Welcome to Thunderbird Add-ons.
Add extra features and styles to make Thunderbird your own.Close
Rated 5 out of 5 stars
Garylben said it perfectly in his review: this is the rest of Firefox.
Firefox is not complete without this add-on. I was half lost for the short time the new version for FF17 was not out. Recommended for anyone who does anything other than just check facebook online!