| title | developer | year | platform | | pop. |
|---|
| Galaxy of Pen & Paper | Behold Studios | 2017 | Linux | simulation role-play Fantasy | | | label | |
| Gameapi-game | author | 2012 | Linux | shooter role-play | | | label | |
| Ganon's Claim | author | 2005 | Linux | action/reflex adventure Fantasy | image | subject | label | |
| Gears of War | Epic Games | 2006 | X360 | action/reflex Science Fiction | image | subject | label | |
| Gears of War | Epic Games;People Can Fly | 2007 | Windows | action/reflex Science Fiction | image | | label | |
| Gears of War 2 | Epic Games | 2008 | X360 | action/reflex Science Fiction | image | subject | label | |
| Gears of War 3 | Epic Games | 2011 | X360 | action/reflex Science Fiction | image | | label | |
| Gee Whiz | icculus.org | 2003 | Linux | role-play Fantasy | image | | label | |
| Geepa's First Quest | author | 2003 | Linux | action/reflex adventure | image | subject | label | |
| Gem Miner: Dig Deeper | Psym Mobile | 2009 | Android | platformer manag./econ. | image | subject | label | |
| Gentrieve 2 | Phr00t | 2012 | Linux | Science Fiction | | | label | |
| Gilligan's Gold | Ocean | 1984 | ZX Spectrum | platformer | image | | label | |
| Gilligan's Gold | Ocean | 1984 | C64 | platformer | image | | label | |
| Gilligan's Gold | Ocean | 1984 | Amstrad CPC | platformer | image | | label | |
| GISH | Cryptic Sea | 2004 | Linux | platformer simulation Cartoon | image | subject | label | |
| GISH | Cryptic Sea | 2003 | Windows | platformer simulation Cartoon | image | | label | |
| GISH | Cryptic Sea | 2005 | Mac OS X | platformer simulation Cartoon | | | label | |
| Gnomoria | Robotronic Games | 2013 | Linux | simulation strategy Fantasy | | | label | |
| Gnomoria | Robotronic Games | 2013 | Windows | simulation strategy Fantasy | image | subject | label | |
| Gnomoria | Robotronic Games | 2013 | Mac OS X | simulation strategy Fantasy | | | label | |
| Gold | Wicked Software;Robtek | 1986 | C64 | maze puzzle | image | | label | |
| Gold Mine | DKTronics | 1983 | ZX Spectrum | action/reflex | image | | label | |
| Golddig | ? | ? | BSD | action/reflex maze platformer puzzle | | subject | label | |
| GoldenEye 007 | Rare | 1997 | N64 | shooter | image | subject | label | |
| GoldenEye: Source | author | 2014 | Linux | shooter | | subject | label | |
| Goldmine | Continental Software | 1984 | Memotech MTX | maze platformer | image | | label | |
| Gorched | author | 2020 | Linux | strategy turn-based | | | label | |
| Gothic | Piranha Bytes | 2001 | Windows | action/reflex role-play Fantasy | image | subject | label | |
| GRIKARUGUN | author | 2007 | Linux | shooter Science Fiction | image | subject | label | |
| Grimind | author | 2012 | Windows | platformer puzzle Horror | | | label | |
| Grimind | author | 2013 | Linux | platformer puzzle Horror | image | subject | label | |
| Gröw | author | 2012 | Linux | maze | | | label | |
| Gunmetal Arcadia Zero | Minor Key Games | 2016 | Linux | platformer Fantasy | | subject | label | |
| Gurk | Larva Labs | ? | Android | role-play turn-based | | | label | |
| Gusanos | author | ? | Linux | action/reflex shooter | | | label | |
