Rated 4 out of 5 stars

Από τον/την Luc Lalonde στις Δεκ. 4, 2013 · μόνιμος σύνδεσμος

I've tested this extension with Zimbra and it works fine, SOGo Connector Thunderbird extension:

http://www.sogo.nu/downloads/frontends.html

The connector uses cardDav