There was a wasm predecessor (by, well, me) with a bit more of the Forth flavor: https://github.com/darius/idel https://github.com/darius/idel From >20 years a

There was a wasm predecessor (by, well, me) with a bit more of the Forth flavor: https://github.com/darius/idel https://github.com/darius/idel From >20 years ago and my main regret is a failure to carry it through to be more than a demo.