Abandonware DOS title

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

omnicron-conspiracy-06

Omnicron Conspiracy

DOS19894.1/5 adventure
ooze-01

Ooze: Creepy Nites

DOS19893/5 adventure
operation-wolf-5

Operation Wolf

DOS19894.3/5 shooter
outrun-1

OutRun

DOS19894.2/5 racing
ocean-ranger-3

Ocean Ranger

DOS19883.8/5 vehicle simulation
offshore-warrior-03

Off Shore Warrior

DOS19884/5 sports
omega-rpg-01

Omega

DOSLinux1988freeware3.8/5 rpg
1on1jb-2

One-on-One Basketball

DOS19883.7/5 sports
oligopoly-1

Oligopoly

DOS19873.3/5 strategy
Oligopoly is an abandoned turn-based strategy game designed by James Kerwin, developed by PC Design Associates and released by XOR Corporation in 1987 for DOS.
ogre-03

Ogre

DOS19864.2/5 strategy
orbiter-01

Orbiter

DOSMac OS19864.3/5 vehicle simulation
othello-03

Othello

DOS19864.1/5 strategy
operation-market-garden-01

Operation Market Garden

DOS1985protected3.7/5 strategy
oils-well-02

Oil's Well

DOS19843.4/5 action
oubliette-3

Oubliette

DOS19833.3/5 rpg