Recently Updated Extensions
Outlook style headers and few goodies for Thunderbird & Postbox.
Adds colourful icons to buttons and menus
Standalone calendar UI for Lightning
Thunderbird HTML editor. This add-on adds a HTML tab to the composition window where you can see and edit the HTML source of the message.
Thunderbird extension for the Todo.txt application
OpenPGP message encryption and authentication for Thunderbird and SeaMonkey.
Stop All Ads No Restart
GO ADS FREE NOW!
Browse Safely. Optimize Surfing
Menu Filter No Restart
Keep your menus in check by filtering out items you never use.
Responsible Blocker No Restart
The "Responsible Blocker" arrives to save the Internet, this extension blocks all those annoying ads, but allows only small and acceptable ads, so the websites you like can continue online.
The "Responsible Blocker" arrives to save the Internet!
Element Inspector No Restart
In the DOM Inspector,quickly navigate to the any elements
An easier management of the user interface language
Classic Toolbar Buttons No Restart
'Classic Toolbar Buttons' add-on restores old toolbar button ui (known from Fx 4-7s small view, Fx 4-12s large view & Tb 5-14) for current Firefox, Thunderbird and Seamonkey versions on Windows.
Beta builds on versions page!
Empty all your Trash and Junk folders in one fell swoop!
This extension configures Thunderbird to make connections over the Tor anonymity network.
Open a tab with WordReference's translation for the selected word. Through a floating link, or by pressing "D" key.
This is a plugin for Thunderbird 3.3+ which is able to create Atlassian Jira issues out of e-mails or add the content of an e-mail as a comment on an Jira issue.
Color diffs sent by SVN/CVS/GIT/Mercurial...
RemindMeBot-Reddit No Restart
All the great features of /u/RemindMeBot in a quick and easy to use extension!