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GNotifier

Add-on for Firefox and Thunderbird. Replaces built-in notifications with the OS native notifications. It supports most Linux Desktop Environments, Windows 8.1 & 10.

Rated 5 out of 5 stars (36)
10,828 users
Added February 14, 2016

Email Addresses in Message Headers Requires Restart

Shows email addresses in message headers, including those of contacts, and provides control over message header presentation.

Rated 3 out of 5 stars (2)
292 users
Added February 13, 2016

Stylish-Custom Requires Restart

custom additions to Stylish extension

Rated 5 out of 5 stars (6)
715 users
Added January 12, 2016

No need flash plugin on embeded youtube movies

No need flash plugin on embeded youtube movies

Rated 4 out of 5 stars (19)
4,798 users
Added January 1, 2016

关闭即最小化 Requires Restart

Use this to Minimize
点击关闭钮按等同于点击最小化按钮,使得firefox驻常任务栏--支持win10
适合理处因使用了大量的本脚和插件的时候firefox启动慢缓的问题
A remake of the MinimizeToTray-extension made to fit the Windows 10 taskbar. Instead of minimize the window to the tray it minimize it to the taskbar.

Rated 5 out of 5 stars (8)
109 users
Added November 10, 2015

Hide Badge Icon Requires Restart

Hides the badge for new messages of the Thunderbird app icon on Mac OSX.

Not yet rated
9 users
Added November 8, 2015

Thunderbird-DontRestoreTabs Requires Restart

Allows the user not to restore tabs at startup in Thundertbird

Not yet rated
133 users
Added October 18, 2015

Contact DnD Requires Restart

Enables one to assign a photo to a contact by dragging and dropping it from the local filesystem.

Not yet rated
18 users
Added October 6, 2015

Pic Zoom Requires Restart

Zoom in and out of any image on a page

Not yet rated
113 users
Added October 1, 2015

Lightning Colors Reminder Requires Restart

Let's show the calendar color on Lightning reminders!

Rated 5 out of 5 stars (1)
4,653 users
Added September 30, 2015

Disable About Something Requires Restart

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

Rated 5 out of 5 stars (1)
622 users
Added September 24, 2015

Squared Australis Tabs (Tb)

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

Rated 4 out of 5 stars (7)
469 users
Added August 4, 2015

Profile Buttons

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

Rated 4 out of 5 stars (8)
1,172 users
Added July 8, 2015

Version Number in Add-ons Manager

[Restartless] [e10s Compatible]
Easily viewable version info in the Add-ons Manager on Firefox/Thunderbird 24.0 and later.
Also restores the add-on version number on Firefox/Thunderbird 40.0 and later.

Rated 5 out of 5 stars (3)
279 users
Added July 1, 2015

Add-ons Manager - Version Number

Restores version numbers for all installed add-ons inside Add-on Manager on Firefox, Thunderbird and Seamonkey.

Rated 5 out of 5 stars (21)
1,674 users
Added June 27, 2015

about:config Button

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.

Rated 5 out of 5 stars (5)
3,136 users
Added June 21, 2015

All Menus Button

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

Rated 4 out of 5 stars (10)
1,336 users
Added June 9, 2015

Page Colors & Fonts Buttons

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 (6)
1,596 users
Added June 7, 2015

Show Calendar Week Requires Restart

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

Rated 5 out of 5 stars (6)
858 users
Added May 22, 2015

Gravatars Requires Restart

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

Not yet rated
67 users
Added April 25, 2015