Zero Hour fundamentally improves the core game, and it should ensure that Command & Conquer: Generals continues to be popular well into the next year. By Greg Kasavin on September 25, 2003 at 4 ...

Command & Conquer Zero Hour is an expansion pack for last year’s release of Command & Conquer Generals, a real-time strategy game also brought to the Mac by Aspyr.

The games getting a source code release are Command & Conquer (Tiberian Dawn), Red Alert, C&C Renegade, and C&C Generals and Zero Hour.