Abandonware games beginning with letter O sorted by year, newest first

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Outbound

Windows XP/98/952001freeware3.9/5 shooter

Omikron: The Nomad Soul

Windows XP/98/951999protected3.9/5 action-adventure

Outcast

Windows XP/98/951999protected4.2/5 action-adventure

Over the Reich

Windows XP/98/95Windows 3.x19963.9/5 strategy

Operation Europe: Path to Victory 1939-45

DOS19942.5/5 strategy

Operation: Inner Space

Windows 3.x1994protecteddemo3.7/5 shooter

Operation Combat II: By Land, Sea & Air

DOS19934.1/5 strategy

One-Nil Soccer Manager is a text-based soccer management simulation game that was popular in the late 1980s and early 1990s. It was developed for various home computer systems, including DOS, Commodore 64 and Amiga. In One-Nil Soccer Manager, players take on the role of a soccer team manager, making strategic decisions to guide their team to s...

OverKill

DOS1992freeware3.9/5 shooter

Oxyd

DOS19923.9/5 puzzle

Obitus

DOS19913.5/5 rpg

Obitus is a role-playing video game developed by Psygnosis and released in 1991 for various platforms including the Amiga, Atari ST, and DOS. It combines elements of role-playing games (RPGs) and action-adventure games and is set in a fantasy world.In the game, players control the protagonist who finds themselves transported to the realm of Obitus ...