0 A.D. | 2010 | 2012 | RTS | GPLv2 | CC-BY-SA | Historical, cross-platform RTS, using an original engine named Pyrogenesis. Game source code released July 10, 2009.[1] |
Advanced Strategic Command | 1999 | 2010 | TBТ | GPL | GPL | Tactical war game, clone of Battle Isle and Nectaris. |
Ardentryst | 2009 | 2009 | 2D side-scrolling | GPL[2] | GPL | An action/RPG side-scoller focused not just on fighting, but on story and character development. Strategy as well as reflexes will be needed to overcome the game. The game is set in another world. |
Adventure | 1976 | | Text adventure | Public domain[3] | Public domain | The original text adventure game by Crowther / Woods. |
Ancient Beast | 2012 | 2013 | TBТ | AGPL | CC-BY-SA | Turn based tactical strategy browser game played against other people. Master your beasts! (inspired by HoMM3) |
Armagetron Advanced | 2001 | 2011 | Racing | GPL | GPL | A multiplayer, 3D Tron lightcycle racing game. |
AstroMenace | 2007 | 2012 | Arcade | GPL | GPL | A top-scrolling space shooter. |
Battle for Wesnoth | 2005 | 2012 | TBТ | GPL | GPL | Turn-based tactical strategy game with RPG elements. Includes single-player campaign and skirmish modes as well as multiplayer. |
Beyond the Titanic | 1986 | | Text adventure | GPL | GPL | Game source released on March 20, 2009. |
Biniax | 2005 | 2012 | Puzzle | Zlib License | Zlib License | |
Blades of Exile | 1997 | 2011 | RPG | GPL | GPL | Was originally a commercial product. |
Blob Wars: Blob And Conquer | 2008 | 2009 | Action-adventure | GPLv2 | GPLv2, cc-by-sa, other open source | 3D sequel to Blob Wars: Metal Blob Solid. |
Blob Wars: Metal Blob Solid | 2003 | 2009 | Platformer | GPL | GPL | |
Bombermaaan | 2007 | 2010 | Action | GPL | GPL | clone of bomberman. |
Bos Wars | 2004 | 2010 | RTS | GPL | GPL | 2D RTS running on a modified version of the Stratagus engine. |
British Bingo | 2011 | 2012 | Card | GPL | GPL | Uses 9x3 boards. |
BZFlag | 1997 | 2011 | Tank FPS | LGPL | LGPL | |
Chaotic Rage | 2010 | 2013 | TPS | GPLv2 | GPLv2 | Originally a 2D top-view shooter, now 3D using OpenGL.[4] |
Chocolate Doom | 2005 | 2012 | FPS | GPL | GPL | Chocolate Doom is a source port of Doom that is designed to behave as closely as possible to the original DOS executable |
Crimson Fields[5] | 2006 | 2009 | TBТ | GPL | GPL | Tactical war game in the tradition of Battle Isle. |
Chromium B.S.U. | 2000 | 2010 | Arcade | Artistic | Artistic[6] | A fast paced, arcade-style, top-scrolling space shooter |
Crossfire | 1992 | 2012 | MMORPG | GPL | GPL | |
Doolfy's Brain Surgery | 2001 | 2011 | RPG | GPL[7] | GPL | A surgery based photography game. |
Dungeon Crawl Stone Soup | 2006 | 2012 | Roguelike | GPL | CC0 | An open source fork of the 1997 game Linley's Dungeon Crawl. |
Eat The Whistle | 1998 | 2008 | Simulation | GPLv2 | GPLv2 | A football simulation game. Released under the GPL in 2002. |
Egoboo | 2001 | 2010 | Action RPG | GPLv2 | GPLv2 | |
Enigma | 2003 | 2007 | Puzzle | GPL | GPL | Oxyd clone. |
Fish Fillets NG | 2004 | 2010 | Puzzle | GPL | GPL | Released commercially as Fish Fillets in 1998. Source released in 2002 under the GPL. |
FLARE | 2010 | 2013 | Action RPG | GPL | GPL and CC-BY-SA 3.0 | Hack and slash inspired by Diablo. |
FlightGear | 1997 | 2012 | Flight Sim | GPL | GPL | Microsoft Flight Simulator inspired clone. |
Freeciv | 1996 | 2012 | TBS | GPL | GPL | Civilization II clone. |
FreeCol | 2003 | 2013 | TBS | GPL | GPL | Sid Meier's Colonization clone. |
FreeDoom | 1993 (2001) | 2011 | FPS | BSD | BSD[8] | Doom content/resource clone. |
Freedroid | 2008 | 2011 | RPG | GPL | GPL | Two games: 1. FreedroidRPG - FreedroidRPG is an isometric role playing game. 2. FreedroidClassic - FreedroidClassic is a clone of the game "Paradroid" which was released on Commodore 64 in 1985. |
FreeOrion | 2004 | 2012 | TBТ | GPL | GPL | Master of Orion Clone. Community-developed 4X turn-based galactic empire strategy game with interactive 3D combat. |
Frets on Fire | 2006 | 2008 | Music | GPL | GPL | Guitar Hero clone. |
Frets on Fire X | 2008 | 2009 | Music | GPLv2 | GPLv2 | Frets on Fire fork. |
Frozen Bubble | 2002 | 2008 | Puzzle | GPLv2 | GPLv2 | Puzzle Bobble clone. |
Gang Garrison 2 | 2008 | 2010 | Shooter | GPL | GPL | A retro "demake" of Team Fortress 2. |
Glest | 2004 | 2008 | RTS | GPL | CC-BY-SA | 3D RTS game with two factions, A.I. and same-platform networking support. Development ceased in 2008. Two forks exist, named MegaGlest and Glest Advanced Engine. |
Globulation 2 | 2008 | 2009 | RTS | GPLv3 | GPLv3 | Currently[when?] in open beta. |
GLtron | 2003 | 2003 | Racing | GPL | GPL | Based on the light cycle portion of the film Tron. |
GNOME Games | 1998 | 2010 | Various | GPL | GPL | A collection of games accompanying the rest of the GNOME desktop environment. |
GNU Chess | 1984 | 2011 | TBS | GPL | GPL | |
GNU Go | 1999 | 2009 | TBS | GPL | GPL | |
Gunroar | | | FPS | Simplified BSD | Simplified BSD | A futuristic vertical shooter. |
Gusanos | 2004 | 2005 | Shoot 'em up | GPL | GPL | Clone of Liero. |
Hedgewars | 2007 | 2011 | Artillery game | GPLv2 | GPLv2 | Worms clone. |
Iter Vehemens ad Necem | 2001 | 2005 | roguelike dungeon crawler[9] | GPLv2[10] | GPLv2 | One of the game's specialties is the body parts system: the player can lose and regain limbs which have individual health points and strength. |
KDEGames | — | 2009 | Various* | GPLv2 | GPLv2 | *Collection of games provided with the official release of KDE. |
Kernel Panic | | | RTS | GPL | GPL | Real time strategy game powered by the Spring engine. |
Kiki the nano bot | 2003 | 2007 | Puzzle | Public domain | Public domain | Mixture of Sokoban and Kula World. |
Kobo Deluxe | 1995 | 2007 | Shoot'em up | GPL | GPL | An enhanced version of the scrolling game XKobo. |
Kroz | 1987 | | Maze | GPL | GPL | Game source released on March 20, 2009. |
Lincity | 1999 | 2004 | Business Sim | GPL | GPL | SimCity clone. |
LinCity-NG | 2005 | 2009 | Business Sim | GPL | GPL | Lincity fork. |
Linley's Dungeon Crawl | 1997 | 2005 | Roguelike | LGPL | LGPL | Roguelike game. |
Liquid War | 1995 | 2008 | Maze games | GPL | GPL | 2D game in which you control particles and move them to defeat the opposing side. |
M.A.X.R. (Mechanized Assault and eXploration Reloaded) | 2007 | 2011 | TBS | GPL | GPL | Remake of M.A.X. |
MegaGlest | 2010 | 2012 | RTS | GPL | CC-BY-SA | Cross-platform 3D RTS for up to eight players (can be A.I. controlled) on seven factions. MegaGlest is a fork of Glest. |
MegaMek | 2005 | 2009 | TBТ | GPL | GPL | Simulates the Classic BattleTech board game. |
Micropolis | 1989 (as SimCity) 2008 (as Micropolis) | 2008 | City-building game | GPLv3[11] | GPLv3 | Open-source release of SimCity. Also known as OLPC SimCity.[12] |
Microwar | 2000 | 2009 | Arcade | BSD | BSD | A 'Space Invaders' style arcade game, in the cruel world of micro-computer industry. |
Minetest | 2010 | 2013[13] | First-person, sandbox | LGPL | LGPL | An infinite-world block sandbox game and a game engine, inspired by InfiniMiner, Minecraft and similar games. |
Moria | 1983 | 1999 | RPG/Roguelike | GPL[14] | GPL | |
M.U.G.E.N | | | fighting | | | A game engine (with game) that allows the creation of fighting games with little or no programming experience. |
NetHack | 1987 | 2003 | RPG/Roguelike | Nethack GPL | Nethack GPL | |
Netrek | 1988 | 2011 | Shoot 'em up | MIT | MIT | Successor to 1986's Xtrek, Netrek was first played in 1988. It was the third Internet game, the first Internet team game, and as of 2011 is the oldest Internet game still actively played. |
Neverball | 2005 | 2009 | Platformer | GPL | GPL | Also includes additional game Neverputt. |
Nexuiz | 2005 | 2009 | FPS | GPL | GPL | Forked into Xonotic following a commercial licensing agreement by a minority of the development team. |
Oolite | 2006 | 2011 | Space Sim | GPLv2 | GPLv2 | Elite Clone |
OpenArena | 2005 | 2012 | FPS | GPLv2 | GPLv2 | Quake III Clone |
OpenClonk | 2010 | 2012 | Action, RTS, Platform | ISC | CC-BY | Successor of the Clonk shareware series |
OpenCity | 2003 | 2008 | Business Sim | GPL | GPL | SimCity Clone. |
OpenRA | 2007 | 2013 | RTS | GPLv3 | GPLv3 | A Open-source port of C&C Red Alert |
OpenTTD | 2005 | 2013 | Business Sim | GPLv2 | GPLv2 | An open-source clone of 'Transport Tycoon Deluxe' |
Pathological | 2003 | 2003 | Puzzle | GPL | GPL | Inspired by Logical by Rainbow Arts. |
Paku paku | 2011 | 2011 | Arcade game | Public Domain | Public Domain | Authentic Pac Man clone, uses a CGA 160x100x16 mode, released as Public domain.[15] |
Pingus | 1998 | 2011 | Puzzle | GPL | GPL | Lemmings clone. |
PokerTH | 2006 | 2012 | Card | GPL | GPL | |
PySol | 2001[16] | 2009 | Card games, Patience | GPLv3 | Public domain and GPLv3 | |
Red Eclipse | 2011 | 2012 | FPS | zlib | CC-BY-SA[17] | Cube 2: Sauerbraten engine. |
Rigs of Rods | 2007 | 2012 | Vehicle Sim | GPLv3 | GPLv3 | |
Tenés Empanadas Graciela | 1996 | | TBS | GPLv2 | GPLv2 | Based on the boardgame Risk. |
Rocks'n'Diamonds | | | Puzzle | GPLv2 | GPLv2 | |
Thousand Parsec | 2002 | 2009 | TBS | GPL, LGPL | | Framework/Engine for turn based space empire building games. |
Ryzom | 2004 | 2010 | MMORPG | AGPL | CC-BY-SA | All textures and effects, 3D models, animations, characters and clothing (no music or sounds) are under CC-BY-SA. |
Scorched 3D | 2001 | 2011 | Artillery game | GPL | GPL | Clone of Scorched Earth (video game) |
Secret Maryo Chronicles | 2003 | 2009 | Platformer | GPLv3 | GPLv3 | 2D platformer inspired by the Super Mario series. |
Sintel The Game | 2012 | 2012 | RTS | GPL | CC-BY, GPL | A game based on the Blender Foundation movie, Sintel. |
Simutrans | 1997 | 2013 | Business Sim | Artistic | Artistic | Similar to Transport Tycoon and its open source clone, OpenTTD. The player must build a profitable transportation system. |
Smash Battle | 2008 | 2009 | Platformer | GPLv3 | CC | Retro 8-bit style platform shooter |
StepMania | 2005(?) | | Rhythm game | MIT[18] | MIT | A DDR clone, the player must hit buttons or keys in time with the music. |
Sokoban | 1982 | 2006 | Transport Puzzle | GPL | GPL | A puzzle game in which the player pushes boxes around in a room, trying to get them to specific locations. |
Solarwolf | | | Arcade | LGPL | LGPL | Clone of Solar Fox for the Atari 2600. A 2-D action game where the player must collect the blocks on every level while avoiding various obstacles. |
Sopwith | 1984 | | Shoot 'em up | GPL | GPL | The C and x86 assembly source code to Sopwith was released in 2000,[19] at first under a non-commercial use license, but later under the GNU GPL at the request of fans.[20] |
SpaceZero | 2010 | 2012 | RTS | GPLv3+ | GPLv3+ | A 2D Real Time Strategy space combat game. |
Speed Dreams | 2010 | 2012 | Sim racing | GPLv2+ | FAL | Forked from TORCS in late 2008. |
Supernova | 1987 | | Text adventure | GPL | GPL | Game source released on March 20, 2009. |
SuperTux | 2003 | 2007 | Platformer | GPL | GPL | 2D platformer inspired by the Super Mario series. |
SuperTuxKart | 2006 | 2012 | Racing | GPL | GPL | Arcade racing game similar to Mario Kart. |
Teeworlds | 2007 | 2011 | Platformer | zlib | zlib | 2D side-scrolling shooter. |
The Bub's Brothers | 2003 | 2007 | Platformer | MIT | MIT | Bubble Bobble clone |
Tile World | 2002 | 2006 | Puzzle | GPL | GPL | Clone of Chip's Challenge |
Torus Trooper | 2004 | 2004 | Scroller | BSD | BSD | |
TORCS | | | Racing | GPL | Free Art License / Proprietary | Some car models are non-free, but there is a DFSG-compliant version which doesn't include them. |
Tremulous | 2006 | | FPS | GPL | CC-BY-SA[21] | Alien VS human base building, defending, and attacking opposite team. |
TripleA | 2002 | 2012 | TBS | GPL | GPL | A turn based strategy game and board game engine. Development is ongoing. |
TUER | 2006 | 2013 | FPS | GPLv2 | CC-BY-SA, Creative Commons Sampling+ License, Artistic License 2.0 | FPS whose first level takes place in a museum in which you have to shoot all robots, rudimentary graphics |
Tux Racer | 2000 | 2009 | Racing | GPL | GPL | |
Tux, of Math Command | 2001 | 2011 | Educational game | GPL | GPL | |
UFO: Alien Invasion | 2006 | 2012 | TBТ | GPL | GPL, CC BY-SA, CC Sampling+ | Inspired by the old XCOM-Series, but with 3D-combats on surface of earth |
UltraStar Deluxe | 2007 | 2009 | Music | GPL | GPL, CC | SingStar clone. |
Unknown Horizons | 2008 | 2012 | City-building game | GPL | GPL, CC, OFL | Genre-mix of city-building game and real-time strategy game inspired by the Anno series. |
Unvanquished | 2012 | 2012 | FPS | GPL | CC | Team-based first person shooter with strong RTS elements, derived from the Tremulous project. |
Vega Strike | 2008 | 2011 | Space Sim | GPL | GPL | Elite clone and space simulator engine. |
Vdrift | | 2011 | Racing | GPL | GPL and proprietary | Some datas are non-free, for example the "SV" car model, under a CC-BY-NC-SA license |
WarMUX | 2002 | 2010 | Artillery game | GPL | GPL | Worms clone. |
Widelands | 2002 | 2012 | RTS | GPL | GPL | Widelands is a RTS clone of The Settlers II. |
Word Whiz | 1988 | | Educational game | GPL | GPL | Game source released on March 20, 2009. |
WorldForge | 1998 | 2011 | MMORPG | GPL | GPL | An open source framework for massively multiplayer online role-playing games. |
Xbattle | 1991 | 1996 | RTS | Custom copyleft[22] | | |
Xconq | 1987 | 2005 | TBS | GPL | GPL | 4X strategy game engine. |
XEvil | 1994 | 2003 | Platformer | GPL | | Fast paced side-scrolling action game. |
Xonotic | | 2012 | FPS | GPL | GPL | A fork of the Game Nexuiz |
XPilot | 1992 | | Arcade | GPL | GPL | A multiplayer Asteroids-like game. |
X-Moto | 2005 | 2011 | Platformer | GPL | GPL | Elasto Mania Clone. |
Yo Frankie! | 2008 | | Action-adventure | GPL/LGPL | Creative Commons | |
Zero-K | 2010 | 2013 | RTS | GPL | | Zero-K is a multi-platform real time strategy game powered by the Spring engine. |