Add-ons
Most Popular All »
- 1. ImportExportTools NG 290,638 users
- 2. Provider for Google Calendar 150,015 users
- 3. LookOut (fix version) 127,769 users
- 4. Send Later 121,388 users
- 5. Remove Duplicate Messages 99,579 users
- 6. Quicktext 88,063 users
- 7. Grammar and Spell Checker — LanguageTool 77,546 users
- 8. Mail Merge 76,708 users
- 9. CardBook 63,034 users
- 10. Web Translate 55,788 users
Featured Extensions See all »
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Add-on for Thunderbird that displays information about the mail user agent (i.e. email software) with which the selected mail was composed.12,294 users -
Automatically archives old mails (Improved version of the orginal Autoarchive Add-on)23,470 users -
Extracts attachments from messages within an account or folder, with the option to select specific attachments. By default, extracted attachments are saved to a .zip file.10,742 users -
A new Thunderbird address book based on the CardDAV and vCard standards.
Twitter: @CardBookAddon63,034 users -
This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.23,561 users -
Upload large attachments to your Cloud and send the link by email39,059 users
Up & Coming Extensions See all »
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Extract attachments from selected e-mails!
Instructions:
1. Select one or more messages
2. Right click and choose Attachment Extractor
3. Select a template for filenames and target folder
4. Done858 users -
Extracts attachments from messages within an account or folder, with the option to select specific attachments. By default, extracted attachments are saved to a .zip file.10,742 users
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Direction control and BiDi-related charset misdetection correction1,764 users -
It's an extension that changes the format of reply header.
You can choose between the standard Thunderbird reply header, a detailed reply header or a Customized reply header.
You can configure it in the Tools ->Add-on Preferences -> changeQuote.2,339 users -
You may need to install https://yellowgnu.com/wp-content/uploads/2026/07/OpenLinkWith-Windows-Helper-1.0.3.zip
Install the XPI in Thunderbird, then extract and run install-host.bat from the Windows helper ZIP.0 users
Featured Collections See all »
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