Other Games with fully available source code

DOS

• Catacomb 3-D
• Cyberdogs
• Descent
• Full Metal Jacket (Mirinae Software)
• Heretic
• IZMIR (Mirinae Software)
• My Balls Have Dropped
• Sopwith

Mac OS Classic

• Arashi
• Ares
• Avara
• Cheese Toast
• Exobattle
• Glider
• Glypha
• Stuntcopter
• System Shock
• Tetris Max
• Water Race
• Water Tower

Windows

• Alien vs. Predator
• Blood II: The Chosen
• .kkrieger
• Serious Sam

Mac OS X

• Chess (Apple)

PlayStation

• WipeOut (leaked)