Appearance and Customization
Keep your menus in check by filtering out items you never use.
Firesizer Requires Restart
Allows you to resize the window to specific dimensions.
NOTE: Users of Firefox 29 and above must install "The Addon Bar" extension to use this, as Firesizer uses the add-on bar that has been removed in Firefox 29.
Web reader for wide screens and long documents. Read with pleasure in attractive layouts.
Stylish-Custom Requires Restart
custom additions to Stylish extension
Enhanced Priority Display Requires Restart
Enhanced thread pane display of message priorities.
Send YouTube video links to an external player, downloader, etc,
Dynamic creation of bookmark-style toolbar buttons which you can customize.
enlarging the navigation links on the pages
关闭即最小化 Requires Restart
Use this to Minimize
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.
Sort and Search Customization Dialogs Requires Restart
Sort and search for buttons in (any) toolbar customization dialog
Move the Thunderbird menu bar to the top. Choose from a selection of visual styles + colors. Add frequently used bookmarks and an avatar icon without wasting precious screen space. Bookmark your favorite sites, emails, folders or configuration pages.
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.
Adds icons to buttons and/or menus.
New Tab Button Requires Restart
It provide you the following functionalities:
* Open a selected message in a tab by a toolbar button
* Open a message in a tab by double-clicking its header view (disabled by default)
* Hide Lightning's Today Pane on opening a tab
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+).
More Snooze Requires Restart
This add allow to customize the snooze delay when snooze popup appears (lightning required).
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.
Extremely thin tabs optimized for the squared variants of Classic Theme Restorer.
Please see description for updates!
Extra Format Buttons Requires Restart
Adds a font size (in pixels), strikethough, subscript and superscript buttons to Thunderbird's Compose Window.