diff --git a/pkgs/tools/misc/discocss/default.nix b/pkgs/tools/misc/discocss/default.nix
new file mode 100644
index 00000000000..43214c86630
--- /dev/null
+++ b/pkgs/tools/misc/discocss/default.nix
@@ -0,0 +1,27 @@
+{ stdenvNoCC, lib, fetchFromGitHub }:
+
+stdenvNoCC.mkDerivation rec {
+  pname = "discocss";
+  version = "0.1.0";
+
+  src = fetchFromGitHub {
+    owner = "mlvzk";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "1818jca3sw2ngw1n488q82w5rakx4cxgknnkmsaa0sz4h8gldfy8";
+  };
+
+  dontBuild = true;
+
+  installPhase = ''
+    install -m755 -D ./discocss $out/bin/discocss
+  '';
+
+  meta = with lib; {
+    description = "A tiny Discord css-injector";
+    homepage = "https://github.com/mlvzk/discocss";
+    license = licenses.mpl20;
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ mlvzk ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index a04b0b02f4a..e63e038a6ff 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -1808,6 +1808,8 @@ in
 
   discount = callPackage ../tools/text/discount { };
 
+  discocss = callPackage ../tools/misc/discocss { };
+
   disk-filltest = callPackage ../tools/system/disk-filltest { };
 
   diskscan = callPackage ../tools/misc/diskscan { };