name | games | status | region | founded | closed | activity | |
---|
O-Games |
20 | | | | | 2006/2012 | |
O&K Pasokon Kyoushitsu |
14 | | | | | 1983/1984 | |
O2 Games |
3 | | | | | 2014/2015 | |
O3 Entertainment |
5 | | | | | 2004/2007 | |
Oak Corp |
2 | | | | | 1982/1983 | |
Oasis Games |
5 | | | | | 2010/2019 | |
Oasis Software |
10 | | | | | 1983/1992 | |
Oberon Games |
3 | | | | | 2004/2006 | |
Oberon Media |
23 | | | | | 1995/2010 | |
Object Software |
3 | | | | | 2001/2002 | |
Object Vision Software |
1 | | | | | 2011/2011 | |
Obsidian Entertainment |
37 | active | US | 2003 | | 2004/2019 | http://www.obsidianent.com/ |
Obunsha |
6 | | | | | 1997/1998 | |
Ocean Media |
8 | | | | | 2010/2018 | |
Ocean |
697 | name changed | UK | 1983 | 1998 | 1983/1999 | Founded as Spectrum Games in 1983, but renamed soon into Ocean. Infogrames UK since … |
Oceanside Interactive |
3 | | | | | 2010/2011 | |
Octagon |
2 | | | | | 1996/1996 | |
Octaspire |
6 | | | | | | |
Octave |
2 | | | | | 2004/2004 | |
Octopi |
2 | | | | | 2006/2006 | |
Oddlabs |
5 | | | | | 2005/2009 | |
Oddworld Inhabitants |
20 | dead | US | 1994 | | 1997/2020 | Oddworld Inhabitants Inc. Founders: Sherry McKenna, Lorne Lanning HQ: San Luis … |
Odesta |
10 | | | | | 1982/1984 | |
Odin |
17 | | | | | 1985/1988 | |
Odyssey Software |
5 | dead | US | | | 1990/2008 | Developed games for 2 different unlicensed NES publishers in the USA. |
OeFun |
5 | | | | | 2006/2014 | |
Off the Wall Productions |
4 | | | 1990 | 1991 | 1990/1991 | |
Office Create |
9 | | | | | 1994/2015 | |
Office Koukan |
4 | | JP | | | 1990/1991 | |
Offset Software |
3 | dead | US | 2004 | 2010 | 2010/2010 | HQ: Newport Beach, California Founders: Sam McGrath, Travis Stringer, Trevor Stringer … |
OHBA-Do |
4 | | | | | 2002/2002 | |
Ohio Scientific |
52 | bought | US | 1975 | 1981 | 1977/1981 | Ohio Scientific, Inc. Ohio Scientific Instruments, Ohio Scientific of Puerto Rico … |
Oiko Entertainment |
| | FRA | | | | |
Okado |
3 | | | | | 1983/1984 | |
Old School Games |
6 | active | | | | 2013/2013 | |
OlderGames |
12 | | | | | 2002/2007 | |
Olympia |
4 | | ITA | | | 1979/1983 | |
OMC Games |
2 | | | | | 1999/1999 | |
Omega Force |
86 | active | JP | 1996 | | 1998/2017 | Division of Koei Tecmo. |
Omega Micott |
5 | | | | | 2000/2002 | |
Omega-Soft |
2 | | | | | 1983/1983 | |
Omegavision |
4 | | | | | 1990/2004 | |
Omiod |
5 | | IT | | | 2008/2014 | |
Omiya Soft |
8 | | | | | 1996/2016 | |
OMK Software |
22 | | ES | | | 1987/1996 | |
Omni Creative |
3 | | | | | 2003/2012 | |
Omni-Play |
1 | | | | | 1989/1989 | |
OmniG Software |
4 | | | | | 2004/2004 | |
Omnitrend Software |
27 | nomoregames | US | 1979 | | 1983/1993 | Stopped making games around 1993 and became a developer for communcations software … |
Omori |
10 | | | | | 1979/1983 | |