RTS game with the theme of Strategy by Design
Seven Kingdoms: Ancient Adversaries
0 A.D. is a free, open-source, cross-platform real-time strategy game.
Arianne is an engine to develop multiplayer online games like Stendhal
Cross-platform, GPL reimplementation of the classic : Syndicate
A free 3d game for PC that does not limit the player. Fight,Build,Gain
Online War system for IL-2 Sturmovik and Iron Front in ArmA 2
War of seventh kings
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
The classical MasterMind game revisited
An approach where computer solves problems like a human brain does;
God game: wage war from the stone age to the future
oGame-like browser space realtime strategy game based on xNova
Clone of Urban Assault with new Graphics.
An online multiplayer tactical warfare game for fast action combat!
Map render tool for 2d RTS games