Newest to oldest:

• forums.tigsource.com (The Exploration Thereof...)
• forums.tigsource.com (Infinite Ammo)
• forums.tigsource.com (Score Rush Extended)
• forums.tigsource.com (Duality ZF)

These forums cover our games, and also prototypes that may never get finished.

P.S. Our other games'  forums were hosted on xbox.com and Microsoft purged them by July 2011.