# Action/Arcade

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- **[Armagetron Advanced](armagetron_advanced.md)** (C++, GPL-2.0, mature)
- **[Astromenace](astromenace.md)** (C++, C, GPL-3.0, mature)
- **[BZFlag](bzflag.md)** (C++, LPGL-2.1, MPL-2.0, mature)
- **[Ballerburg](ballerburg.md)** (C, PD, mature, inactive since 1987)
- **[Biniax](biniax.md)** (C, zlib, mature, inactive since 2012)
- **[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)
- **[Chromium B.S.U.](chromium_bsu.md)** (C++, Artistic, 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)
- **[Gang Garrison 2](gang_garrison2.md)** (Game Maker Script, MPL, 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)
- **[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)
- **[Red Eclipse](red_eclipse.md)** (C++, zlib, mature)
- **[Rocks'n'Diamonds ](rocks_and_diamonds.md)** (C, GPL-2.0, mature)
- **[Secret Mario Chronicles](secret_mario_chronicles.md)** (C++, GPL-3.0, mature, inactive since 2009)
- **[Smash](smash.md)** (JavaScript, MIT, mature)
- **[Speed Dreams](speed_dreams.md)** (C++, GPL-2.0, mature)
- **[SuperTuxKart](super_tux_kart.md)** (C++, C, GPL-3.0, mature)
- **[Tremulous](tremulous.md)** (C, GPL-2.0, mature, inactive since 2016)
- **[Tux Racer](tuxracer.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)
- **[xdigger](xdigger.md)** (C, GPL-2.0, mature, inactive since 1999)

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