Below you will find a list of emulators for specific devices:

Android

IOS

Arcade

Atari 2600

Atari 5200

Atari 7800

Atari Jaguar

Atari Lynx

Commodore64

Gameboy Advance

Gameboy Color

Macintosh

Namco System 22

Neo Geo CD

Neo Geo Pocket

Nintendo

Nintendo 64

Nintendo DS

Nintendo Game Cube

Nintendo Wii

Sega Dreamcast

Sega Genesis

Sega Saturn

Sony Playstation

Sony Playstation 2

Sony Playstation 3

Sony PSP

Super Nintendo

Xbox