I recently made a command line assembler tool written in C in the early 90's run in a VSCode extension via WASI just by compiling with the WASI SDK, IMHO that's pretty cool:
(same with my home computer emulators, but those were written right from the start with the web as "just another platform" in mind: https://floooh.github.io/tiny8bit/)
https://floooh.github.io/2023/12/31/vscode-wasm-wasi.html
(same with my home computer emulators, but those were written right from the start with the web as "just another platform" in mind: https://floooh.github.io/tiny8bit/)