The Internet Arcade is a web-based library of arcade (coin-operated) video games from the 1970s through to the 1990s, emulated in JSMAME, part of the JSMESS software package. Containing hundreds of games ranging through many different genres and styles, the Arcade provides research, comparison, and entertainment in the realm of the Video Game Arcade.

webNES is a web-based NES emulator for mobile. You can access the web app on any mobile browser. You can add ROMs via Dropbox and use the emulator while offline. The touch based controls are just as responsive as a native app.