| title | developer | year | platform | | pop. |
|---|
| Kaiketsu Yanchamaru | Tose | 1987 | NES | beat 'em up platformer | image | | label | |
| Kaiketsu Yanchamaru 2: Karakuri Land | Japan System House | 1991 | NES | beat 'em up platformer | image | | label | |
| Kamen no Ninja: Akakage | Shouei System | 1988 | NES | action/reflex platformer | image | | label | |
| Kamyran's Eye | phk.at software development | 2004 | Linux | role-play | image | | label | |
| Kamyran's Eye | phk.at software development | 2004 | BSD | role-play | | | label | |
| Kamyran's Eye 2 | phk.at software development | ? | Linux | role-play | image | | label | |
| Keith Courage in Alpha Zones | Advance Communication Company | 1988 | PC Engine | platformer Fantasy | image | subject | label | |
| Kendo Warrior | MC Lothlorien | 1989 | ZX Spectrum | beat 'em up platformer | image | | label | |
| Kendo Warrior | MC Lothlorien | 1989 | C64 | beat 'em up platformer | image | | label | |
| Kenshi | Lo-Fi Games | 2018 | Windows | action/reflex manag./econ. role-play | image | subject | label | |
| Kid Niki: Radical Ninja | Data East | ? | C128 | beat 'em up platformer | | | label | |
| Killing Floor | Tripwire Interactive;Shatterline Productions | 2009 | Windows | shooter Horror | image | subject | label | |
| Killing Floor | Tripwire Interactive;Shatterline Productions | 2010 | Mac OS X | shooter Horror | | | label | |
| Killing Floor | Shatterline Productions | 2005 | Linux | shooter Horror | | | label | |
| Killing Floor | Tripwire Interactive;Shatterline Productions | 2012 | Linux | shooter Horror | | | label | |
| Killing Floor - Toy Master | author | 2016 | Linux | shooter Horror | | | label | |
| Killing Floor 2 | Tripwire Interactive | 2015 | Linux | shooter Horror | | | label | |
| Killing Floor 2 | Tripwire Interactive | 2016 | Windows | shooter Horror | image | | label | |
| Killing Floor: Uncovered | Tripwire Interactive | 2016 | Linux | shooter Horror | | | label | |
| King Arthur | Krome Studios;Buena Vista Games | 2004 | GameCube | action/reflex Historical | image | subject | label | |
| King Arthur | Krome Studios | 2004 | PS2 | action/reflex Historical | image | | label | |
| King Arthur | Krome Studios;Buena Vista Games | 2004 | Xbox | action/reflex Historical | image | subject | label | |
| King Arthur's Gold | TransHuman Directive | 2012 | Windows | action/reflex strategy Historical | image | | label | |
| King Arthur's Gold | TransHuman Directive | 2012 | Mac OS X | action/reflex manag./econ. strategy Historical | | | label | |
| King Lucas | DevilishGames | 2016 | Linux | action/reflex platformer adventure | | | label | |
| King of Kings | Atlus | 1988 | NES | strategy role-play turn-based Fantasy | image | subject | label | |
| King Quest the 2nd | author | 2012 | Linux | action/reflex adventure Fantasy | image | | label | |
| King's Field II | From Software | 1995 | PS | role-play Fantasy | image | | label | |
| King's Field III | From Software | 1996 | PS | role-play Fantasy | image | | label | |
| Kingdom Come: Deliverance | Warhorse Studios | 2015 | Linux | action/reflex role-play | image | | label | |
| Kingdoms of Amalur: Reckoning | 38 Studios;Big Huge Games | 2012 | Windows | action/reflex role-play Fantasy | image | subject | label | |
| KISS: Psycho Circus: The Nightmare Child | Third Law Interactive | 2000 | Windows | shooter Fantasy | image | | label | |
| Knight Force | Titus | 1990 | ZX Spectrum | beat 'em up Fantasy | image | | label | |
| Knight Force | Titus | 1989 | Amiga | beat 'em up Fantasy | image | | label | |
| Knight Force | Titus | 1989 | MS-DOS | beat 'em up Fantasy | image | | label | |
| Knight Force | Titus | 1989 | Amstrad CPC | beat 'em up Fantasy | image | | label | |
| Knight Force | Titus | 1989 | Atari ST | beat 'em up Fantasy | image | | label | |
| Knight Games | English Software | 1986 | C64 | fighting sport Historical | image | | label | |
| Knight Games | English Software;U.S. Gold | 1986 | Amstrad CPC | fighting sport Historical | image | | label | |
| Knight Games | English Software | 1988 | MS-DOS | fighting sport Historical | image | subject | label | |
| Knight Online | MGame Corporation;Noah System | 2004 | Windows | role-play Fantasy | image | | label | |
| Knightmare | stuckieGAMEZ | ? | Linux | adventure role-play | | | label | |
| Knights of Pen and Paper | Behold Studios | 2012 | iOS | simulation role-play Fantasy | | | label | |
| Knights of Pen and Paper | Behold Studios | 2012 | Android | simulation role-play Fantasy | | | label | |
| Knights of Pen and Paper | Behold Studios | 2013 | Linux | simulation role-play Fantasy | | subject | label | |
| Knights of Pen and Paper | Behold Studios | 2013 | Windows | simulation role-play Fantasy | | | label | |
| Knights of Pen and Paper | Behold Studios | 2013 | Mac OS X | simulation role-play Fantasy | | | label | |
| Knights of Pen and Paper +1 | Behold Studios | 2013 | Android | simulation role-play Fantasy | | | label | |
| Knights of Pen and Paper 2 | Kyy Games | 2015 | Linux | simulation role-play Fantasy | | | label | |
| Knights of the Old Republic | Bioware | 2003 | Xbox | action/reflex role-play Fantasy | image | subject | label | |
| Knights of the Old Republic | Bioware | 2003 | Windows | role-play Fantasy | image | subject | label | |
| Knights of the Old Republic | Bioware | 2014 | Android | role-play Fantasy | | | label | |
| Knights of the Old Republic II: The Sith Lords | Obsidian Entertainment | 2004 | Xbox | action/reflex role-play Fantasy | image | subject | label | |
| Knights of the Old Republic II: The Sith Lords | Obsidian Entertainment | 2005 | Windows | role-play Fantasy | image | subject | label | |
| Knights of the Old Republic II: The Sith Lords | Aspyr Studios | 2016 | Linux | role-play Fantasy | | | label | |
| Knights of the Temple | Starbreeze Studios | 2004 | Windows | action/reflex beat 'em up Fantasy | image | | label | |
| Knights of the Temple II | Cauldron | 2006 | Windows | beat 'em up Fantasy | image | | label | |
| Konami Wai Wai World | Konami | 1988 | NES | action/reflex platformer | image | | label | |
| Kotodama: The Power of Words | Carnegie Mellon Universit | ? | Linux | edutainment role-play | | subject | label | |
| Krum | Blender Foundation | 2011 | Linux | role-play | | | label | |
| Ku: Shroud of the Morrigan | BitSmith Games | 2013 | Linux | action/reflex adventure role-play Fantasy | | | label | |
| Kyn | Tangrin | 2015 | Linux | action/reflex role-play Fantasy | | | label | |
