Retro Boy is a simple Game Boy emulator written in Rust that can be played on the web

Retro Boy is a cycle-accurate Game Boy emulator written in Rust. It uses wasm-pack to translate the Rust code into WebAssembly so it can be played on the web. The web frontend then uses Web Audio API and HTML Canvas for audio and graphics. It also leverages the browser's local storage to persist cartridge RAM data for battery-backed MBC cartridges. Try it here