Add-ons
Most Popular All »
- 1. ImportExportTools NG 254,198 users
- 2. Provider for Google Calendar 207,676 users
- 3. Manually sort folders 197,606 users
- 4. LookOut (fix version) 174,197 users
- 5. Quicktext 129,064 users
- 6. Send Later 97,558 users
- 7. Remove Duplicate Messages 94,655 users
- 8. TbSync 74,771 users
- 9. CardBook 70,325 users
- 10. Mail Merge 68,075 users
Featured Extensions See all »
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Upload large attachments to your Cloud and send the link by email29,141 users -
Automatically archives old mails (Improved version of the orginal Autoarchive Add-on)19,724 users -
This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.27,119 users -
SmartTemplates offers an easy and powerful way to automatically create customized replies by auto-inserting various mail headers. Templates can be created for every mail identity, Stationery files can now be imported and used directly.5,881 users -
Uploads your large attachments to your WebDAV account instead of sending them by email.41,271 users
Up & Coming Extensions See all »
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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.3,816 users -
List addons in Windows' "Add or Remove Programs".1,299 users
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ChatGPT enhancer - adds context menu, keyboard shortcuts, history and more!1,198 users -
Confirm mail address and attachments based on flexible rules.
(This project was renamed from "Flex Confirm Mail" to "FlexConfirmMail", due to a branding reason.)12,504 users -
Check the message contents and addresses before you send the message...20,882 users
Featured Collections See all »
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