Found 14 software entries in Games beginning with: "O" from category: 1st Person


OpenArena (2008)
(Modified on 2020-07-13 10:35:42)

OpenArena is a free, open source and free 3D first person shooter. The first public version was released on August 19, 2005, the day after the id Tech 3 source code was released under GPLv2 and also on the last day of Quake Expo 2005. The game is...


OPSYS (2000)
(Modified on 2019-03-20 08:30:36)

Someone has broken into the Museum of the History of Cypriot Coinage and all the rare coins have mysteriously vanished. Your mission is to travel back in time with your time machine to recover all 100 missing coins. In your quest you will have the...


Orion (1988)
(Modified on 2021-07-27 21:03:53)

A "space flight simulator" vers. 1.82 from 1988 (earliest version was in 1985). Popular in education, not entertaining enough to be called a game. This runs in all Mac OS up to and including 9.2.2.

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