Brett Zamir's Thunderbird extensions

by Brett Zamir

33 Add-ons in this Collection

Enigmail by Patrick Brunschwig

Rated 4 out of 5 stars 183 reviews

161,782 users

OpenPGP message encryption and authentication for Thunderbird and SeaMonkey.

Toolbar Buttons by Michael B.

Rated 4 out of 5 stars 314 reviews

134,016 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.

ProfileSwitcher by Paolo "Kaosmos"

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Rated 4 out of 5 stars 62 reviews

47,578 users

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

Contacts Sidebar by Jeroen Peters

Rated 4 out of 5 stars 274 reviews

35,921 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.

CompactHeader by jmozmoz

Rated 5 out of 5 stars 170 reviews

151,267 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)

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

Rated 5 out of 5 stars 109 reviews

25,042 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!

Stationery by Arivald

Rated 4 out of 5 stars 107 reviews

39,245 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!

Thunderbird Message Filter Import/Export Enhanced by HerCsD

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Rated 3 out of 5 stars 41 reviews

23,962 users

Thunderbird Message Filter Import/Export Enhanced is a compatibility port of Wind Li's add on.
Original add on here:

Check and Send by H.Ogi

Rated 4 out of 5 stars 25 reviews

25,591 users

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

ThunderSync by Frank Abelbeck

Rated 4 out of 5 stars 15 reviews

11,056 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.

quickFilters by Realraven (Axel Grude)

Rated 4 out of 5 stars 20 reviews

10,326 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.

Tag Toolbar by H.Ogi

Rated 4 out of 5 stars 38 reviews

16,838 users

Add toolbar for toggling tags.

Thunderbird Message Filter Import/Export by Wind Li

Rated 3 out of 5 stars 65 reviews

8,918 users

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

New Mail Attention by Giovanni Coriasco

Rated 4 out of 5 stars 43 reviews

9,024 users

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

FiltaQuilla by R Kent James

Rated 4 out of 5 stars 45 reviews

8,049 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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