I transpiled Lua into wasm so that I can run in a browser. It has very little practical purpose, but I thought that it was kind of cool.

https://i.imgur.com/ErSNVoR.png

I don't know I think it could be useful. I did this a while ago:

https://github.com/nhatcher/ariana-lua

But next time I think I would like to have a language that compiles in the browser to wasm