On-Line Entertainment
Publishers of Automayhem, Art of Kings, and Iron Wolves.

OmletteSoft, Home Of Omlette
Lord Omlette's personal homepage.

Ominous Development
Developer of Onyx Star.

Oquirrh Productions
Developers of hunting, shooting and conservation games.

Outsource Media
Offers computer games voice production in the UK, US. Services include casting, recording, post production, game developer services, and support.

Ongame e-solutions
Developer of online poker games, using Java technology.

One Man Band
Gameboy Advance and Game Cube developer. Features portfolio and client list.

OTS Software
Developer of freeware, shareware, and inexpensive retail games, including card games, puzzles, first-person shooters.