Easy Weight is an addon focused on quality of life improvements for weight painting in Blender.
You can find the documentation here.
If you enjoy EasyWeight, consider supporting the Blender Studio, and give a rating!
This extension does not require special permissions.
Saw the add-on in a video of CGDive, i must say. I find the new GUI using pie-menus, much harder to read. The older popup showed all settings in one view