs.rat
   whatsapp-for-linux
 
   krita