Arun C

DaeXport is a Blender add-on that returns one-click DAE (Collada) export to Blender 3.0 and later, including Blender 5+, converting multi-object scenes into a single clean .dae file with automatic baking and UV packing.

UV King - Smart UV Packing is a UV packing addon for Blender 4.0 and above. Pack thousands of UV islands with one click, or fine-tune how they're grouped, scaled, rotated, and placed.