Add-ons
Most Popular See all »
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Adds tools to import/export messages and folders
EML, MBOX, HTML PDF , Plaintext Support and CSV support with indexes and file naming.254,692 users -
The "Swiss army knife" of folders. Turn your favorites into tabs - open folders and subfolders, move mails without scrolling around or searching. powerful + easy.
See new mail at a glance after automatic filtering - supports quickFilters addon!14,874 users -
Add as many local folders as you want to.
New folders can reside on mapped or network locations.13,144 users -
Quickly generate mail filters on the fly, by dragging and dropping mails and analyzing their attributes. Create a filter in less than 10 seconds, it's as easy as: drag, click, click.
By popular demand, supports SORTING filters alphabetically.12,292 users -
Adds a full sender and recipient e-mail column to message list panel.5,647 users -
Disable drag and drop on the folder tree in order to prevent unintended folder movement.3,532 users
Top Rated See all »
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Makes search results sort by "date" instead of "relevance" by default.936 users -
A Thunderbird extension which disables drag and drop in the folder pane.
This extension prevents unintended folder movement.60 users -
Context menu on message allowing quick filtering based on email/sender or domain1,395 users -
The "Swiss army knife" of folders. Turn your favorites into tabs - open folders and subfolders, move mails without scrolling around or searching. powerful + easy.
See new mail at a glance after automatic filtering - supports quickFilters addon!14,874 users -
Provides keyboard shortcuts for filing messages into nine configurable "favorite" folders using user-defined keys. Also provides a simple filter system with a keyboard shortcut to file the currently selected message(s) into the correct folder.43 users -
Just a very simple add-on that adds a toolbar button to execute the "Run Filters on Folders" from Tools menu.514 users
Recently Added See all »
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Adds context menu options to run all filters on the selected folder or set of messages.7 users
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PrioMailbox helps you prioritize your Thunderbird inbox by automatically tagging and highlighting important emails. Trainable tags organize your inbox efficiently, saving time and reducing distractions, with a simple, user-friendly interface.55 users -
This extension allows you to automatically copy email messages from one folder to another with all subfolders and perform a merge of the contents. It is a helpful tool for users who want to back up or sync folders but avoid duplicating emails.156 users -
[Alpha Testing] Thunderbird send allows sending and receiving end to end encrypted files.
This add-on is undergoing testing and not yet available to the general public.34 users -
Send a Pushover notification when a new email arrives.
Plugin requires a Pushover account.
This plugin is not affiliated with or endorsed by Pushover. It was created independently. Use at your own risk.18 users
See all 133 extensions in Folders and Filters »
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