Slightly offtop, but a cool [web-based livecoded modular synth](https://felixroos.github.io/kabelsalat/)
Cardinal runs natively, as a plugin in various formats, and in your browser. It is based on VCV Rack 2, but has a fixed (large) selection of libre-licensed modules.
"Exception thrown: Uncaught RangeError: Array buffer allocation failed" on Android Chrome.