Add-ons
Most Popular See all »
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OpenPGP message encryption and authentication for Thunderbird and SeaMonkey.118,098 users -
Create and Save or Send Multiple Individual and Personalized Messages from a Draft66,082 users -
Confirm mail address and attachments based on flexible rules.20,816 users -
Check the message contents and addresses before you send the message...20,136 users -
Add simple functions to report spams or phishing to Signal Spam by one click.
The add-on will also alert you if you open a fraudulent e-mail (phishing).13,210 users
Top Rated See all »
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Adds metadata and sortable tags to the password manager.27 users
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Adds the ability to create and edit entries in the password manager.1,012 users -
Adds optional columns to the Thread Pane to allow sorting email messages by:
* Full sender address -- e.g. "[email protected]"
* Sender's domain -- e.g. "example.com"
* Sender's local part -- e.g. "someone"
* Sender's TLD -- e.g. ".com"71 users -
Use KeePass Password Safe to manage your login credentials.
This is the replacement for the KeeFox extension for Thunderbird.810 users -
Identity Chooser helps you to always use the correct identity when composing a new email.8,153 users
Recently Added See all »
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Remove comment, display name from addresses before sending mail.
This add-on is a fork of Auto Address Cleaner.
https://addons.thunderbird.net/thunderbird/addon/auto-address-cleaner/233 users -
E-Mail encryption that gets out of your way. Compatible with Autocrypt and OpenPGP.
EARLY ACCESS, MAY CONTAIN BUGS!
Caution: This extension can not be used together with Enigmail. Please remove Enigmail before installing.116 users -
Adds a column for the X-Spam-Score header.16 users
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Report Phishing is an Add-on for Thunderbird that makes it easy to report phishing emails. Reported emails are analyzed for malicious links that are then sent to security companies for blocking and mitigation.0 users -
Confirm E-mail addresses before sending mail.
This is forked from https://github.com/Meatian/confirm-address and works with Thunderbird 68.242 users -
Users of Office 365 Advanced Threat Protection wil change
all url's in emails to redirect them to an Microsoft filter before opening.
This plugin wil change the url back to the original value.178 users
See all 149 extensions in Privacy and Security »
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