Mesen (continuation of Mesen project)
Highly accurate multi-system emulator with powerful debugging and analysis tools. Emulates Nintendo Entertainment System/Famicom, Super Nintendo Entertainment System/Super Famicom, Game Boy, and PC-Engine/TurboGrafx-16, Sega Master System/Game Gear, Bandai WonderSwan. Runs on Windows, macOS, Linux. Licence: GPLv3.