Adds some tools to import and export folders and messages
Allows bidirectional access to Google Calendar
Quicktext is an extension for Thunderbird that lets you create templates that can be easily inserted into your own emails.
Mail Redirect 需要重开
Adds some options to print messages and addressbooks
Display Quota 需要重开
This extension will display the current status of your IMAP quota in thunderbird's statusbar and will warn you when you reach a configurable limit...
DOM Inspector 需要重开
DOM Inspector is a tool that can be used to inspect and edit the live DOM of any web document or XUL application. The DOM can be navigated using a two-paned window displaying a variety of different views on the document and all nodes within.
Add-on has now been discontinued, see below.
Toolbar-Buttons for Lightning; advances the feature to get rid of the tabbar.
Empties the Trash and Junk folders, and compacts folders in multiple Thunderbird accounts.
As of Firefox 33, Venkman *no longer works*, as the APIs which it needs have been removed.
Calendar Tweaks 需要重开
Allows several tweaks to the Thunderbird/Lightning calendar user interface including new selection styles and repeating event icons. Mimics the colors and styles found in MS Outlook.
Minimizes windows into the system tray.
Blinking Alert 需要重开
Adds blink feature to the new-mail alert.
You can also disable auto-hiding of the alert.
Adds many new mail filter actions - launch a file, suppress notification, remove star or tag, mark replied or unread, copy as "read", append text to subject.
Adds toolbar buttons to the customize toolbar window in several programs including Firefox, Thunderbird and SeaMonkey. Some of the buttons make commonly preformed actions quicker, others add new functionality.
Add Signature 需要重开
Simply add your signature manually (right mouse click) to your emails
It adds some options to launch easily other profiles and the Profile Manager.
Auto Compress File 需要重开
Compressor for attachment files. All platforms are supported (Windows, Linux and Macintosh).
Dorando keyconfig 需要重开
A modified Dorando's addon to rebind keyboard shortcuts. It is designed to be a drop-in replacement, keeping your old settings. (See details for upgrade instructions.)