Appearance and Customization


Lightning Colors Reminder

Let's show the calendar color on Lightning reminders!

Not yet rated
17 users
Added September 30, 2015

Disable About Something

Provides ability to disable "about:*" pages by the configuration.

Not yet rated
13 users
Added September 24, 2015

Squared Australis Tabs (Tb) No Restart

A small and simple extension, which replaces the curved tabs of the Australis design with squared ones, similar to Thunderbird v14 and prior.

Not yet rated
118 users
Added August 4, 2015

Profile Buttons No Restart

A button to be able to open the profile folder, along with two buttons to create profiles, and also switch the current profile.

Rated 1 out of 5 stars (1)
363 users
Added July 8, 2015

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 (10)
803 users
Added June 27, 2015

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
909 users
Added June 21, 2015

All Menus Button No Restart

Show all the menus in a single menu button that can be placed anywhere. Also contains replacement buttons for the default menus.

Rated 5 out of 5 stars (5)
1,963 users
Added June 9, 2015

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 4 out of 5 stars (4)
529 users
Added June 7, 2015

Show Calendar Week

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

Not yet rated
534 users
Added May 22, 2015


Show a column with the Gravatar-picture and sender-name in email folders.

Not yet rated
40 users
Added April 25, 2015

Customizable LDAP AddressBook Auto Complete

Provides (restores) customizability of auto complete items for LDAP addressbook items, and more features.

Not yet rated
138 users
Added March 9, 2015

Extra Format Buttons

Adds a font size (in pixels), strikethough, subscript and superscript buttons to Thunderbird's Compose Window.

Rated 5 out of 5 stars (5)
4,077 users
Added February 26, 2015

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)
304 users
Added February 17, 2015

Path Linker


Not yet rated
15 users
Added February 11, 2015

Auto Zoomer

Keep a preset zoom level across thunderbird restarts.
Usefull on High DPI screens.

Rated 5 out of 5 stars (2)
170 users
Added February 9, 2015

Simple Week View

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

Rated 3 out of 5 stars (3)
479 users
Added February 9, 2015

Forecastfox (fix version)

Get international weather forecasts from and display them in any toolbar or statusbar with this highly customizable and unobtrusive extension.

Now Available for: Firefox, Thunderbird and SeaMonkey!

Rated 5 out of 5 stars (146)
52,645 users
Added February 6, 2015

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
681 users
Added January 30, 2015

ksbtechies No Restart

Displays latest ksbtehchies News in a popup widget
Get all the Latest ksbtehchies News headline with a single click.

Opens a popup widget with the latest news headlines.

Not yet rated
1 user
Added December 14, 2014

Date on Thunderbird

在thunderbird statusbar显示年月日

Rated 4 out of 5 stars (1)
24 users
Added August 27, 2014