Add extra features and styles to make Thunderbird your own.
Check out our Mobile Add-ons site.
by Firefox user 0278fb on April 8, 2017 · permalink
by MaDonna (Developer) on April 8, 2017 · permalink
♥ Thanks.
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