Folder & Filter

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QuickFolders (Tabbed Folders)

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!

Rated 5 out of 5 stars (107)
24.957 users

Color Folders

Color your Folder Treeview Icons!

Rated 4 out of 5 stars (116)
24.308 users

Folder Pane View Switcher

Add arrow buttons for rotating among folder views, and switch to "All Folders" view when hovering over the folder pane during drag & drop.

Rated 5 out of 5 stars (35)
10.776 users

Silent Block

Minimum and fast URL blocker by regular expression.

Rated 5 out of 5 stars (16)
10.580 users

quickFilters

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.

Rated 5 out of 5 stars (16)
9.064 users

Expression Search / GMailUI

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'.

Rated 4 out of 5 stars (67)
7.329 users

Hide Local Folders

Removes the "Local Folders" entry from the folder pane.

Rated 4 out of 5 stars (15)
4.807 users

Awesome Auto Archive No Restart

Automatically do Archive/Copy/Delete/Move actions based on user defined rules

Rated 4 out of 5 stars (16)
3.992 users

Search Results Sort By Date Not Relevance

Makes search results sort by "date" instead of "relevance" by default.

Rated 5 out of 5 stars (13)
2.567 users

mozCleaner No Restart

Cleans your Firefox, Thunderbird, SeaMonkey, Fennec (unstable), Instantbird and BlueGriffon.

Rated 2 out of 5 stars (5)
2.477 users

Empty 'em

Empty all your Trash and Junk folders in one fell swoop!

Rated 3 out of 5 stars (24)
1.786 users

Archive This

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.

Rated 5 out of 5 stars (22)
1.726 users

EmailPicky 4

Grab email addresses from emails from any selected Email Folder and add them to your contacts. (Email Crawler / Email ID Grabber / Bounced email collector) - Thunderbird Plugin

Rated 3 out of 5 stars (4)
1.568 users

Reply Monitor

Keep track of your emails and replies (Lightning is required).
Note: the name of this add-on has been changed to Reply Monitor because the previous name is a registered trademark.

Rated 4 out of 5 stars (18)
1.406 users

IMAP Received Date

Make the “Received” column in IMAP folders show when messages were actually received.

Rated 5 out of 5 stars (6)
1.360 users

QuickArchiver

Clean up your inbox! While moving a mail the first time, QuickArchiver remembers the destination folder and enables you to move further mails with a single click. You can apply rules by sender, recipient and subject.

Rated 4 out of 5 stars (7)
1.127 users

Tag Sequence Arranger

Enable you to arrange the tag sequences in their listbox.

Rated 5 out of 5 stars (2)
1.023 users

Mark Junk Read No Restart

Automatically marks all messages in junk folders as read.

Rated 5 out of 5 stars (6)
832 users

Search as list

Search results appear as list (as per the "Open email as list" button).
- return to facet view with shift+close [x]
- auto open list view when few results found
- column config./sort/toggle [IMG3&4]
- apply columns to search as list menu [IMG5]

Rated 5 out of 5 stars (16)
707 users

Collapsed Unread

Shows unread email count for collapsed folders even if the unread mails are in subfolders.

Rated 3 out of 5 stars (5)
639 users