byuu is a multi-system emulator that aims to combine the accuray of higan with the simplicity and performance of bsnes.
It currently emulates the following systems: Nintendo Entertainment System, Super Nintendo Entertainment System, Sega SG-1000, Sega Master System, Sega Genesis, NEC TurboGrafx-16, NEC SuperGrafx, MSX, MSX2, Nintendo Game Boy, Nintendo Game Boy Color, Nintendo Game Boy Advance, Sega Game Gear, Bandai WonderSwan, Bandai WonderSwan Color, Benesse Pocket Challenge V2, SNK Neo Geo Pocket, SNK Neo Geo Pocket Color.
Git is used for the development of new releases, and represents a staging environment. As byuu is rather mature, things should generally be quite stable. However, bugs will exist, regressions will occur, so proceed at your own risk.
If stability is required, please download the latest stable release from the official website.