Up & Coming Extensions
Dictionary Switcher for Thunderbird Requires Restart
Toggles spelling dictionaries automatically or manually and displays the currently selected one in the status bar.
Now merged with Dictionary Switcher v1.3 for Firefox/SeaMonkey
Text2Link Requires Restart
Text2Link is a simple and easy-to-use way to copy the text of a link, or to open URLs and send emails to addresses not marked-up as HTML links.
X-notifier (for Gmail,Hotmail,Yahoo,AOL ...) Requires Restart
Notifier for gmail, yahoo, hotmail, aol and more webmails.
X-notifier(aka WebMail Notifier) checks your webmail accounts and notifies the number of unread emails...
Supports : gmail, yahoo, hotmail, POP3/IMAP, facebook, twitter and more
The 'NoiaButtons' add-on offers cartoonish toolbar button icons (known from Noia themes) for default theme and lightweight themes. Further more lite silver and dark versions of Noia themes are included.
DKIM Verifier Requires Restart
Verifies the DKIM-Signature of an e-mail.
Compact Menu 2 Requires Restart
Add a compact menu button to the navigation toolbar, and hide the menu bar.
Smiley Fixer Requires Restart
Fixes Wingding Smileys in Outlook-generated emails
Folder Account Requires Restart
Lets you associate user accounts and identities with specific folders. Great for multiple users who share TB, or for managing mailing lists.
XNote++ Requires Restart
Persistent sticky notes for Thunderbird associated to mails.
This is a port to Thunderbird >= 3 based on XNote 2.1.0 ( https://addons.mozilla.org/en-US/thunderbird/addon/3093 ) with bugfixes and additional features.
Color Folders Requires Restart
Color your Folder Treeview Icons!
Forecastfox (fix version) Requires Restart
Get international weather forecasts from AccuWeather.com and display them in any toolbar or statusbar with this highly customizable and unobtrusive extension.
Now Available for: Firefox, Thunderbird and SeaMonkey!
Close tab on ESC Requires Restart
Closes a Mozilla Thunderbird tab when pressing the Escape key.
More Tools Menu Requires Restart
Unclutter the "Tools" menu by moving new items to a "More Tools" menu.
Remove Duplicate Messages (Alternate) Requires Restart
Search and remove messages which are the same as other messages in your mail folders (referred to as duplicates or dupes).
Select Address Book Text Requires Restart
Copy and paste a name, phone number, address or other text from your Thunderbird address book quickly, with just a single menu click.
Personas Rotator Requires Restart
Personas Rotator is a new companion for Personas Firefox add-on to change over 65000+ skins periodically on Firefox. What Will Your Browser Wear Now?
Launchy Requires Restart
Launchy will enable you to open links and mailto's with external applications...
Phoenity Buttons Requires Restart
Adds some toolbar buttons using phoenity icons.
Displays message headers more compact (2 lines).
If you are the kind of person who likes to have total control over every aspect of your downloads, "Download Status Bar" is the add-on you are looking for.
Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.