Retropie - RetroPie allows you to turn your Raspberry Pi or PC into a retro-gaming machine.
LaunchBox - LaunchBox is a portable, box-art-based games database and launcher for DOSBox, emulators, arcade cabinets, and PC Games. Download it free!
Playnite - Source code generated using layoutit.com
RetroBat - RETROBAT RetroBat is a software distribution designed for emulation and to be the easiest way to enjoy your game collection on your Windows computer.
Photon Game Manager - Photon is an advanced game launcher that is designed to make your game collection look amazing.
Lakka - Lakka is the official Linux distribution of RetroArch and the libretro ecosystem.