| title | developer | year | platform | | pop. |
|---|
| I Am Alive | Darkworks;Ubisoft Montreal;Ubisoft Shanghai | 2012 | Windows | action/reflex | image | subject | label | |
| I Shall Remain | ? | 2012 | Windows | shooter role-play Horror | | | label | |
| I Shall Remain | Scorpion Games | 2014 | Linux | shooter role-play Horror | | | label | |
| i'm not alone | Pixel Revolution | 2010 | Windows | action/reflex adventure Fantasy | image | | label | |
| iDoom | ? | 2005 | iOS | shooter | | | label | |
| Iji | Remar Games | 2008 | Windows | action/reflex adventure Science Fiction | image | subject | label | |
| Ikari Warriors | Elite | 1986 | Amstrad CPC | shooter | image | | label | |
| Ikari Warriors | Micronics | 1986 | NES | shooter | image | subject | label | |
| Ikari Warriors II: Victory Road | Micronics | 1988 | NES | shooter Science Fiction | image | subject | label | |
| Immortal Redneck | Crema | 2017 | Linux | shooter Fantasy | | | label | |
| Immortal Redneck | Crema | 2017 | Mac OS X | shooter Fantasy | | | label | |
| Immortal Redneck | Crema | 2017 | Windows | shooter Fantasy | | | label | |
| InconSPYcuous | Cardboard Keep | 2013 | Linux | action/reflex shooter | | subject | label | |
| Indiana Jones and the Staff of Kings | A2M | 2009 | Wii | action/reflex adventure | image | | label | |
| Indiana Jones and the Staff of Kings | A2M | 2009 | PS2 | action/reflex adventure | image | | label | |
| Inescapable | Magnetic Realms | 2013 | Windows | platformer Science Fiction | image | subject | label | |
| Inescapable | Magnetic Realms | 2013 | Mac OS X | platformer Science Fiction | | | label | |
| Inescapable | Magnetic Realms | 2013 | Linux | platformer Science Fiction | | | label | |
| Infection: Last Rites | Project Nexus | 2014 | Linux | shooter | | subject | label | |
| Infernal | Metropolis | 2007 | Windows | Fantasy | image | subject | label | |
| Infiltration | Sentry Studios | 2004 | Windows | shooter | | | label | |
| Insurgency | New World Interactive | 2014 | Windows | shooter | image | | label | |
| Insurgency | New World Interactive | 2014 | Mac OS X | shooter | | | label | |
| INSURGENCY: Modern Infantry Combat | Insurgency Team | 2007 | Windows | shooter | image | | label | |
| Interstate Outlaws | author | ? | Linux | shooter | image | | label | |
| Invasion 3D | Fascination Software | 2005 | Linux | casino/cards | | subject | label | |
| Invisible, Inc. | Klei Entertainment | 2015 | Windows | strategy turn-based | image | subject | label | |
| Invisible, Inc. | Klei Entertainment | 2015 | Mac OS X | strategy turn-based | | | label | |
| Ion Fury | Voidpoint | 2019 | Windows | shooter Science Fiction | | | label | |
| Iron Grip: The Oppression | Isotx | 2006 | Windows | shooter strategy Science Fiction | | | label | |
| Iron Grip: Warlord | Isotx | 2008 | Windows | shooter strategy Science Fiction | image | subject | label | |
| Iron Storm | 4X Studios | 2002 | Windows | shooter Historical | image | | label | |
| Island Of Doom | Furry | 2013 | Linux | Science Fiction | | | label | |
| It Came From Space, and Ate Our Brains | Triangle Studios | 2013 | Linux | shooter Science Fiction | | subject | label | |
