Voorkoms en aanpassing
Convert the current webpage into a PDF file!
Just for now - get also a PRO version for FREE!
A simple button to invoke the (already existing) send later functions.
Add-ons Manager - Version Number No Restart
Restores version numbers for all installed add-ons inside Add-on Manager on Firefox, Thunderbird and Seamonkey.
Customize menus : Helps removing, moving and renaming menus and menu items
Colorize important menu for ease of use! (use Style (CSS))
Change or disable any of used keyboard shortcuts
Support: Firefox, Thunderbird and SeaMonkey
Window Master No Restart
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.
UI Text Overrider No Restart
Provides ability to override UI elements' label, tooltip text, etc.
This addon provides a toolbar button for toggling between the "All" and "Favorite" views in the folderpane.
Allows the user not to restore tabs at startup in Thundertbird
A toolbar button to switch between layouts.
Automatically converts top-posted messages to use bottom-positng or vice versa. Interleaved posts are left alone. Detects automatically added text and supports a per-contact list of exceptions.
Disable about:config feature of Firefox and Thunderbird.
Hides the badge for new messages of the Thunderbird app icon on Mac OSX.
Adds a toolbar before the tabs.
Big Navigation No Restart
enlarging the navigation links on the pages
Provides global user stylesheet.
Provides (restores) customizability of auto complete items for LDAP addressbook items, and more features.
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+).
Provides ability to hide option panes.
Show a column with the Gravatar-picture and sender-name in email folders.