Up & Coming Extensions
DeepDark for Thunderbird Requires Restart
Dark mode for Thunderbird UI
Adds the Google Calendar web interface in a new Thunderbird tab. Creating and viewing events works like in a browser (Firefox, Chrome, ...)
Upload large attachments to your Cloud and send the link by email
Nostalgy Requires Restart
Keyboard shortcuts to change folder, move/copy messages, with folder name auto-completion.
Emoji Menu Requires Restart
Adds the ability to easily insert emojis into your composed messages in Thunderbird.
Remove Duplicates Requires Restart
Removes duplicate messages
Uploads your large attachments to your WebDAV account instead of sending them by email.
Uploads your large attachments to your Box instead of sending them by email.
Minimize on Close Requires Restart
Causes Thunderbird's main window to minimize instead of closing. You can still close Thunderbird through the menu.
ConfirmFolderMove Requires Restart
Introduces a preference that allows users to be prompted before moving folders.
Uploads your large attachments to your Dropbox instead of sending them by email. This uses Thunderbird's FileLink feature.
Display Mail User Agent T Requires Restart
Displays the mail program with which the selected mail was written
*This addon is compatible with Thunderbird after Web Extesnsions support. Since development and operation check are done on Daily, it may not work on normal Thunderbird.
Auto Address Cleaner T Requires Restart
Remove comment, display name from addresses before sending mail.
This add-on is a fork of Auto Address Cleaner.
Get All Mail Button Requires Restart
Adds a toolbar button to Get All Mail Accounts in Thunderbird.
Phoenity Icons Requires Restart
Phoenity icons for Thunderbird
ImportExportTools NG Requires Restart Uitgesoek
Adds tools to import/export messages and folders (NextGen)
Grammar Checker Requires Restart Uitgesoek
Checks grammar using LanguageTool.
Purge! Requires Restart
Add toolbar icons to purge (compact folders) and/or delete junk messages to your toolbar and thread context...
SendWithoutSubject Requires Restart
Send without subject and without confirmation alert
Shedule Filters Requires Restart
Sheduled run message filters
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