Add-ons
Most Popular All »
- 1. ImportExportTools NG 217,185 users
- 2. Provider for Google Calendar 208,699 users
- 3. LookOut (fix version) 171,744 users
- 4. Manually sort folders 160,291 users
- 5. Quicktext 130,702 users
- 6. Send Later 98,309 users
- 7. Remove Duplicate Messages 95,185 users
- 8. TbSync 76,799 users
- 9. CardBook 73,137 users
- 10. Mail Merge 67,733 users
Featured Extensions See all »
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Upload large attachments to your Cloud and send the link by email30,572 users -
Automatically archives old mails (Improved version of the orginal Autoarchive Add-on)23,313 users -
Uploads your large attachments to your WebDAV account instead of sending them by email.42,954 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.17,078 users -
A new Thunderbird address book based on the CardDAV and vCard standards.
Twitter: @CardBookAddon73,137 users
Up & Coming Extensions See all »
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Add notes to your e-mails. Drop-in replacement for XNote++ with more features.4,394 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.5,779 users -
Adds a Config Button, opens about:config in a dialog or a new tab.1,562 users -
Once you close Thunderbird you will no longer be able to see your new emails. This plugin keeps Thunderbird active in the background, meaning you can still receive your new emails after closing the app. Use this when the app is in the startup.1,102 users
Featured Collections See all »
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