Add-ons
Message and News Reading
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DeleteSimilar
Requires Restart
Auto-delete similar newer incoming RSS messages.
No GUI (Hands free). To make it work you just rename the RSS folder to start with a minus.
i.e. Google News to -Google News
Uses Trash. Keeps oldest message to preserve Read status.
tbkeys-lite
Custom Thunderbird keybindings
This add-on is a follow on to Keyconfig which is no longer supported.
It is aimed at power users. Please look at the GitHub site before leaving a one star review about documentation or usability.
FDK KIM Plugin
Dieses Plugin setzt automatisch die KIM-Header und den Betreff passend zu ihrem Anhang.
Anhängen werden analysiert und falls genau eine valide p7s Datei erkannt wird, werden die entsprechenden Daten automatisch gesetzt.
Open In Conversation
Requires Restart
Make the default message list action be "Open Message in Conversation" when double-clicking or using the "Enter" key to open an email from the message list.
sms77
Signature sync for Gmail
This extension allows you to automatically use your signature from Gmail accounts in Thunderbird. No longer need to maintain two separated signatures!
Articles Toolbar
Next Unread Group (Mark All Read)
Adds a Group button, marks current newsgroup or folder as read and moves to the next unread message
Proton Mail Toolbar Button
Adds a Proton Mail button to the toolbar. The button simply opens a new tab with the https://mail.proton.me webpage.
Owl for Exchange
Allows you to use your Exchange and Office365 email account with Thunderbird using Outlook Web Access (OWA).
tbhints
Link hints for messages
This addon adds a keybinding (ctrl+shift+E) for displaying hints next to each link in an email message. Enter the hint text into the box at the bottom of the message to open that link in the system's default web browser.
Autofile - fast e-mail to folder filing
Read an e-mail, hit Autofile button and it is filed / moved to the right mail folder based on the sender's address. No drag/drop needed. Autofile can discover folders to store each author mail. Will save you lots of time like defunct filemail.
Deselect on Delete TB78
Disables selection of the next message when deleting.
A quick port of squib's "Deselect on Delete" for thundebird 78.
To create your own collections, you must have a Mozilla Add-ons account.
