And here is the more lightweight and flexible (in some ways) one from Wasmer, before they completely rewrote it in Rust: https://github.com/sagemathinc/JSage/t

And here is the more lightweight and flexible (in some ways) one from Wasmer, before they completely rewrote it in Rust: https://github.com/sagemathinc/JSage/tree/main/packages/wasi https://github.com/sagemathinc/JSage/tree/main/packages/wasi It took me some work to track down the old version, fix some bugs in it, and keep it going. But I personally find the old version very useful too, and if you can see from the comments that it has an interesting history.