[comment]: # (autogenerated content, do not edit)
# Action

- **[Aeron](aeron.md)** (C++, ?, mature, inactive since 2011)
- **[Aleph One: Marathon](aleph_one_marathon.md)** (C++, Lua, GPL-3.0, mature, inactive since 2015)
- **[Armagetron Advanced](armagetron_advanced.md)** (C++, GPL-2.0, mature)
- **[Astromenace](astromenace.md)** (C++, C, GPL-3.0, mature)
- **[Atomic Tanks](atomic_tanks.md)** (C++, GPL-2.0, mature, inactive since 2016)
- **[BZFlag](bzflag.md)** (C++, LGPL-2.1, MPL-2.0, mature)
- **[Ballerburg](ballerburg.md)** (C, Public Domain, mature, inactive since 1987)
- **[Battle Tanks](battle_tanks.md)** (C++, GPL-2.0, mature, inactive since 2009)
- **[Biniax](biniax.md)** (C, zlib, mature, inactive since 2012)
- **[Blobby Volley 2](blobby_volley2.md)** (C++, GPL-2.0, mature, inactive since 2017)
- **[Blobwars: Metal Blob Solid](blobwars_metal_solid_blob.md)** (C++, GPL-2.0, mature, inactive since 2015)
- **[Bombermaaan](bombermaaan.md)** (C++, GPL-3.0, mature, inactive since 2010)
- **[Boulder Dash](boulder_dash.md)** (Java, MIT, mature, inactive since 2015)
- **[C-Dogs](cdogs.md)** (C, GPL-2.0, mature)
- **[Cabbages and Kings](cabbages_and_kings.md)** (Python, MIT, mature)
- **[Cat Mother Dead Justice](catmother.md)** (C++, 3-clause BSD, beta, inactive since 2003)
- **[Celestron](celestron.md)** (Python, GPL-3.0, beta, inactive since 2012)
- **[Chocolate Doom](chocolate_doom.md)** (C, GPL-2.0, mature)
- **[Chromium B.S.U.](chromium_bsu.md)** (C++, Artistic License, mature)
- **[CommandoJS](commando_js.md)** (JavaScript, CoffeeScript, MIT, beta, inactive since 2012)
- **[Epiar](epiar.md)** (C, C++, Lua, GPL-2.0, beta)
- **[Freedoom](freedoom.md)** (Python, BSD, beta)
- **[GDash](gdash.md)** (C++, MIT, beta)
- **[GLtron](gltron.md)** (C, GPL, beta, inactive since 2016)
- **[GPL Arcade Volleyball](gpl_arcade_volleyball.md)** (?, ?, beta, inactive since 2006)
- **[GUSANOS](gusanos.md)** (?, GPL, beta, inactive since 2006)
- **[Gang Garrison 2](gang_garrison2.md)** (Game Maker Script, MPL, mature)
- **[LGames](lgames.md)** (C++, GPL-2.0, mature)
- **[Linwarrior 3D](linwarrior.md)** (C++, Apache-2.0, mature, inactive since 2010)
- **[Liquid War](liquid_war.md)** (C, GPL-3.0, mature, inactive since 2015)
- **[Lugaru](lugaru.md)** (C++, GPL-2.0, mature)
- **[Maelstrom](maelstrom.md)** (C++, GPL-2.0, mature, inactive since 2002)
- **[MechCommander 2 Omnitech](mechcommander2_omnitech.md)** (C++, MPL, beta, inactive since 2013)
- **[Mega Mario](mega_mario.md)** (C++, LGPL-2.1, mature, inactive since 2012)
- **[MicroWar 2.0](microwar_2.md)** (Python, 3-clause BSD, mature, inactive since 2009)
- **[Netrek](netrek.md)** (?, ?, mature, inactive since 2009)
- **[Neverball](neverball.md)** (C, GPL-2.0, mature)
- **[Nexiuz](nexiuz.md)** (?, ?, mature)
- **[Open Sonic](open_sonic.md)** (C, GPL-2.0, beta)
- **[Open Zelda](open_zelda.md)** (C++, zlib, beta)
- **[OpenArena](openarena.md)** (C, GPL-2.0, mature, inactive since 2012)
- **[OpenClonk](openclonk.md)** (C, C++, ISC, mature)
- **[OpenLieroX](openlierox.md)** (C++, LGPL, mature)
- **[PainTown](paintown.md)** (C++, Java, Python, 3-clause BSD, mature)
- **[Pang Zero](pang_zero.md)** (Perl, GPL-2.0, beta, inactive since 2007)
- **[Red Eclipse](red_eclipse.md)** (C++, zlib, mature)
- **[Rocks'n'Diamonds ](rocks_and_diamonds.md)** (C, GPL-2.0, mature)
- **[SDL Asylum](sdl_asylum.md)** (C, GPL-3.0, mature, inactive since 2009)
- **[SDL Sopwith](sdl_sopwith.md)** (C, GPL-2.0, mature, inactive since 2014)
- **[Scorched 3D](scorched_3d.md)** (C++, GPL-2.0, mature, inactive since 2014)
- **[Secret Mario Chronicles](secret_mario_chronicles.md)** (C++, GPL-3.0, mature, inactive since 2009)
- **[Smash Battle](smash_battle.md)** (C++, ?, beta, inactive since 2011)
- **[Smash](smash.md)** (JavaScript, MIT, mature)
- **[Speed Dreams](speed_dreams.md)** (C++, GPL-2.0, mature)
- **[StarBlastrix ](starblastrix.md)** (C++, GPL-2.0, beta, inactive since 2006)
- **[Stunt Rally](stunt_rally.md)** (C++, GPL-3.0, mature)
- **[SuperTuxKart](supertuxkart.md)** (C++, C, GPL-3.0, mature)
- **[The Legend of Edgar](the_legend_of_edgar.md)** (C, GPL-2.0, mature)
- **[Tremulous](tremulous.md)** (C, GPL-2.0, mature, inactive since 2016)
- **[Tumiki Fighters](tumiki_fighters.md)** (D, 2-clause BSD, mature, inactive since 2005)
- **[Tux Racer](tux_racer.md)** (C, GPL-2.0, beta, inactive since 2001)
- **[UltraStar](ultrastar.md)** (Pascal, ?, mature, inactive since 2010)
- **[Unvanquished](unvanquished.md)** (C++, GPL-3.0, mature)
- **[X-Moto](x-moto.md)** (C++, GPL-2.0, mature, inactive since 2014)
- **[XPilot](xpilot.md)** (C, GPL-2.0, mature, inactive since 2010)
- **[Xonotic](xonotic.md)** (C, GPL-3.0, mature)
- **[Yo Frankie!](yo_frankie.md)** (Blender script, ?, mature, inactive since 2009)
- **[nXtank](nxtank.md)** (Python, GPL-3.0, beta, inactive since 2010)
- **[xdigger](xdigger.md)** (C, GPL-2.0, mature, inactive since 1999)