RetroArch - RetroArch is a frontend for emulators, game engines and media players.
Playnite - Source code generated using layoutit.com
Mesen - Mesen is a NES/Famicom emulator and NSF player.
Batocera.linux - Batocera.linux is an open-source and completely free retro-gaming distribution that can be copied to a USB stick or an SD card with the aim of turning any computer/nano computer into a gaming console during a game or permanently.
Snes9x - Snes9x is a portable, Super Nintendo Entertainment System (SNES) emulator.
OpenEmu - Console and Arcade video game emulator for macOS.