RetroArch - RetroArch is a frontend for emulators, game engines and media players.
FCEUX - FCEUX is a Nintendo Entertainment System (NES), Famicom, and Famicom Disk System (FDS) emulator.
mGBA - mGBA is an open source emulator of the Game Boy Advance. The goals are speed and accuracy.
Nestopia - A portable and cycle-accurate NES emulator written in C++
DeSmuME - DeSmuME is a freeware emulator for the NDS roms & Nintendo DS Lite games created by YopYop156.
ePSXe - ePSXe (enhanced PSX emulator) is an emulator of the PlayStation video game console for x86-based PC...