Add-ons
Privacy and Security
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Confirm-Address2
Requires Restart
Confirm E-mail addresses before sending mail.
This is forked from https://github.com/Meatian/confirm-address and works with Thunderbird 68.
Unmangle Microsoft ATP Safelinks
Users of outlook.com and o365 who have Advanced Thread Protection enabled will have all URL's in emails changed to redirect them to an Microsoft filter before opening. This is a bad idea.
This plugin will change the URL back to the original value.
Changelogger
KeeBird
Requires Restart
Use KeePass Password Safe to manage your login credentials.
This is the replacement for the KeeFox extension for Thunderbird.
Esign
Requires Restart
Электронная подпись для сообщений в Thunderbird на основе API клиента "ГУЦ"
Classic Password Editor
Requires Restart
Adds the ability to create and edit entries in the password manager.
Remote Content By Folder
Decide whether to allow or block remote content in messages by comparing the names of the folders in which they are located to configured regular expressions.
WarnAttachment
WarnAttachment shows an additional dialog to confirm potentially dangerous attachments. Some attachments like executables etc. are completely blocked. This reduces the risk of malware especially for inexperienced users.
Great DANE
Requires Restart
Retrieve DANE S/MIME Certificates for Encryption/Signing.
This extension enables users to automatically retrieve S/MIME certificates using the Great DANE Engine (https://github.com/grierforensics/Great-DANE-Engine).
Logout
This extension adds "Logout" to the folders/accounts context menu.
After you "Logout" you will be asked again for passwords for this account (incoming and outgoing) without the need to restart thunderbird.
Stego Block
Requires Restart
Embeds a small secondary, encrypted message in an email, known as a Stego Block.
No Resource URI Leak
Deny resource:// access to Web content: We fill the hole to defend against fingerprinting. Very important to Firefox privacy. A direct workaround for bugzil.la/863246
TORPEDO - TOoltip-poweRed Phishing Email DetectiOn
TORPEDO ist ein Tool zum Erkennen von betrügerischen Links (Phishing). Bewegen Sie die Maus über einen Link in einer Email. TORPEDO zeigt Ihnen die tatsächliche Webadresse in einem Tooltip an und hilft Ihnen, diese zu untersuchen.
EuropeanMX Spam Reporter
Train your EuropeanMX filter by reporting unrecognized spam back to us.
TracEmail
Requires Restart
A tool to raise awareness on email privacy. Visualizes the estimation of the path of your email messages on an interactive map. You can see which countries might have taken a copy of the message.
Auto Password Registerer
Requires Restart
Registers given passwords to Firefox/Thunderbird's password manager automatically.
DSN Settings 2
Requires Restart
Adds user interface settings for Delivery Status Notification (DSN) requests. This addon is useful for settings for Delivery Notification request and better experience with Notification Viewer addon.
Native AdBlocker
Sensitivity Header + SPX
Requires Restart
Implement the "Sensitivity" header for outgoing messages (described in RFC 4021 section 2.1.55).
Forked from another add-on developed by ff_bob, added SPX header for Sophos security appliances
Rspamd-spamnessTo create your own collections, you must have a Mozilla Add-ons account.
