Add-ons
Privacy and Security
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Security Settings from Address Book
Requires Restart
Sets message security (sign/encrypt) when sending or saving messages based on recipients' address book entry's field "Custom1".
Sensitivity Header
Requires Restart
Implement the "Sensitivity" header for outgoing messages (described in RFC 4021 section 2.1.55).
This allows the user to select Private / Personal / Company-Confidential (or none) for an outgoing message.
No longer maintained: See below.
DL for Thunderbird
Requires Restart
Allows to convert large attachments to links automatically without 3rd party providers.
Thunderbird-DontRestoreTabs
Requires Restart
Allows the user not to restore tabs at startup in Thundertbird
MEGAbird
Requires Restart
Add MEGA support to Thunderbird's Filelink feature.
Secure Addressing
Requires Restart
This add-on provides features to avoid sending emails to wrong addresses. Key features are a confirmation window of recipient's addresses upon sending, name and affiliation look up at mail composition and main windows, and safe auto completion.
Don't Send Linked Files
Requires Restart
Prevents sending of linked files if they are file: URLs.
TorBirdy
Requires Restart
This extension configures Thunderbird to make connections over the Tor anonymity network.
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.
Bitmask Thunderbird Extension
Requires Restart
After installing the extension, do the following:
1. Make sure that Bitmask is running and you are logged in.
2. In Thunderbird, click the main menu, then "Preferences" - "Account Settings".
3. Click "Account Actions" - "New Bitmask Account...".
QuickPasswords
Requires Restart
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 SSO change (multi-domain pw) and Backup + Restore.
InfoNotary Configurator for Mozilla
Requires Restart
Configures Mozilla for work with certificates issued by InfoNotary Plc.
Do Not Save Password
Check Attachment before Send
Requires Restart
Confirms to send a mail with any attachment.
StartupMaster
Asks for the master password at startup (fixes multiple password prompt)
Saved Password Editor
Requires Restart
Adds the ability to create and edit entries in the password manager.
Password Tags
Requires Restart
Adds metadata and sortable tags to the password manager.
pass-manager
Requires Restart
Replace integrated password managers storage with zx2c4's pass (www.passwordstore.org)
Bluhell Firewall
Get a faster browsing experience by blocking nasty web resources using Bluhell Firewall, the lightweight Ad-Blocker and Tracking/Privacy Protector.
To create your own collections, you must have a Mozilla Add-ons account.
