Seams around selection

NOW COMPATIBLE WITH BLENDER 3.0!

Quickly create seams along face selections, combine existing UV islands and speed up your work when unwrapping organic and hard-surface models. 

The add-on will clear existing seams from selected faces and add new ones around the selection:

Quickly merge existing UV islands to tidy up an automatic or messy unwrap:

Don't clutter your UI with additional panels, just a simple button that gets the job done and can easily be assigned to a shortcut or added to the Quick Favorites menu.

The add on can be found in the UV menu while in Edit mode.