Blender ships with a powerful Python API called bpy. In theory, you can script every operation the GUI offers: modeling, animation, rendering, compositing, physics simulations, and more. In practice, ...

I personally perform these operations often, but the steps are tedious to do with standard features. For my use case, simple tools like this are best, but I was investigating this because I couldn't ...

Select your object in Edit Mode. Select the faces whose normals you want to align. Open the Python script (Align_Face_Normals_Z.py) in the Blender Text Editor and click Run Script (Alt+P). The face ...