An addon, which will help you to speed up the renaming of the objects for baking.
This addon will help you to speed up renaming objects to prepare for baking. It lets to append names of the collections to the objects names (as suffix). In general, you can rename any objects (any types) like meshes, curves, lights, cameras, bones... e.t.c
Are you tired renaming all those meshes into _hipoly's and _lopoly's for baking? Try B-Rename! It will give you +10 to speed of baking and texturing.