Rated 5 out of 5 stars

per Andreas el set. 25, 2020 ·

TbSync enables me to sync contacts and calendars from my own server over WebCAL/WebDAV, which makes Thunderbird one of the few mail clients, that supports this feature. Works flawlessly even after upgrading to TB 78.3.

This review is for a previous version of the add-on (2.16).