Google Contacts is a Thunderbird extension that detects GMail accounts which have already set up and creates address books for each of them.
With this add-on, Thunderbird's mailing lists and Google's contacts groups are synchronized in the same manner.
How to Install in Thunderbird:
1. Right-click the link below and choose "Save Link As..." to download and save the file to your hard disk.
2. In Mozilla Thunderbird, open Add-ons from the Tools menu.
3. Click the Install button, and locate/select the file you downloaded and click "OK".
Product's homepage
Requirements:
· Mozilla Thunderbird
What's New in This Release: [ read full changelog ]
· Fixed: cannot load contacts with Thunderbird 21