SuperTuxKart

Dust Racing 2D

HexGL

Extreme Tux Racer

OpenTTD

The Battle for Wesnoth

Freeciv

FreeCol

Unciv

Hedgewars

FreeOrion

Naev

Oolite

Widelands

0 A.D.

Mindustry

OpenHV

Cytopia

micropolisJS

Veloren

DDraceNetwork

SuperTux

Open Golf

Shattered Pixel Dungeon

Puzzle Pack

2048

Pingus

Blockly Games

GCompris

Tux Paint

Thrive

Clumsy Bird

Frozen Bubble

Neverball

SuperTux Party

Luanti

The Powder Toy