This is for Blender 4.2+ – bazaar doesn’t have the option for 4.2 in its list of Blender versions.

If you wonder what all the fuss is about with add-on extensions, or want to know how to convert add-ons into extensions, this talk is for you. It was originally to be given at BCON Amsterdam 2024, but I got sick last minute. So I made this recording from home.