Blender 3D - update
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WinCustomize Forums
Came across this notice-- I don't know how to use the proggy myself, but have heard good things about it... 
Blender 3D v2.41
http://www.blender3d.com/cms/Home.2.0.html
"This release is packed with Game Engine goodness, with the addition of GLSL shaders, ability to use the power of the Blender Material system, as well as multiple viewports. We also added a fun sculpting tool, improved UV unwrapping, 'Scene Set' chaining, and a number Python improvements."
Blender 3D v2.41
http://www.blender3d.com/cms/Home.2.0.html
"This release is packed with Game Engine goodness, with the addition of GLSL shaders, ability to use the power of the Blender Material system, as well as multiple viewports. We also added a fun sculpting tool, improved UV unwrapping, 'Scene Set' chaining, and a number Python improvements."