Freeware: Neogeo

PlayNow 1.0.22Collection of hundreds of games to play on your computer. As new games are included you may update PlayNow with just one click. There's no need to install it again, because the games are automatically downloaded by PlayNow when you click to update it

RomCenter 2.71Universal rom manager. It takes care of your roms, audits and fixes them to get perfect games files to play with your emulators. More than 60000 games can be fixed. All consoles, arcade, computers and handheld are available.