Contra is a freeware modification for Command and Conquer Generals: Zero Hour real-time strategy game. It's a big project started in 2004. It adds many new units as well as numerous new upgrades, new general powers and buildings.
Here's the details on the patch:
- Mods are now enabled in Co-op, Single Player, and Multiplayer.
- Players will now be notified when a new patch is available.
- Improvements for SLI support.
- G_Spawn: no free entities crash has been fixed.