Original Games We Have Clones Of
2,125 original games, released between 1962 and 2025, recreated by 3,860 open-source clones, remakes and source ports in this catalog.
Originals starting with O

OGame
OGame is a browser-based, strategy and space-themed massively multiplayer online game developed and published by Gameforge.
1 clone to play

Obsidian
Obsidian is a 1997 graphic adventure game developed by Rocket Science Games and published by SegaSoft.
1 clone to play
Octopus
This is a list of Game & Watch games released by Nintendo. Several were collected and remade as part for the Game & Watch Gallery series…
1 clone to play

Oddworld: Abe's Exoddus
Oddworld: Abe's Exoddus is a platform video game developed by Oddworld Inhabitants and published by GT Interactive.
1 clone to play

Oddworld: Abe's Oddysee
Oddworld: Abe's Oddysee is a platform video game developed by Oddworld Inhabitants and published by GT Interactive.
2 clones to play
Ogre Battle 64
Ogre Battle 64: Person of Lordly Caliber is a real-time tactical role-playing game developed by Quest Corporation.
1 clone to play

Old School RuneScape
Old School RuneScape (OSRS) is a massively multiplayer online role-playing game (MMORPG) developed and published by Jagex.
2 clones to play

Omega Race
Omega Race is a 1981 shoot 'em up video game developed and published by Midway Manufacturing for arcades.
3 clones to play

One Must Fall: 2097
One Must Fall: 2097 is a fighting video game for all IBM-compatible computers on DOS, programmed by Diversions Entertainment, published by…
1 clone to play

Oo-Topos
Oo-Topos is an interactive fiction game published by Sentient Software in 1981 for the Apple II.
2 clones to play
OpenTTD
OpenTTD is a business simulation game in which players try to earn money by transporting passengers, minerals and goods via road, rail,…
1 clone to play

Operation Stealth
Operation Stealth, also known as 007 James Bond: The Stealth Affair in the United States, is a 1990 adventure game from Delphine Software…
1 clone to play
Oregon Trail II
Oregon Trail II is an educational video game released by MECC in 1995.
1 clone to play

Osu! Tatakae! Ouendan
Osu! Tatakae! Ouendan, or Ouendan, is a rhythm video game developed by iNiS and published by Nintendo for the Nintendo DS handheld game…
2 clones to play

Otto Matic
Otto Matic is a 2001 action-adventure video game developed by Pangea Software and published by Aspyr Media for Mac OS 8, Mac OS 9 and Mac…
1 clone to play

Out Run
Out Run is a 1986 racing video game developed and published by Sega for arcades.
4 clones to play

Outcast
Outcast is an action-adventure game developed by Appeal and released by Infogrames for Windows in 1999.
1 clone to play

Outlaw
Outlaw is a 1978 shooter video game developed at Atari by David Crane.
1 clone to play

Outlaw Golf
Outlaw Golf is a series of golf video games developed by Hypnotix, that are intended for adults and mature teens.
1 clone to play

Outlaws
Outlaws is a first-person shooter video game developed and published by LucasArts for Windows, released in April 7, 1997.
2 clones to play

Outpost
Outpost is a video game developed and published by Sierra On-Line in 1994.
1 clone to play

Outpost 2
Outpost 2: Divided Destiny is a real-time strategy computer game developed by Dynamix, released in 1997 by Sierra Entertainment.
1 clone to play

Outpost Kaloki
Outpost Kaloki is a city-building video game developed by NinjaBee that places the player in the role of a manager, tasked with building a…
1 clone to play

Overgrowth
Overgrowth is an action video game released by Wolfire Games available for Microsoft Windows, macOS and Linux.
1 clone to play
Oxyd
Oxyd is a 1990 puzzle video game developed for the Atari ST and ported to the Amiga, Macintosh, MS-DOS, and NeXT by Dongleware Verlags GmbH.
1 clone to play