S4 League - S4 League is a marvelous video game created by Panavision and published by Aeria Games.
Sitecake - Drag and drop CMS for HTML websites. It's flat file CMS so it's pretty fast.
Rumble Fighter - Rumble Fighter is an Addictive, Action-Adventure, Role-playing, Massively Multiplayer Online, and Fighting video game created by WeMade Entertainment and published by RedFox Games.
Anchor CMS - Free and lightweight blogging system
Rakion - Rakion is a 3D, Action, Massively Multiplayer Online, Role-playing, Fighting and Fantasy video game created and published by Softnyx.
Textpattern - Textpattern is an elegant content management system that is free, open source software.