Luis Cherubini writes: ZenSets is a new addon inspired by Modo that allows Blender users to save and store their selections with multiple names and colors. There’s also built-in operators to split models based on them, and auto-assigning materials for ID baking maps.
from BlenderNation https://www.blendernation.com/2022/03/01/review-improved-blender-selections-with-zen-sets/
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