Multi-system, pure JavaScript (& a little AssemblyScript) emulator, with great accuracy and speed. Currently some SNES, NES, GameBoy, Master System, ZX Spectrum, and GameGear support
Emulator with mobile compatibility designed for running in pure JavaScript pre-ECMAScript 2015 (no WebAssembly). Supports Sega Genesis, 32x, Nintendo, Super Nintendo, GameBoy, GameBoy Color, GameBoy Advance, MAME and DOS.