Add-ons
Privacy and Security
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Just Report It
Just Report It (https://justreport.it) is an email plugin which tackles spam the right way. Report emails straight to SpamCop, the Registrar, a custom email address or any combination in between!
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.
AlertSwitch
Simply turn on or turn off the alerts shown & sounds played when new message arrives.
ProtonMail Encryption Status
When using ProtonMail Bridge to integrate Mozilla Thunderbird withProtonMail, it's not easy to tell which emails were end-to-end (E2E) encrypted. This add-on puts an icon in the toolbar above every message to show you its encryption status.
ReplyAsOriginalRecipientUp
When you reply to a mail sent to your personalized address (postfix/qmail/gmail extensions) such as john.doe+contactname@example.com, "From:" is replaced by your personalized address rather than your simple address.
Paranoia
Check if your emails arrived TLS-encrypted (and which corporations were able to read it nevertheless)
Copy Folder
Requires Restart
The missing Thunderbird "copy folder" feature! Copy folders or entire POP/IMAP accounts recursively to any location while maintaining folder structure.
StartupMaster
Just Verify It
Just Verify It is a Thunderbird add-on that automates the scanning of email attachments with VirusTotal for malware. With over 50 antivirus engines, it provides reliable and quick results, ensuring the safety of your digital assets.
PGPGeek
Quick & easy PGP encryption / decryption tool
* Save & use many public encryption keys to encrypt mail content
* Save & use many private decryption keys to decrypt mail content
Using openPGP.js
Open Source
https://github.com/pgpgeek/pgpgeek
MetaClean for Thunderbird
Removes metadata and hidden data in email attachments preventing the leakage of confidential information that occurs in this type of communication and avoiding possible economic and reputational damages derived from the malicious use of metadata.
Auto Address Cleaner
Requires Restart
Removes comment, display name automatically from addresses before sending mail.
Encrypt if possible
Requires Restart
Sets message security option "encrypt message", if valid X509 certificates are found for all recipients.
Master Password+
Requires Restart
Various enhancements for build-in "master password" (MP)
-Locks master security device on demand or after specified time
-Prompts for MP on browser startup
-Suppresses all or duplicate MP prompts
-Locks up entire application or individual windows
Saved Password Editor
Requires Restart
Adds the ability to create and edit entries in the password manager.
EuropeanMX Spam Reporter
Train your EuropeanMX filter by reporting unrecognized spam back to us.
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.
SmartProxy
SmartProxy is a smart automatic proxy switcher that will automatically enable/disable proxy for the sites you visit, based on customizable rules.
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.
Safelink removal
Replace URLs which have been rewritten by Office 365 Advanced Threat Protection with the original URL.
To create your own collections, you must have a Mozilla Add-ons account.
