LaunchBox - LaunchBox is a portable, box-art-based games database and launcher for DOSBox, emulators, arcade cabinets, and PC Games. Download it free!
RetroArch - RetroArch is a frontend for emulators, game engines and media players.
GameEx - GameEx is considered to be the most powerful and feature rich front-end for MAME, GameBase, Daphne, PC Games and all command line based game emulators, along with being a complete Home Theatre PC solution.
RetriX - RetriX is an emulator front end for UWP, on all the hardware platforms it supports: it serves the...
GamersGate - Buy and download games instantly for PC and Mac.
BSNES - bsnes is a Super Nintendo (SNES) emulator focused on performance, features, and ease of use.