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Company name Description Games

Optik Software, Inc.

Xixit

Optimum Resource, Inc.

Stickybear Town Builder, Car Builder

Orange Games

2 Fast 4 You

Ordilogic Systems

Unreal

Origin Systems Inc

Artificers of some of the greatest gaming franchises the world has ever known they are, and forever will be, scions of a golden age. We salute you, Origin. We salute you. Established in 1983, Origin (or Origin Systems) has become well known their Wing Commander, Ultima and Privateer titles. Acquired by Electronic Arts in the early 90's, Origin has recently been working on internet-only software, with the Ultima Online series.
Ultima 1, Ultima 3, Ultima 5, Ultima 8, 2400AD, Ultima 7 - The Black Gate, Ultima 7 - The Serpent Isle, Windwalker, Wing Commander, Ultima 6 - The False Prophet, Wing Commander 2 + Special Ops 1,2, Ultima 4 - Quest of the Avatar, Wing Commander Academy, Worlds of Ultima: The Savage Empire, Worlds of Ultima 2: Martian Dreams, System Shock, Times of Lore, Moebius, CyberMage, Space Roque, Autoduel, Omega, Knights of Legend, Bad Blood

Orion Software, Inc.

PCMan, J Bird

ORT Software

ORT Software is the company name used by Owen Thomas to sell his independently-made games.
AstroFire, TerraFire

OSP Enr.

Oracle Software Enr. (from 1990 to 1994)
Champions of Zulula, Champions of Zulula: Elite Edition

Outlaw

Dragon Lord

Ovine by Design

The Burps

Oxford Digital Enterprises Ltd.

Oxford Digital Enterprises Ltd., also known as ODE, was a software development studio founded in 1983 by David Pringle when he met Gareth Blower while working on mainframe computers. Their first program was called Macbeth and based on the play by William Shakespeare. Their first popular game was Titanic: The Recovery Mission, released in April 1986 by Electric Dreams Software and they also did Trivial Pursuit for Domark in the same year. In 1993 Oxford Digital was acquired by Empire Interactive Europe Ltd. and became Empire Oxford, an internal Empire studio. The new team included all of ODE's employees.
Team Yankee

Oxford Softworks

Oxford Softworks is a development and publishing software house based in Buckinghamshire, England. Since the very birth of the leisure software industry, the company has been developing and publishing top quality games. They are well known in their field for producing software which possesses state of the art graphics, and the very strongest Artificial Intelligence response engines.
Chess Simulator, Backgammon Royale, Complete Chess System

Ozark Softscape

Headed by Dan Bunten, also consisting of Bill Bunten, Jim Rushing, and Alan Watson. Developed M.U.L.E., Seven Cities of Gold, and Heart of Africa.
7 Cities, Command HQ, Modem Wars, Global Conquest, Robot Rascals

P. K. Winter

MQBE

P.A.S. Systems

"Plain and Simple Systems," which developed the 1992 game Maelstrom that was then published by Merit Software. Mark Vange was their director.
Maelstrom, Eight Ball Deluxe

Pacific Gameworks

Michael Jordan in Flight

Pack Media Company, Inc.

Elements

Paer J

The Simpsons: Tetris 2

Painting by Numbers, Ltd.

Impact Software Development, Ltd. (from May 18, 1988 to Mar 15, 1990)
Clive Barker's Nightbreed: The Action Game

Palace Software, Ltd.

Rad Warrior