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Update Notifier Requires Restart
Note from Mozilla: This add-on has been discontinued. Try Add-on Update Checker instead.
Notifies you when updates are available for your extensions and themes.
update-test
DO NOT install, this is for testing the update mechanism.
If you are interested in the functionality, use quicker quicksearch instead
UrgentMail
Raise X11 urgent flag if new mail is received.
This addon listens for incoming mails and causes the Thunderbird window to draw attention.
URL Link
URL Link is a small Thunderbird extension that allows you to select a non-URL in a mail/news message or web-page, and open it in a browser window.
Use Bcc Instead Requires Restart
Sorry but this addon is no longer supported in TB 60. See below.
Who among us has not made the mistake of sending a 'broadcast' email to a large number of recipients without using BCC; thereby revealing everyone's email addresses to all?
Use BCC Instead C Requires Restart
This addon prevents you accidentally sending an email to a large number of recipients without hiding their addresses from each other by using BCC. It is for TBv68.
IT WILL NOT BE UPDATED FOR TBv78.
Try my addon 'Limit non-BCC recipients'
userChromeJS
Load the contents of chrome/userChrome.js from the user's profile directory every time a window is opened. Also add a toolbar button which reloads userChrome.js in the current window.
vault56 protection
vault56 protection protects against potentially malicious attached files and links. Links are rewritten to pass through vault56 URL protection servers and checked for trackers and malicious activity.
Version in Add-on bar Requires Restart
Show the Firefox/Thunderbird version number in the addon bar (formerly called status bar).
Version Number in Add-ons Manager
[Restartless] [e10s Compatible]
Easily viewable version info in the Add-ons Manager on Firefox/Thunderbird 41.0 - 56.*
Also restores the add-on version number on Firefox/Thunderbird 41.0 - 56.*.
Viadeo Tab Requires Restart
Cette extension ajoute le réseau social français, Viadeo, un bouton d'accès à ouverture simple et rapide dans Thunderbird.
D'autres médias sociaux sont disponibles également.
View Headers Toggle Button Requires Restart
This extension adds a toolbar button that allows the easy toggling of viewing all message headers.
View Your Certificates Email Address
Adds a column for displaying the certificates Email address to the "Your Certificates" tab of the Certificate Manager
Viral Threat Level Requires Restart
Adds an image to the status bar indicating the current threat level of the internet. It allows quick access to security information that you can use to help protect yourself, and links to antivirus software comparisons and security extensions.
VKeyBoard Requires Restart
Virtual keyboard for firefox and the Kiosk Browser. Adds a keyboard to the bottom of the window. Great for use with touchscreens or in a kiosk environment
To create your own collections, you must have a Mozilla Add-ons account.