Blender addon for importing and exporting KSP .mu files.
NOTE: the import/export functionality is still under heavy development, but importing is mostly working for static meshes (minus normals and tangents).
mu.py is the main workhorse: it reads and writes .mu files. It is independent of blender and works with both versions 2 and 3 of python. Some notes on mu.py:
There's a wiki covering topics including installation.
The KSP Forum with discussions about this is located here: