Appearance and Customization

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Hide C. Titlebar Plus Lite

* "Maximize your content space by configuring Title-bar & floating main-menu".
* Configurable "Thunderbird" application-main-button at top-left corner!, like Firefox's one. (see sshots)
* "Close Current Tab"! as configurable Close-button action.

Rated 5 out of 5 stars (17)
623 users

Collapsed Unread

Shows unread email count for collapsed folders even if the unread mails are in subfolders.

Rated 3 out of 5 stars (5)
598 users

ColumnsWizard

Adds some magic to the folder list columns!
With this addon you can:
* Add a custom column
* Set the default columns settings for any new folder.
* Show hidden columns in the Conversation Tab and in the search window.

Rated 5 out of 5 stars (3)
563 users

Sort and Search Customization Dialogs

Sort and search for buttons in (any) toolbar customization dialog

Rated 4 out of 5 stars (14)
493 users

Lightning Reminder Left Buttons

Tired to mistakenly press that "Dismiss All" button? Move the Lightining Reminder "Snooze all for" and "Dismiss All" buttons to the LEFT!
... and from version 2.0 you can keep them on the RIGHT, but swapped!

Not yet rated
477 users

Titlebar Tabs Cleaner

A toolbar button to remove the tabs from the Windows titlebar back to their original place. Provides an easy way to undo the changes introduced by Thunderbird 17 or switch between the two modes effortlessly.

Rated 5 out of 5 stars (7)
415 users

Before Tabs Toolbar

Adds a toolbar before the tabs.

Rated 5 out of 5 stars (7)
408 users

Simple Week View

A simple week view for Lightning, as in the print layout.

Rated 3 out of 5 stars (3)
385 users

Switch Message Colour

Adds a Toolbar-Button to Thunderbird to switch between the mails' original colouring and your user defined colouring.

Not yet rated
355 users

Page Colors & Fonts Buttons No Restart

Adds buttons to toggle the using the default page colors and fonts, and the page defined colors and fonts.

Rated 5 out of 5 stars (2)
353 users

about:config Button No Restart

Open about:config to change hidden settings that cannot be edited from the Options window. All Mozilla based programs have settings that can not be changed in the options window.

Not yet rated
338 users

TotalQuickFilter

Reboot the QuickFilter bar.

Rated 3 out of 5 stars (5)
298 users

Dstocks

Displays stock market indices in the status bar.
Delay of updates on option (default : every 10 mn) or on click.
Right-clic to choose your indice and to see the other ones.

Rated 5 out of 5 stars (2)
235 users

Chat Notifier with Pop-Ups

Allows to be notified when you receive chat message in Thunderbird.

Rated 3 out of 5 stars (3)
233 users

Disable about:config

Disable about:config feature of Firefox and Thunderbird.

Rated 1 out of 5 stars (1)
230 users

Close last tab with middle-click No Restart

THIS ADD-ON IS NOW UNNECESSARY FOR FIREFOX 31 AND UP!

Tired of middle-clicking on the last tab in Thunderbird, only to have nothing happen? This add-on embraces the industry-standard middle-click behavior of IE, Chrome, and Firefox (3.6- and 31+).

Rated 5 out of 5 stars (3)
225 users

Toggle Folderpane View

This addon provides a toolbar button for toggling between the "All" and "Favorite" views in the folderpane.

Rated 5 out of 5 stars (1)
193 users

Show Calendar Week

Shows the calendar week Thunderbird/Lightning calendar's moth and multi-week view.

Not yet rated
170 users

Dybutar No Restart

Dynamic creation of bookmark-style toolbar buttons which you can customize.

Rated 5 out of 5 stars (6)
155 users

Add-ons Manager - Version Number No Restart

Restores add-on version number inside Add-on Manager for latest builds of Firefox, Thunderbird and Seamonkey.

Rated 5 out of 5 stars (4)
138 users