A CHIP-8 interpreter (or emulator as people say) written in Rust and compiled in WebAssembly.
References:
https://tobiasvl.github.io/blog/write-a-chip-8-emulator/
http://devernay.free.fr/hacks/chip8/C8TECH10.HTM
Games:
https://github.com/loktar00/chip8/tree/master/roms
https://johnearnest.github.io/chip8Archive/