Grease

An example of building a clojure library for iOS with graalvm native-image.

Built with membrane.

Update - May 2026

Grease is back!

Check the #graalvm-mobile channel on the Clojurians Slack (join here) for the lastest news.

Game of Life Example

See examples/gol

Media

Watch the project in action on the Apropos Clojure Podcast.
Show Notes

Building basic test project

1. Download and update all submodules

git submodule update --init --recursive

2. Download dependencies

./scripts/download-deps

3. Install autoconf

brew install autoconf

4. Build static JDK and prep libffi

./scripts/setup

5. Build macOS native iame

./scripts/compile-shared

6. Build app

./scripts/build-shared

Example projects

Found in examples/ directory.

examples/ants - Classic ant sim
examples/gol - Game of Life
examples/objc - Objective-c interop
t3tr0s-bare - Tetris
snake - Snake

License

Copyright © 2026 Adrian

Distributed under the GPLv2 License. See LICENSE.