GitHub - vr-voyage/blender_bones_merger: A tool to merge bones, along with associated vertex groups, for quickly reducing the amount of bones in 3D models
Link multiple skeletons to a bone root - Animation and Rigging - Blender Artists Community
rigging - How to join more bones in a armature together - Blender Stack Exchange
rigging - how do you merge two bones into one? - Blender Stack Exchange
Blender Problem: Hair not merging with body? : r/VRchat