Atomic Tanks
Atomic Tanks is a free and open source, multi-platform turn-based artillery strategy game, a clone of Scorched Earth
IceBreaker
IceBreaker is a free and open source, multi-platform game based on the Xonix game
TrackMania Nations Forever
TrackMania Nations Forever is a free multiplayer online racing game
BrickBuster
BrickBuster is a free and open source, multi-platform Brick Breaker game whose goal is to survive as many rounds as possible
Sonic Robo Blast 2
Sonic Robo Blast 2 is a free and open source, multi platform 3D fan game of Sonic the Hedgehog, based on a modified version of Doom Legacy
Slingshot
Slingshot is a free and open source 2D turn-based strategy simulation game set in the gravitational fields of several planets
Sonic Robo Blast 2 Kart
Sonic Robo Blast 2 Kart is a free and open source, multi-platform kart racing game based on 3D Sonic and Sonic Robo Blast 2
BillardGL
BillardGL – free and open source 3D pool game for one or two players
Veloren
Veloren is a free and open source, multi-platform multiplayer voxel RPG inspired by games such as Cube World, Legend of Zelda: Breath of the Wild, Dwarf Fortress, and Minecraft
X-Moto
X-Moto is a free and open source multiplatform 2D motocross platformer game, a 2D motorcycle trial simulator