kat5200 - An emulator for the Atari 5200 and 8-bit computers.Altirra - Very accurate Atari 8-bit computer (All models) and 5200 console emulator.atari800 - Atari 8-bit computer and 5200 console emulator.stella - A multi-platform Atari 2600 VCS emulator which allows you to play all of your favourite Atari 2600 games on your PC.A curated list of awesome open source emulators.