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.237,813 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!14,293 users -
Add as many local folders as you want to.
New folders can reside on mapped or network locations.12,392 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.11,720 users -
Adds a full sender and recipient e-mail column to message list panel.5,313 users -
Shortcuts to move/copy/archive messages, with folder name completion.
Rules for moving messages to folders.
Automatic rules by statistical observation/ by folder of conversation/thread.
Search dialog in a tab, with message display /folder tree.3,442 users
Top Rated See all »
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Makes search results sort by "date" instead of "relevance" by default.863 users -
A Thunderbird extension which disables drag and drop in the folder pane.
This extension prevents unintended folder movement.53 users -
Context menu on message allowing quick filtering based on email/sender or domain1,324 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!14,293 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.40 users -
Just a very simple add-on that adds a toolbar button to execute the "Run Filters on Folders" from Tools menu.492 users
Recently Added See all »
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Sender-Recipient Exporter is a Thunderbird add-on that extracts sender email addresses, sender domains, and recipient email addresses from messages in the currently selected mail folder. The data is exported as a CSV file for easy analysis.3 users -
Adds context menu options to run all filters on the selected folder or set of messages.26 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.71 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.193 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.30 users
See all 132 extensions in Folders and Filters »
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