0 A.D. is an Age of Empires like real-time strategy game. The game is open source and is available for Linux, Windows and Mac OS X.
The sixth 0 A.D. alpha was released a few days ago, bringing a huge list of improvements such as:
- unit stances (violent – the unit attacks any enemy unit in sight, aggressive, devensive, stand ground, avoid – does not attack, and runs away from enemy soldiers)
- 250 new terrain textures
- 43 new sound effects
- new Greek buildings
- 4 new maps and other map updates
A complete list of improvements in 0 A.D. alpha 6 can be found here.