Add-ons
Most Popular All »
- 1. Provider for Google Calendar 237,831 users
- 2. Manually sort folders 196,551 users
- 3. ImportExportTools NG 191,199 users
- 4. LookOut (fix version) 150,706 users
- 5. Quicktext 117,952 users
- 6. Remove Duplicate Messages 79,521 users
- 7. TbSync 70,606 users
- 8. Enigmail 67,542 users
- 9. CardBook 67,361 users
- 10. Mail Merge 64,555 users
Featured Extensions See all »
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Displays the mail program with which the selected mail was written
*This addon is compatible with Thunderbird after Web Extesnsions support. Since development and operation check are done on Daily, it may not work on normal Thunderbird.7,597 users -
Uploads your large attachments to your WebDAV account instead of sending them by email.9,916 users -
Automatically archives old mails (Improved version of the orginal Autoarchive Add-on)14,391 users
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Persistent sticky notes for Thunderbird associated to mails.
In TB 78, you can define the note position in the settings. If you have a large screen, you can even display the notes outside of TB's main window, so it won't hide anything.18,235 users -
This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.26,525 users
Up & Coming Extensions See all »
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This extension is an extension to Mozilla Lightning for Thunderbird.
It shows a toast message and opens the invitations window when an invitation arrives.876 users -
Checks all installed add-ons for compatibility with Thunderbird 91 (next ESR) and displays status information on a button in the main toolbar. This button will open a detailed overview, including links to alternatives for abandoned add-ons.711 users -
List addons in Windows' "Add or Remove Programs".2,209 users
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This provider add-on adds Google synchronization capabilities to TbSync. Only contacts and contact groups are currently managed, using Google's People API.
Please read the "About this Add-on" section below carefully!1,649 users -
Provides ability to send/receive typical replies in a team.Provides ability to send/receive typical replies in a team.3,422 users
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Confirm mail address and attachments based on flexible rules.9,952 users
Featured Collections See all »
To create your own collections, you must have a Mozilla Add-ons account.
