199 GAMES
Operation Market Garden
Strategic Simulations, Inc.
1985
Strategy - Wargame
Operation Sabotage
SoftSide Publications
1982
Adventure - Text
Operation Whirlwind
Brøderbund Software
1983
Operation Wolf II
Shoot'em Up! - Horizontal Scrolling
Operazione Tuono
Lindasoft
?
Shoot'em Up! - Vertical Scrolling
Orakel (Das)
Rüsselsheimer Atari-Club / Party-Games
1989
Miscellaneous
Oranges and Lemons
KJB Programs
Gambling - Slot Machine
Orb
Page 6
Shoot'em Up! - 3-D
Orb of Zarramier (The)
Futureware
1986
Adventure / Arcade - 2-D
Orb Pinball
New Atari User
Orbis Pictus - Anglictina
DP
1990
Education - Foreign Language
Orbis Pictus - Nemcina
Orbit
Orbit - A Trip to the Moon
Antic Software
Simulation - Space
Orbital Defense
[no publisher]
Orbital Simulation
West Valley Atari Users Group
Education - Chemistry / Physics
Orbits
Interface Age
1980
Orc Attack
Thorn EMI (UK)
Arcade - Miscellaneous
Creative Sparks
Orccon
Ordering Letters and Words
Centurion Industries, Inc.
Education - Reading
Ordralphabétix
Atari France
Education - Introductory
Oregon Trail (The)
Softswap
Simulation - Miscellaneous
Orgs and Ogres
JPR Software, Inc.
[unknown]
Original Adventure
LotsaBytes
Howell, Robert
Original Adventure (The)
Dynacomp
Orioles Baseball
1984
Sports - Baseball
Orion
Protocom
Orion Miner
Home Computing Weekly
Arcade - Catch'em!
Orson
1995
Brain - Logical / Puzzle
Orthocrack 1
Hatier
Education - Spelling
Orthocrack 2
Orthocrack 3
Orthographe
École Communale de Wihéries
Orto Puzzle
Sikor Soft
1996
Ortografia
Mirage Software
1991
Education - Language Arts
Osadnicy
Osmosis
Cards - Solitaire
Osotos
Inufuto
2024
Arcade - Platformer (Single Screen)
Ostatni
Counter Software
Shoot'em Up! - Miscellaneous
Österreich - Das Spiel
Austro.Com
Education - Geography
Ostfront (1941)
OTB
Gambling - Racing
Otello
Tajemnice Atari
1993
Board Game - Reversi
Othello
1981
Stack Computer Services
TAB Books
Friday Fun Software
2011
