Add-ons
Most Popular All »
- 1. Lightning 6,726,217 users
- 2. ImportExportTools 470,692 users
- 3. Provider for Google Calendar 314,105 users
- 4. Manually sort folders 172,397 users
- 5. Enigmail 135,373 users
- 6. Quicktext 93,503 users
- 7. gContactSync 92,018 users
- 8. LookOut (fix version) 91,737 users
- 9. CompactHeader 90,383 users
- 10. Remove Duplicate Messages (Alternate) 72,881 users
Featured Extensions See all »
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OpenPGP message encryption and authentication for Thunderbird and SeaMonkey.135,373 users -
A new Thunderbird address book based on the CardDAV and vCard standards.
Twitter: @CardBookAddon43,827 users -
Add symbol in header plane to switch between compact and expanded view. Options to switch between one or two lines compact view, which buttons should be displayed in header pane. New beta version available from http://compactheader.mozdev.org/90,383 users -
Allow to redirect (a.k.a. "remail") mail messages to other recipients.37,319 users
Up & Coming Extensions See all »
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Adds the ability to easily insert emojis into your composed messages in Thunderbird.1,324 users -
Adds the Google Calendar web interface in a new Thunderbird tab. Creating and viewing events works like in a browser (Firefox, Chrome, ...)4,997 users -
This addons allows you to write LaTeX expressions in your emails such as $x^2$ or $$\sum_{x=0}\infty$$ and have them all replaced by a PNG image with the corresponding formula inside.1,586 users -
Adds the ability to control primary, default sorting and threading options.1,219 users -
Adds a button that can be put in toolbars which opens the addressbook in a new tab like pastismans AddressBookTab10,243 users -
For work with new versions, use autoconfiguration module https://mozillagpo.sourceforge.io/
Firefox and Thunderbird extension to manage user preferences and user profile CA certificates using group policy1,937 users
Featured Themes See all »
Featured Collections See all »
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