RetroArch - RetroArch is a frontend for emulators, game engines and media players.
Gameboy.Live - basic gameboy emulator with terminal "Cloud Gaming" support
Mednafen - Mednafen is a portable, utilizing OpenGL and SDL, argument(command-line)-driven multi-system...
BGB - BGB is a GameBoy and Gameboy Color emulator and debugger for Windows and Wine
OpenEmu - Console and Arcade video game emulator for macOS.
gnuboy - Game Boy handheld game console emulator written in ANSI C