Confirm-Address Requires Restart
Confirm E-mail address before sending mail
Kyrgyz Key Requires Restart
Allows to type Kyrgyz alphabets like Ө,Ң and Ү in any text fields of Firefox Browser, Web Pages and Thunderbird. Converts Latin words into Cyrillic words instantly. Makes EnglishRussian translations.
Send Filter Requires Restart
This add-on allows you run your message filters automatically on outgoing messages after sending. In other words, it's a outgoing filter for thunderbird and seamonkey.
WordReference Translator Requires Restart
Open a tab with WordReference's translation for the selected word. Through a floating link, or by pressing "D" key.
Simple Search-For Extension Requires Restart
Adds a "Search for" item to Thunderbird's context menu, like in Firefox.
bosskey Requires Restart
Add Boss Key, Minimize/Close to tray and memory auto cleaning to Firefox.
ThunderBrowse Requires Restart
Did your friend send you a cool link? Want to read the rest of that interesting article? Don't want to open up your web browser just to view it? You don't have to! Just view it in Thunderbird with ThunderBrowse!
ThunderBirthDay Requires Restart
Display birthdays from the Thunderbird addressbooks as events in Lightning.
ThreadBubble Requires Restart
Make Thunderbird resort threads by date when a new message arrives. *** This add-on is no longer required for new versions of Thunderbird! ***
Copy Link Name for Thunderbird Requires Restart
It's like Copy Link Name for Firefox but for Thunderbird!
Sender Name Requires Restart
DragToCompose Requires Restart
Enables dragging a file to Thunderbird for composing a new message without opening composer window first.
ltnPlus Requires Restart
Support printing of tasks for Lightning 0.8/0.9.
Up to version 0.2:
Enhancements to Lightning that are known from Sunbird: Unifinder (for events and todos) and moving MiniMonth to Tabpanel
TB Properties Requires Restart
Wanna know more about a link or image you see in Thunderbird? Do you really really really wish there was a properties box with the info about objects? Well..
TB Custom Toolbar Requires Restart
Adds a button to make new toolbars in Thunderbird
XUL/Migemo Requires Restart
This provides dictionary-assisted search (Migemo search) and regular expression powered search for "find in this page" and other features.
Send Format LDAP Requires Restart
Gets supported email formats (text/HTML) by the recipients from LDAP directories.
Card Viewer Extended Requires Restart
Adds a button in address book cards to fetch and display the certificate of a contact.
Simple HT Jumper Requires Restart
A temporal simple jumper of HTML and Plan TEXT view mode on showing messages and replying messages for Thunderbird without changing the default setting.
Custom Buttons² Requires Restart
The Custom Buttons² Firefox extension provides the code base support necessary to create, maintain, import, and export custom toolbar buttons. The buttons can perform just about any task, with a large number of buttons already available on the exte...