Ayam is actually a nice little program and seems to integrate with renderman far better than blender ever did.
It’s a good open source freeware:
while Ayam can’t import an external geometry,
K-3D import various format, for example lwo with
You can render your scene with
A little correction:
K-3D import lwo, but for material information
you can use a .obj importer with MTL files
How is blender integrated with Renderman?
I’m downloading it now.