Brett Zamir's Thunderbird extensions

by Brett Zamir

33 Add-ons in this Collection

Enigmail by Patrick Brunschwig

Rated 4 out of 5 stars 188 reviews

177,574 users

OpenPGP message encryption and authentication for Thunderbird and SeaMonkey.

Toolbar Buttons by Michael B.

Rated 4 out of 5 stars 322 reviews

130,423 users

Adds toolbar buttons to the customize toolbar window in several programs including Firefox, Thunderbird and SeaMonkey. Some of the buttons make commonly preformed actions quicker, others add new functionality.

Check and Send by H.Ogi

Rated 4 out of 5 stars 29 reviews

26,317 users

Check the message contents and addresses before you send the message...

ProfileSwitcher by Paolo "Kaosmos"

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Experimental

Rated 4 out of 5 stars 77 reviews

54,758 users

It adds some options to launch easily other profiles and the Profile Manager.

CompactHeader by jmozmoz

Rated 5 out of 5 stars 172 reviews

151,382 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. For Thunderbird 36 and older use version 2.0.9 (see version history)

Stationery by Arivald

Rated 4 out of 5 stars 108 reviews

43,675 users

Extension to mimic Outlook Express Stationery.
Allow you to use HTML files as templates for mail. Also allow custom template in replies or forwarded mail!

QuickFolders (Tabbed Folders) by Realraven (Axel Grude), Alexander Malfait

Rated 5 out of 5 stars 112 reviews

27,662 users

The "Swiss army knife" of folders. Turn your favorites into tabs - open folders and subfolders, move mails without scrolling around or searching. powerful + easy.

See new mail at a glance after automatic filtering - supports quickFilters addon!

New Mail Attention by Giovanni Coriasco

Rated 4 out of 5 stars 46 reviews

8,778 users

This addon calls attention to main window on new message arrival.

Thunderbird Message Filter Import/Export Enhanced by HerCsD

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Experimental

Rated 3 out of 5 stars 42 reviews

27,269 users

Thunderbird Message Filter Import/Export Enhanced is a compatibility port of Wind Li's add on.
Original add on here: https://addons.mozilla.org/en-US/thunderbird/addon/thunderbird-message-filter-imp/

quickFilters by Realraven (Axel Grude)

Rated 5 out of 5 stars 25 reviews

12,720 users

Quickly generate mail filters on the fly, by dragging and dropping mails and analyzing their attributes. Create a filter in less than 10 seconds, it's as easy as: drag, click, click.

By popular demand, supports SORTING filters alphabetically.

ThunderSync by Frank Abelbeck

Rated 4 out of 5 stars 15 reviews

12,766 users

Allows to synchronise Thunderbird's addressbook with external directories/files. Every contact is exported/compared with an external file. Right now, only vCard version 2.1 is supported as export file format.

Tag Toolbar by H.Ogi

Rated 4 out of 5 stars 44 reviews

18,526 users

Add toolbar for toggling tags.

Thunderbird Message Filter Import/Export by Wind Li

Rated 3 out of 5 stars 68 reviews

8,673 users

Thunderbird Message Filter Import/Export is a thunderbird/mozilla extension to import/export message filters.

Contacts Sidebar by Jeroen Peters

Rated 4 out of 5 stars 275 reviews

36,858 users

Displays the address books in a sidebar in Thunderbirds 3-pane-window and can be toggled with the F4 key or a toolbar button.

Visit my Contacts Sidebar site for recent versions and news.

FiltaQuilla by R Kent James

Rated 4 out of 5 stars 51 reviews

9,446 users

Adds many new mail filter actions - launch a file, suppress notification, remove star or tag, mark replied or unread, copy as "read", append text to subject.
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