Add-ons
Miscellaneous
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Mail Redirect
Allow to redirect (a.k.a. "remail") mail messages to other recipients.
36,526 users
Most Popular See all »
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Adds some tools to import and export folders and messages462,706 users -
Allows bidirectional access to Google Calendar309,571 users -
Quicktext is an extension for Thunderbird that lets you create templates that can be easily inserted into your own emails.91,660 users -
Allow to redirect (a.k.a. "remail") mail messages to other recipients.36,526 users
Top Rated See all »
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![Icon for Classic Toolbar Buttons [Tb24-58] (discontinued)](https://addons.thunderbird.net/user-media/addon_icons/353/353047-32.png?modified=mcrushed)
'Classic Toolbar Buttons' add-on restores old toolbar button ui (known from Fx 4-7 small view, Fx4-12 large view & Tb5-14) for current Firefox, Thunderbird and Seamonkey versions.3,449 users -
Permits selective enabling and disabling of search indexing on folders or accounts - with inheritence. Also adds three columns to the Thunderbird message pane that are useful in debugging.257 users -
![Icon for NewScrollbars [Tb 10-56] (discontinued)](https://addons.thunderbird.net/user-media/addon_icons/354/354884-32.png?modified=mcrushed)
The "NewScrollbars"-extension replaces default scrollbars of Firefox and Thunderbird with colorized ones (partly) known from "Noia themes".
[ not compatible with Firefox / Thunderbird 57+ ]819 users
Recently Added See all »
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Quickly test out your web pages in Chrome, Edge, Safari, or Opera. Open With opens the current page in your other browsers with just two clicks. Donate here: https://darktrojan.github.io/donate.html?openwith1,121 users -
URL Link is a small Thunderbird extension that allows you to select a non-URL in a mail/news message or web-page, and open it in a browser window.2,513 users -
Change prefs so that you use addons.thunderbird.net as the provider for add-on downloads and updates.30 users
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Hotfix for EditEmailSubject version 2.1.0 by jisse44
https://addons.mozilla.org/de/thunderbird/addon/edit-email-subject/
- fixed: does not overwrite Message-ID and references with undefined14 users -
Out of Office for Gmail
This add-on allows you to set an out of office auto-responder in your gmail account. It adds a button in the toolbar customization list.129 users
See all 410 extensions in Miscellaneous »
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