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Add extra features and styles to make Thunderbird your own.Close
About this Add-on
Version 2.5 has new icons. This is for support of Firefox's new Australis theme that should land in version 29 or 30.
The Development Channel lets you test an experimental new version of this add-on before it's released to the general public. Once you install the development version, you will continue to get updates from this channel. To stop receiving development updates, reinstall the default version from the link above.
Caution: Development versions of this add-on have not been reviewed by Mozilla.
- Version 2.9beta