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.269,471 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.12,441 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!12,420 users -
Add as many local folders as you want to.
New folders can reside on mapped or network locations.11,356 users -
Adds a full sender and recipient e-mail column to message list panel.5,313 users -
Disable drag and drop on the folder tree in order to prevent unintended folder movement.4,318 users
Top Rated See all »
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Makes search results sort by "date" instead of "relevance" by default.573 users -
A Thunderbird extension which disables drag and drop in the folder pane.
This extension prevents unintended folder movement.39 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!12,420 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.28 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.3,481 users -
Enable you to arrange the tag sequences in their listbox.41 users
Recently Added See all »
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Finds and removes duplicate emails across your Thunderbird folders using the Message-ID header for reliable matching, with a subject/sender/date/size fallback for the rare message that lacks one. Allows individual folder scan inclusion/exclusion.40 users -
Email inbox cleanup: sender statistics, bulk deletion, newsletter unsubscribing, and automatic cleanup rules.20 users -
Adds a toolbar button that opens a panel listing every starred (flagged) email from all your accounts and folders in one place. Click any message to open it, or click its star to unstar—so nothing important slips away. Fast, private, all local.9 users -
Organize Thunderbird mail with flexible rules, previews, schedules, logs and undoable automation.6 users -
Run message-filter rules automatically on any folder, not just the Inbox. Match by sender, subject, reply-to and more, then move, copy, delete, or mark messages on a schedule across multiple accounts. A modern successor to Auto Filter Timer.24 users -
Turn code on any webpage into beautiful images. Select, right-click, and customize in seconds.5 users
See all 203 extensions in Folders and Filters »
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