GitHub - QCPolmer/Blender-3d-remove-duplicate-materials-in-scene: Run this script from a scene and it will replace all materials with a '.001' or whatever with the material without the number after it. Basically, it is for
Duplicate And Duplicate Linked | Blender Tutorial - YouTube
How to REMOVE DUPLICATED VERTICES in Blender }
Unlink duplicates, stop duplicates using same texture blender - Basics & Interface - Blender Artists Community
Unlinking object data in Blender 2.8 is not possible - Linked data
What is the difference between 'Unlink' and 'Delete' in the Outliner? - Blender Stack Exchange