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FireTray

A system tray extension for Linux and Windows, allowing to set up custom icon, hiding to tray instead of closing, display the number of unread messages in mailing applications, and other features ...

Rated 4 out of 5 stars (257)
31,367 users
Added April 25, 2007

Get all mails

This extension provides a button for the mail toolbar to get mails for all accounts.

Rated 4 out of 5 stars (38)
9,591 users
Added April 22, 2007

Restart Thunderbird

Restart Thunderbird with ease.

Rated 4 out of 5 stars (20)
609 users
Added April 21, 2007

Recipients Overview

“Who else got that mail?”

Rated 3 out of 5 stars (10)
265 users
Added April 20, 2007

about:kittens

Baby cats and kittens in the about box...

Rated 5 out of 5 stars (6)
25 users
Added April 18, 2007

ManualJunkAction

Introduces an option to specifically set which folder manually marked junk will go to per account.

Rated 4 out of 5 stars (2)
404 users
Added April 17, 2007

Spamness

Visual representation of how spam-like messages are.

Rated 3 out of 5 stars (18)
702 users
Added April 12, 2007

Hide Menubar

Supports to hide Menu Bar automatically, you can press the ALT key to show it temporarily.

Rated 4 out of 5 stars (334)
8,070 users
Added April 4, 2007

.vcs Support

Import and export calendar files in vCalendar (.vcs) format

Rated 3 out of 5 stars (18)
8,979 users
Added March 26, 2007

Translation Panel

Add Web Translation Features.

Rated 4 out of 5 stars (48)
624 users
Added March 23, 2007

Remove Duplicate Messages (Alternate)

Search and remove messages which are the same as other messages in your mail folders (referred to as duplicates or dupes).

Rated 4 out of 5 stars (145)
69,505 users
Added March 13, 2007

FG Printers

This extension allows you to modify the printing output of Mozilla Calendar. You can change the font, font-sizes and display of colors. Plus category colors are actually printed and end date calculation now works!

Rated 4 out of 5 stars (27)
982 users
Added March 12, 2007

Growl Notifications

Official Growl project to integrate it with the Mozilla code base.

Rated 4 out of 5 stars (22)
296 users
Added March 10, 2007

Provider for Google Calendar

Allows bidirectional access to Google Calendar

Rated 4 out of 5 stars (1,028)
340,044 users
Added March 10, 2007

Lightning Nightly Updater (Unofficial)

Quickly get to the latest nightly build of Lightning relevant to the version of Thunderbird and the OS you're on.

Rated 4 out of 5 stars (39)
10,562 users
Added March 8, 2007

Disable DragAndDrop (Thunderbird)

A Thunderbird extension which disables drag and drop in the folder pane.
This extension prevents unintended folder movement.

Rated 5 out of 5 stars (9)
2,039 users
Added February 28, 2007

Compact Menu 2

Add a compact menu button to the navigation toolbar, and hide the menu bar.

Rated 4 out of 5 stars (350)
7,531 users
Added February 20, 2007

Viral Threat Level

Adds an image to the status bar indicating the current threat level of the internet. It allows quick access to security information that you can use to help protect yourself, and links to antivirus software comparisons and security extensions.

Rated 4 out of 5 stars (22)
1,111 users
Added February 19, 2007

Keyword Highlight

Keywordhighlight changes color/size/weight of your favorite keywords...

Rated 4 out of 5 stars (20)
4,294 users
Added February 19, 2007

Thunderled

For ASUS laptop owners, each time a new email is in your inbox, the email led will switch on...

Rated 4 out of 5 stars (10)
42 users
Added February 17, 2007