The Blender developers need your help with testing the upcoming 2.48 build! 2.48 will have a good list of new features such as realtime GLSL materials, atmosphere rendering, colored shadows, the soft-body bullet update, and more!
This release will reward all development for the Apricot Open Game project, a lot of new features for realtime shader editing, game logic, animation and physics.
Source:
First Blender 2.48 testing build availableRelated link:
Softbody physics being added to Blender's game engine