Extensions by Name
.vcs Support Requires Restart
Import and export calendar files in vCalendar (.vcs) format
3e Calendar Requires Restart
Adds support for 3e calendars
A Better S/MIME GUI Requires Restart
Provides a better S/MIME GUI for Thunderbird.
AastraClickToCall Requires Restart
Converts telephone numbers into clickable links for use with Aastra IP Phones
Abmelden von Mailinglisten Requires Restart
Abmelden von Newsletter-Verteilerlisten direkt über Thunderbird Benutzeroberfläche.
About Add-ons Requires Restart
Adds an About button to extensions, themes, and languages in the Add-ons list.
Enables theming of the About:Home page by providing a simple redirect
Displays startup timings
A button that lists all the about pages that exist. Some of these pages are also provided as separate buttons.
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.
about:kittens Requires Restart
Baby cats and kittens in the about box...
about:support Requires Restart
A Mozilla Messaging addon to assist in product support.
AboutConfig Requires Restart
Account Colors Requires Restart
Associates user-defined colors with accounts and identities. Applies these colors to accounts, identities, folders, message list, message headers and compose headers. Users will always know which accounts/identities they are working with.
Account Manager Toolbar Button Requires Restart
accountex Requires Restart
Export/Import Account Settings.....
Add Birthdays To Calendar Requires Restart
Birthdays from addressbook-contacts will be added as events to Lightning...
Add Signature Requires Restart
Simply add your signature manually (right mouse click) to your emails
Displays a menu that allows you to open the option/preference window for any add-on that has one.
Add-on Update Checker Requires Restart
Adds Tools menu item to check Add-ons for updates. Includes toolbar icon.