Welcome to Thunderbird Add-ons.
Add extra features and styles to make Thunderbird your own.Close
Privacy and Security
Adblock Plus No Restart Featured
Blocks annoying video ads on YouTube, Facebook ads, banners and much more.
Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).
Adds the ability to create and edit entries in the password manager.
Identity Chooser helps you to always use the correct identity when composing a new email.
Adblock Edge No Restart
Adblock Edge is a fork of the Adblock Plus version 2.1.2 extension for blocking advertisements on the web, without sponsored ads whitelist.
**This addon has been discontinued**
Pan No Restart
Block ads and manage proxy.
Retrieve your Passwords the quick way! Never retype or display your secure passwords on screen anymore - put the password where you need it - the login form or the clipboard.
Now also includes single sign on change!
Mail Merge Featured
Mass Mail and Personal Mail
Bluhell Firewall No Restart
Get a faster browsing experience by blocking nasty web resources using Bluhell Firewall, the lightweight Ad-Blocker and Tracking/Privacy Protector.
Removes comment, display name automatically from addresses before sending mail.
Sets message security option "encrypt message", if valid X509 certificates are found for all recipients.
Customizations for Adblock Plus No Restart
This extension provides various customization options for the Adblock Plus user interface.
Minimum and fast URL blocker by regular expression.
Adds S/MIME Security configuration to the multiple identities dialog.
Meanwhile this feater has been integrated into Thunderbird 3
Turn the web on its head with the Plain Old Webserver (POW), which adds a server to your browser.
Adds metadata and sortable tags to the password manager.
Confirm E-mail address before sending mail
Button in the toolbar/status bar to change referer value.
Encrypt your text data in browser before you submit it to a network
Adds a hostname, URL, or email account ID to the application's window name (e.g., that of Firefox or Thunderbird) to make it recognizable to password manager utilities like KeePass.