Recommended Emulators for OSX

[K1ngarth3r]

Im trying to compile a list of the best emulators designed for Apple Mac OSX

System: ScummVM
Link: http://www.scummvm.org/downloads/

System: Sega Master System
Emulator: Meka
Link: http://www.smspower.org/forums/viewtopic.php?t=13308