Add extra features and styles to make Thunderbird your own.
Check out our Mobile Add-ons site.
Basque Language Pack (Thunderbird)
See complete version history
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
If you suspect this add-on violates our policies or has security or privacy issues, please use the form below to describe your concerns. Please do not use this form for any other reason. The process for reporting copyright or trademark infringement is described at this page.
Report Trademark or Copyright Infringement
Report Misuse of Thunderbird Trademark
| Report a bug
Except where otherwise noted, content on this site is licensed under the Creative Commons Attribution Share-Alike License v3.0 or any later version.