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TT DeepDark Requires Restart

Simple and smooth dark complete theme for Thunderbird

Rated 5 out of 5 stars (271)
214 users

FireTray Requires Restart

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 (291)
932 users

MS Office 2003 JB Edition Requires Restart

MS Office 2003 Theme.

Rated 5 out of 5 stars (77)
319 users

Windows Taskbar Unread Badge

Put an unread mail count badge on the Thunderbird icon in the Windows taskbar.

Rated 4 out of 5 stars (43)
446 users

xpDefault Colored Buttons Requires Restart

Default XP theme for ThunderBird 45. (Mail and Lightning calendar)
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After long time of inactivity, Michal Stanke decided not to update xpDefault.
I propose to try, and make this version, tested on Vista and Win 8.1.
new 45.0.3 16 oct 2016

Rated 5 out of 5 stars (23)
16 users

Window Master

Functionality for multiple screens and windows. Easily open links in other windows or on other screens, move or merge tabs, and move or merge entire windows. With graphical controls for grid positioning.

Rated 4 out of 5 stars (23)
2 users

Windows Contacts Loader Requires Restart

Loads Windows Contacts from Windows 7 or Vista in a Thunderbird Address Book called "Windows".

Rated 4 out of 5 stars (28)
4 users

Winmail Opener Bridge Requires Restart

Opens attached winmail.dat by Winmail Opener automatically.

Not yet rated
3 users

Tools > Options… for Linux

Moves Edit > Preferences to Tools > Options…

Rated 5 out of 5 stars (7)
1 user

Keyfixer Requires Restart

(Note: Version 0.5.34 has been updated to work with Firefox 34)

Keyfixer patches the key bindings for Mac OS X users of Firefox and Thunderbird to match the key bindings of Windows

Rated 4 out of 5 stars (33)
0 users

IsAdmin Requires Restart

Shows whether the application is running with admin privileges, using an icon in the status bar; useful if logged in as an administrator and you use privilege limitation tools such as DropMyRights, RunAs or Windows User Account Control.

Rated 4 out of 5 stars (9)
2 users

NuevaSync Push Email Synchronization Requires Restart

NuevaSync provides push sync services for email and more for iPhone, Android, and other smartphones. This add-on displays real-time sync status in the Thunderbird status bar, and offers easy NuevaSync account setup using your Thunderbird settings.

Not yet rated
0 users

Glasser for Thunderbird Requires Restart

Adds the Windows Aero glass to Thunderbird. Based on Glasser Firefox add-on.

Rated 4 out of 5 stars (20)
0 users

Pywalfox

Dynamic theming of Thunderbird using your Pywal colors.

https://github.com/Frewacom/pywalfox

Rated 3 out of 5 stars (6)
294 users