diff --git a/pkgs/by-name/ke/keycastr/package.nix b/pkgs/by-name/ke/keycastr/package.nix
new file mode 100644
index 000000000000..8259a8bb400d
--- /dev/null
+++ b/pkgs/by-name/ke/keycastr/package.nix
@@ -0,0 +1,35 @@
+{
+  stdenvNoCC,
+  lib,
+  fetchurl,
+  unzip,
+}:
+stdenvNoCC.mkDerivation (finalAttrs: {
+  pname = "keycastr";
+  version = "0.9.18";
+
+  src = fetchurl {
+    url = "https://github.com/keycastr/keycastr/releases/download/v${finalAttrs.version}/KeyCastr.app.zip";
+    hash = "sha256-q12c/W0yGoVL+wx+T/gaevx2P0Xwcv0a0FMv7bKfUnE=";
+  };
+
+  sourceRoot = ".";
+
+  nativeBuildInputs = [ unzip ];
+
+  installPhase = ''
+    runHook preInstall
+    mkdir -p $out/Applications
+    cp -r KeyCastr.app $out/Applications/
+    runHook postInstall
+  '';
+
+  meta = {
+    homepage = "https://github.com/keycastr/keycastr";
+    description = "Open-source keystroke visualizer";
+    license = lib.licenses.bsd3;
+    platforms = lib.platforms.darwin;
+    maintainers = with lib.maintainers; [ matteopacini ];
+    sourceProvenance = with lib.sourceTypes; [ binaryNativeCode ];
+  };
+})