Open source clone of the Age of Empires II engine
Real Time Strategy game engine supporting early Westwood classics
RTSish Game Engine
Arianne is an engine to develop multiplayer online games like Stendhal
Europa Universalis 4 save game editor
0 A.D. is a free, open-source, cross-platform real-time strategy game.
Snake Feast is a fun, addictive arcade game where you control a snake
Mech Station Beta - Tower Defense like Game
A free 3d game for PC that does not limit the player. Fight,Build,Gain
Open source FPS/RTS Game
A simple gui game that plays the game bagels with users.
Lines a game written in Python two players through internet
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
Open source revival of the game Transarctica / Arctic Baron
Fly around an island casting spells, summon monsters, collect mana, a
A space race game in the style of A Dark Room
A snarky 2D management game about building and running a dungeon.
Clone of Urban Assault with new Graphics.
starcraft clone game
Babylon 5 in Homeworld 2!
A small text based game engine (VB.Net)