Add-ons
Most Popular See all »
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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!20,909 users -
Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.13,760 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.12,763 users -
This Extension implements the ManageSieve protocol for securely managing Sieve Script on a remote IMAP server...8,987 users
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Powerful message searching through expressions. Type "from:fred to:tom" to see all messages from Fred to Tom in the current view. Support 'regular expressions' and 'click to search'.8,742 users -
Folder view arrows; switch to "All Folders" view when hovering during drag & drop; allow user to select which views are enabled or tied to the view arrows.8,244 users
Top Rated See all »
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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!20,909 users -
Makes search results sort by "date" instead of "relevance" by default.3,350 users -
Make the “Received” column in IMAP folders show when messages were actually received.2,331 users -
A Thunderbird extension which disables drag and drop in the folder pane.
This extension prevents unintended folder movement.2,436 users -
Automatically marks all messages in junk folders as read.875 users
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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.1,377 users
Recently Added See all »
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Mail filter search term using mailing lists (and not whole addressbooks).61 users -
Make some text notable on the each folder in folder's property dialog box.4 users -
Run existing message filters on any folder at a specified interval. Simply right-click the desired folder then choose from the [AUTOFILT] menu items. This is a hack/clean-up of another coder's work, but works perfectly. Use at your own risk36 users
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Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.13,760 users
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Show the column for attachments in search results list. General search (edit-> search -> search emails) does not show by default if a message has attachments.
This addon adds this column, just as in a normal folder view.604 users -
This extension makes it possible to quickly navigate to a particular folder in the folder pane simply by typing the first few letters of the folder name when the folder pane has focus.475 users
See all 56 extensions in Folders and Filters »
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