Parsec - Streams games locally or over the internet
RetroArch - RetroArch is a frontend for emulators, game engines and media players.
Shadow - Transform any device into a supercharged gaming machine.
mGBA - mGBA is an open source emulator of the Game Boy Advance. The goals are speed and accuracy.
Moonlight-Stream.org - Moonlight allows you to stream your collection of games from your GameStream-compatible PC to any...
DeSmuME - DeSmuME is a freeware emulator for the NDS roms & Nintendo DS Lite games created by YopYop156.