There are many good open source video games available.

Installation

To install a game, install the corresponding package.
e.g. to install 0 A.D., execute: 

sudo apt install 0ad

Highlights

Name Homepage Package PopCon
0 A.D. https://play0ad.com/ 0ad 1503
AstroMenace https://viewizard.com/ astromenace 113
Cube 2: Sauerbraten http://sauerbraten.org/ sauerbraten 171
DreamChess https://www.dreamchess.org/ dreamchess 512
Endless Sky https://endless-sky.github.io/ endless-sky 423
ET: Legacy https://www.etlegacy.com/
FlightGear https://www.flightgear.org/ flightgear 595
Frozen Bubble http://www.frozen-bubble.org/ frozen-bubble 1207
Hedgewars https://www.hedgewars.org/ hedgewars 579
KDE Games https://apps.kde.org/categories/games/ kdegames 2330
MegaGlest https://megaglest.org/ megaglest 294
Minetest https://www.minetest.net/ minetest 1582
Neverball https://neverball.org/ neverball 737
Nexuiz http://www.alientrap.com/nexuiz/ nexuiz 347
Numpty Physics http://numptyphysics.garage.maemo.org/ numptyphysics 374
Oolite http://oolite.org/ REMOVED
OpenArena http://openarena.ws/ openarena 671
OpenClonk https://www.openclonk.org/ openclonk 199
Performous https://performous.org/ performous 281
Pingus https://pingus.seul.org/ pingus 881
PySolFC https://pysolfc.sourceforge.io/ REMOVED
Red Eclipse https://www.redeclipse.net/ redeclipse 267
SuperTux https://www.supertux.org/ supertux 1605
SuperTuxKart https://supertuxkart.net/ supertuxkart 2128
The Dark Mod https://www.thedarkmod.com/
Tux Racer http://tuxracer.sourceforge.net/ extremetuxracer 1348
Unknown Horizons https://unknown-horizons.org/ unknown-horizons 231
Unvanquished https://unvanquished.net/
Urban Terror https://www.urbanterror.info/
Warzone 2100 https://wz2100.net/ warzone2100 535
World of Padman https://worldofpadman.net/
Xonotic https://xonotic.org/

External Links