iamar browser is a GPU web browser that displays 3d specific contents. Instead of html, it run on a scripting language called semblis. Together with mesh made from blender, it makes 3d game production extremely easy.
Zen Worlds is an object oriented C++ virtual worlds / MMO game engine framework. This project includes Zen Engine game engine client, Zen Enterprise, an Enterprise Service Bus, and a C++ Application Server, and Zen Studio, a game development IDE.