South African English spell checker Requires Restart
The South African English spell checker allows you to use place names, borrowed words, and other expressions that are unique to South Africa.
"No more eina, just a lekker spell checker!"
Adds icons to buttons and/or menus.
SQLite Manager Requires Restart
Manage any SQLite database on your computer.
Firesizer Requires Restart
Allows you to resize the window to specific dimensions.
NOTE: Users of Firefox 29 and above must install "The Addon Bar" extension to use this, as Firesizer uses the add-on bar that has been removed in Firefox 29.
Auto Resize JPEG Requires Restart
Resizer for inline and attachment images (only JPEG format).
For Windows only.
Attachment Reminder Requires Restart
Prompts you if it looks like you wanted to attach a file but didn't.
xSearchbarT2 Requires Restart
Somewhere between Thunderbird 1.5 and Thunderbird 2 the message search bar disappeared. This extension restores the search bar. Thunderbird 2 and newer only.
Boomerang Requires Restart
Boomerang E-Mail is an Add-on for the Thunderbird E-Mail-Client and is based on the Boomerang e-Mail algorithm (patent pending).
It provides functionality to send a certain e-mail (including attachments) to several recipients one after the other and...
Folder Filters Button Requires Restart
Just a very simple add-on that adds a toolbar button to execute the "Run Filters on Folders" from Tools menu.
Multi-LDAP Requires Restart
Permits to use several LDAP directories simultaneously for address autocompletion.
Full Web Page Screenshots (♥♥♥♥♥) Requires Restart
FireShot makes full web page screenshots. Demo: http://bit.ly/RlBQMV
Screenshots can be quickly captured and:
― Saved as Image or PDF
― Sent to clipboard
― Annotated *
― Uploaded *
― E-Mailed *
* OS Windows only
This add-on is not compatible with your version of Thunderbird because of the following:
- Add-on has opted into strict compatibility checking.
Blinking Alert Requires Restart
Adds blink feature to the new-mail alert.
You can also disable auto-hiding of the alert.
Locale2MUI Requires Restart
Sets Firefox/Thunderbird Locale to Windows (MUI) Language on startup
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!