diff --git a/pkgs/by-name/op/openusage/package.nix b/pkgs/by-name/op/openusage/package.nix
new file mode 100644
index 000000000000..6d4326bc5d68
--- /dev/null
+++ b/pkgs/by-name/op/openusage/package.nix
@@ -0,0 +1,54 @@
+{
+  lib,
+  stdenvNoCC,
+  fetchurl,
+  nix-update-script,
+  undmg,
+}:
+
+stdenvNoCC.mkDerivation (finalAttrs: {
+  pname = "openusage";
+  version = "0.6.13";
+
+  # if is aarch64 download aarch64, otherwise intel
+  src =
+    if stdenvNoCC.hostPlatform.isAarch64 then
+      fetchurl {
+        url = "https://github.com/robinebers/openusage/releases/download/v${finalAttrs.version}/OpenUsage_${finalAttrs.version}_aarch64.dmg";
+        hash = "sha256-Zfv1VAJSDHFdo2R9KgZ3TN/gu2Ua9Uleq5wNXrBBEH4=";
+      }
+    else if stdenvNoCC.hostPlatform.isx86_64 then
+      fetchurl {
+        url = "https://github.com/robinebers/openusage/releases/download/v${finalAttrs.version}/OpenUsage_${finalAttrs.version}_x64.dmg";
+        hash = "sha256-tllecJOGNUDG3GwQhjeRaNrTHVK2GPzstfiT/GanZmM=";
+      }
+    else
+      throw "Unsupported architecture";
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out/Applications
+    cp -r "OpenUsage.app" $out/Applications/
+
+    runHook postInstall
+  '';
+
+  nativeBuildInputs = [ undmg ];
+  sourceRoot = ".";
+
+  dontBuild = true;
+  dontFixup = true;
+
+  passthru.updateScript = nix-update-script { };
+
+  meta = {
+    description = "Burning through your subscriptions too fast? Paying for stuff you never use? Stop guessing. OpenUsage is free and open source.";
+    homepage = "https://www.openusage.ai/";
+    changelog = "https://github.com/robinebers/openusage/releases/tag/v${finalAttrs.version}";
+    sourceProvenance = with lib.sourceTypes; [ binaryNativeCode ];
+    platforms = lib.platforms.darwin;
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ myzel394 ];
+  };
+})