Anki addon to reload other single-file addons (under certain conditions). See the comments at the top of AddonReloader.py for details.
For Anki 2.0 only, and not currently maintained. https://github.com/ll-in-anki/AnkiAddonReloader is a possible successor.
AnkiWeb: https://ankiweb.net/shared/info/348783334 (may be an older version).