diff --git a/pkgs/by-name/op/openrocket/package.nix b/pkgs/by-name/op/openrocket/package.nix
new file mode 100644
index 000000000000..92b179bd36f2
--- /dev/null
+++ b/pkgs/by-name/op/openrocket/package.nix
@@ -0,0 +1,71 @@
+{ lib
+, stdenvNoCC
+, fetchFromGitHub
+, ant
+, jdk17
+, makeWrapper
+}:
+
+let
+  jdk = jdk17; # Only java 17 is supported as of 23.09
+in
+stdenvNoCC.mkDerivation (finalAttrs: {
+  pname = "openrocket";
+  version = "23.09";
+
+  src = fetchFromGitHub {
+    owner = "openrocket";
+    repo = "openrocket";
+    rev = "release-${finalAttrs.version}";
+    hash = "sha256-Dg/v72N9cDG9Ko5JIcZxGxh+ClRDgf5Jq5DvQyCiYOs=";
+    fetchSubmodules = true;
+  };
+
+  nativeBuildInputs = [
+    ant
+    jdk
+    makeWrapper
+  ];
+
+  buildPhase = ''
+    runHook preBuild
+    ant
+    runHook postBuild
+  '';
+
+  doCheck = true;
+
+  checkPhase = ''
+    runHook preCheck
+    ant unittest
+    runHook postCheck
+  '';
+
+  installPhase = ''
+    runHook preInstall
+
+    sed -i "s|Icon=.*|Icon=openrocket|g" snap/gui/openrocket.desktop
+    install -Dm644 snap/gui/openrocket.desktop -t $out/share/applications
+    install -Dm644 snap/gui/openrocket.png -t $out/share/icons/hicolor/256x256/apps
+    install -Dm644 swing/build/jar/OpenRocket.jar -t $out/share/openrocket
+
+    makeWrapper ${jdk}/bin/java $out/bin/openrocket \
+        --add-flags "-jar $out/share/openrocket/OpenRocket.jar"
+
+    runHook postInstall
+  '';
+
+  meta = {
+    changelog = "https://github.com/openrocket/openrocket/releases/tag/${finalAttrs.src.rev}";
+    description = "Model-rocketry aerodynamics and trajectory simulation software";
+    homepage = "openrocket.info";
+    license = lib.licenses.gpl3Plus;
+    mainProgram = "openrocket";
+    maintainers = with lib.maintainers; [ tomasajt ];
+    platforms = jdk.meta.platforms;
+    sourceProvenance = with lib.sourceTypes; [
+      fromSource
+      binaryBytecode # source bundles dependencies as jars
+    ];
+  };
+})