Add-ons
Most Popular All »
- 1. ImportExportTools NG 252,344 users
- 2. Provider for Google Calendar 212,354 users
- 3. LookOut (fix version) 174,157 users
- 4. Quicktext 133,582 users
- 5. Send Later 101,030 users
- 6. Remove Duplicate Messages 98,027 users
- 7. TbSync 80,498 users
- 8. CardBook 77,922 users
- 9. Mail Merge 69,148 users
- 10. Grammar and Spell Checker — LanguageTool 56,442 users
Featured Extensions See all »
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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.24,022 users -
A new Thunderbird address book based on the CardDAV and vCard standards.
Twitter: @CardBookAddon77,922 users -
This addon provides a conversation view for Thunderbird, grouping messages together and allowing you to reply "inline" thus providing a more efficient workflow.28,235 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.11,859 users -
Automatically archives old mails (Improved version of the orginal Autoarchive Add-on)26,035 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.707 users -
Allows to modify the header and the source of messages2,536 users
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View attachments in TB
Image and office files locally
Use Dropbox viewer for 175 file types (in v3)
* Docx, xlsx, pptx, pdf preview
* Slideshow of images
* Zoom/drag to position
* Rotate/flip image
* Download dialog with thumbnail of image4,289 users -
Remembers the language you use with a person or group of people, and switches the spellchecker language automatically for you next time. You do not have to do it manually any more. It remembers and switches it for you.6,072 users -
Allows to edit the source of the currently composed message. A simple alternative to ThunderHTMLedit.1,783 users
Featured Collections See all »
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