Unity3d

Unity3dShaders

http://www.unifycommunity.com/wiki/index.php?title=Shaders

from the forums

• Force Field Shader http://forum.unity3d.com/viewtopic.php?t=10160&postdays=0&postorder=asc&start=0
• Atmosphere http://forum.unity3d.com/viewtopic.php?t=50262