Folders and Filters

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IMAP Received Date Requires Restart

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

Rated 5 out of 5 stars (11)
3,109 users
Updated Feb. 19, 2020

Folder Pane View Switcher Requires Restart

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.

Rated 5 out of 5 stars (49)
6,957 users
Updated Feb. 3, 2020

Archive This Requires Restart

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 (43)
1,046 users
Updated Jan. 29, 2020

attachment column in search result list Requires Restart

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.

Rated 5 out of 5 stars (2)
667 users
Updated Jan. 20, 2020

Colored Folders Requires Restart

Add colors to your folders in Thunderbird!
Must-have for better organisation + intuitive and speedy workfow...

This is project "Color Folders" (originally by Fisheater), corrected, resurrected, restaurated, extended and republished.

Rated 5 out of 5 stars (88)
13,407 users
Updated Jan. 9, 2020

QuickFilter Watched Threads Requires Restart

Adds a filter to show only watched threads

Rated 5 out of 5 stars (1)
216 users
Updated Jan. 3, 2020

QuickFolders (Tabbed Folders) Requires Restart Featured

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 (140)
25,349 users
Updated Dec. 27, 2019

Mark All As Read

This is an initial attempt to revive part of "Mark All Read Button" by Mark S Baines.

This Add-on uses the Thunderbird WebExtension APIs. It adds a button on the Mail Toolbar that marks unread messages on the current displayed folder as read.

Rated 5 out of 5 stars (2)
133 users
Updated Dec. 25, 2019

Hide Local Folders Requires Restart

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

Rated 4 out of 5 stars (37)
8,432 users
Updated Dec. 24, 2019

Move messages or yourself

Move messages or jump to folder with a keystroke.

Rated 4 out of 5 stars (10)
205 users
Updated Dec. 23, 2019

Folder Filters Button Requires Restart

Just a very simple add-on that adds a toolbar button to execute the "Run Filters on Folders" from Tools menu.

Rated 5 out of 5 stars (34)
2,817 users
Updated Dec. 21, 2019

quickFilters Requires Restart

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 (48)
14,529 users
Updated Dec. 13, 2019

New Folder Filters Button Requires Restart

Toolbar button to execute Run Filters on Folders from Tools menu
(update of Folder Filters Button Add-on by Chris Malek to Thunderbird 68)

Rated 5 out of 5 stars (1)
181 users
Updated Dec. 12, 2019

Resubmit Requires Restart

(Re)submit multiple messages to a predefined recipient(s)

Rated 5 out of 5 stars (3)
83 users
Updated Dec. 2, 2019

ShowFolderSize-T Requires Restart

Shows folders size on disk.

This add-on is a fork of ShowFolderSIze.
https://freeshell.de//~kaosmos/index-en.html#foldersize

Rated 5 out of 5 stars (1)
394 users
Updated Nov. 20, 2019

Mailing list filter Requires Restart

Mail filter search term using mailing lists (and not whole addressbooks).

Rated 5 out of 5 stars (1)
201 users
Updated Nov. 10, 2019

Copy Folder mod Requires Restart

I corresponded to thunderbird 60 or later
Copy Folder

original:
https://addons.thunderbird.net/ja/thunderbird/addon/copy-folder/

Rated 4 out of 5 stars (6)
146 users
Updated Nov. 6, 2019

Hide Email Folders Requires Restart

Hide the "Email Folders" entry from the folder pane. This only works for Unified folder view. With thanks to "Alex Cabal" for his "Hide Local Folders" extension.

Not yet rated
3 users
Updated Nov. 6, 2019

DetachAttachment - Attachment clipper, Extractor Requires Restart

This addon provides functionality of bulk delete attachments of selected messages.
Delete-command is added to the messages' context menu.

Not yet rated
30 users
Updated Nov. 6, 2019

Flat Folder Tree (updated) Requires Restart

Flat Folder Tree enables you to selectively breakout sub-folders under intermediate folders in the folder pane view. This is an updated version of the existing addon, now compatible with Thunderbird 60.

Rated 5 out of 5 stars (1)
14 users
Updated Nov. 6, 2019