Add-ons
Most Popular All »
- 1. ImportExportTools NG 254,530 users
- 2. Provider for Google Calendar 210,326 users
- 3. LookOut (fix version) 174,851 users
- 4. Quicktext 135,581 users
- 5. Send Later 101,378 users
- 6. Remove Duplicate Messages 98,620 users
- 7. TbSync 80,226 users
- 8. CardBook 78,530 users
- 9. Mail Merge 69,247 users
- 10. Grammar and Spell Checker — LanguageTool 56,531 users
Featured Extensions See all »
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Uploads your large attachments to your WebDAV account instead of sending them by email.44,320 users -
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.11,767 users -
This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.27,816 users -
Upload large attachments to your Cloud and send the link by email32,765 users -
Automatically archives old mails (Improved version of the orginal Autoarchive Add-on)26,060 users -
Persistent sticky notes associated to emails. You can fulltext search with constraints/email them/print/bookmark/copy to clipboard.
If you have a large screen, you can even display the notes outside of TB's main window, so it won't hide anything.24,347 users
Up & Coming Extensions See all »
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Strike the 'T' key to sort messages by thread, strike the 'U' key to sort them unthreaded again, just like the 'G' key switches to Grouped By Sort view.1,280 users -
Help in reminding mails to be answer or sent again. Choose a reminder date for each received or send message that are highlighted in the message list, depending on their status (expired, soon to exprire, to be reminded). Sending a reminder is eased.1,952 users -
Finally, an efficient blocker. Easy on CPU and memory. uBlock Origin (uBO) is a CPU and memory-efficient wide-spectrum content blocker that blocks ads, trackers, coin miners, popups, annoying anti-blockers, etc. in your feeds.8,141 users -
Allows to modify the header and the source of messages2,651 users
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Compressor for attachment files. All platforms are supported (Windows, Linux and Macintosh).1,069 users
Featured Collections See all »
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