Quick Shape Keys is Blender add-on (Blender 3.3-4.4) for easy shape keys management.
Available on: Superhive and Gumroad
Features
- Collection structure like a blender outliner

- Top panel can be collapsed/expanded. Modify menu operators list can be customized to your preferences

- Basic operations such as add, subtract, multiply, replace, invert
- Mirror or symmetrize shape keys by different methods

- Split shape keys by selected verts, axis or shape

- Linked split - this function splits a shape key A into shape keys B and C according to your parameters. If you change the shape key A, these changes are made to splited B and C.
- Merge selected shape keys

- Syncronize shape key tree between objects

- Vertex group manipulations

- Corrective pose shape key

- Shape key transfer
