Heres a script to convert sprites without textures from Blender to Crystal space. Has anyone used CS. Its not finished but looks like it can deliver the goods.
http://home.swbell.net/pannomat/blendplug/Blend2CS.py
The CS dedicated Blender forum and thread is here:
http://crystal.homelinux.org/thread.php?threadid=2&boardid=7&styleid=1
Homepage is located:
http://crystal.sourceforge.net/
There are 2 other Blender to CS scripts included on the current release.
Comments ? How hard for textures? Check it out.
Daniel