Retro Arch is a platform for many different emulators.
It can also run on the PS3!

• MAME 0.78 (multiple arcade systems; standalone version 0.125)
• FBA Alpha (multiple systems including: Neo Geo, CPS-1, CPS-2, CPS-3, Sega System 16 and System 18)
• ProSystem (Atari 7800)
• Virtual Jaguar (Atari Jaguar)
• Handy / Mednafen Handy (Atari Lynx)
• GW (Game & Watch)
• O2EM (Odyssey 2, Videopac+)
• FCEU-MM (NES/Famicom)
• QuickNES (NES/Famicom)
• Nestopia (NES/Famicom, Nintendo Disk System)
• SNEX9x Next (SNES)
• Gambatte (Game Boy, Game Boy Color)
• Genesis Plus GX (Sega Genesis/Megadrive, Sega/Mega CD [bios required], Game Gear, SG-1000)
• Mednafen NGP (NeoGeo Pocket and Pocket Color)
• Mednafen FX (PC-FX)
• Mednafen PCE Fast (Turbo Grafx 16 / CD, PC Engine, Super Grafx) [bios required]
• Mednafen VB (Nintendo Virtual Boy)
• Mednafen WonderSwan (WonderSwan)
• NXEngine (Cave Story Engine)
• PRBoom (Doom, Doom II Engine)
• Stella (Atari 2600)
• VBA Next (Game Boy Advance)
• TyrQuake (Quake)
• VecX (Vectrex)
• 2048 (Homebrew game)*
• 81 (ZX Spectrum)*

Retroarch for PS3 is available at the Retroarch website