Fusion: A Sega Genesis emulator that works great on older computers with Windows 9x. I know some of these have been mentioned here before, But I'll go ahead and list the emulators I mainly use here. I remember having to press a certain key just to go back to the ROM loading window. People said that ZSNES was better but, I had a hard time trying to even load a ROM with it. It is one emulator I would highly recommend. I think I can recall a Chinese version of this too.
VirtuaNES - Another NES emulator, but this seemed better for the following reasons: the ability to quick save/load during gameplay and, has support for unusual mappers each time it is updated, mostly for these weird bootleg games floating about.FCEUltra - The NES emulator I used most often, and one of the best I had used.When I used to do emulation gaming years ago, I used the following: