.vcs Support 需要重开
Import and export calendar files in vCalendar (.vcs) format
3e Calendar 需要重开
Adds support for 3e calendars
A Better S/MIME GUI 需要重开
Provides a better S/MIME GUI for Thunderbird.
Converts telephone numbers into clickable links for use with Aastra IP Phones
About Add-ons 需要重开
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.
Baby cats and kittens in the about box...
A Mozilla Messaging addon to assist in product support.
Account Colors 需要重开
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.
Export/Import Account Settings.....
Birthdays from addressbook-contacts will be added as events to Lightning...
Add Signature 需要重开
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.
Opens the Add-ons window to perform tasks on your installed Extensions, Themes, Plug-ins and Language packs.