Add extra features and styles to make Thunderbird your own.
Check out our Mobile Add-ons site.
by Tesa on Aug. 31, 2016 · permalink
gorgeous
by Keram (Developer) on Sept. 14, 2017 · permalink
Thank's a lot
To create your own collections, you must have a Mozilla Add-ons account.
Create an Add-ons Account
or log in to your current account