Aún se encuentra en fase alpha pero el juego pinta bién. Un Age of Empires en 3D que es Open-Source. Copio directamente de su web:
"What is 0 A.D.?
* It's a free, open-source, cross-platform RTS game of ancient warfare.
* It's an educational celebration of game development and antiquity.
* In development since 2001, it holds promise to engage countless gamers worldwide."
0 A.D.