Add-ons
Privacy and Security
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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-spamness
Complete master password
Requires Restart
The goal is to avoid to have to enter the master password on application startUp.
The extension is not self-sufficient, a script has to extract the master for a secure storage like gnome-keyring, then to transfer it through an environment variable.
Check Attachment before Send
Requires Restart
Confirms to send a mail with any attachment.
MEGAbird
Requires Restart
Add MEGA support to Thunderbird's Filelink feature.
Thunderbird-DontRestoreTabs
Requires Restart
Allows the user not to restore tabs at startup in Thundertbird
PrivaConf
Automatically apply settings recommended by security and privacy experts.
KDE5 Wallet password integration
Requires Restart
This extension enable passwords and form logins to be stored in KDE5 Wallet
To create your own collections, you must have a Mozilla Add-ons account.
