Message and News Reading
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Simple Search-For Extension Requires Restart
Adds a "Search for" item to Thunderbird's context menu, like in Firefox.
Close Tab By Double Click Requires Restart
Close active tab by double-clicking it.
Disable "You" Requires Restart
Addresses in the From/To/Cc headings are since Thunderbird 3 replaced with word "You" if they match any of your identities. This extension disables this function.
Purge! Requires Restart
Add toolbar icons to purge (compact folders) and/or delete junk messages to your toolbar and thread context...
Equations Requires Restart
Insert inline LaTeX equations into e-mail messages.
Quote Colors Requires Restart
Quote Colors allows you to select text and background colors of different quote levels which are applied when reading or printing mail/news messages. Additionally, you can choose between graphical and traditional plain text quoting display mode.
One Click Search Requires Restart
One-click search similar to The Bat! program.
BrowsrBounce Requires Restart
Do links not load in the correct browser? Are they not loading at all? BrowsrBounce will fix that for you.
Headers Toggle Requires Restart
Gives Thunderbird a keyboard shortcut (H) to change how headers are displayed.
Change Requires Restart
In-page Currency Conversion Extension for Thunderbird and Firefox...
Leet Key Requires Restart
Transforms typed or static text to L337, ROT13, BASE64, HEX, URL, BIN, DES, AES, Morse code, DVORAK keyboard layout and to lower/to upper case functionality, Leet Font...
Any key Requires Restart
Allows typing into phonetic Russian, Ukrainian, Amharic, Arabic, Armenian, Hindi Davangari, Hebrew, Mongolian, greek... transforming translit into the choosen language...
Russ Key Requires Restart
Allows typing in phonetic Russian and transforming Russian translit into Cyrillic...
Bugmail Requires Restart
This extension adds bug status to the header pane. It currently supports Bugzilla, Trac, Flyspray and Launchpad.
Show Address Requires Restart
Shows the Sender/Recipient Mailaddress in the Mail List. Normaly, only the Name is displayed, which is wrong on most Spam Mails. Now you also can clearly see which of your Mail Addresses was used, extremly usefull if you are using a chatch-all...
POW -- Plain Old Webserver Requires Restart
Turn the web on its head with the Plain Old Webserver (POW), which adds a server to your browser.
Copy Link Name for Thunderbird Requires Restart
It's like Copy Link Name for Firefox but for Thunderbird!
vnotereader Requires Restart
Extension to view vNotes in a more readable format
Gmail IMAP Account Setup Requires Restart
Add Gmail IMAP options to the account wizard. You can easily set up Gmail IMAP by this extension.
To create your own collections, you must have a Mozilla Add-ons account.