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Theme Font & Size Changer for ThunderBird

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.

Rated 3 out of 5 stars (100)
187 users

Awesome Auto Archive

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

Rated 4 out of 5 stars (46)
290 users

Expression Search / GMailUI Requires Restart

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 (125)
227 users

Disable DragAndDrop (Thunderbird) Requires Restart

A Thunderbird extension which disables drag and drop in the folder pane.
This extension prevents unintended folder movement.

Rated 5 out of 5 stars (19)
77 users

Search as list Requires Restart

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 (76)
146 users

Toggle Folderpane View Requires Restart

This addon provides a toolbar button for toggling between the "All" and "Favorite" views in the folderpane.

Rated 4 out of 5 stars (7)
93 users

Feedly Synchronizer

Synchronize your favorite RSS sources with Thundebird and Feedly

Rated 4 out of 5 stars (16)
2 users

ExtendIMAPFilters

This addon extends filtering to read messages downloaded during an IMAP synchronization (bug 308148)

Rated 5 out of 5 stars (3)
8 users

SavedSearchThemAll Requires Restart

A Thunderbird extension to automagically extend all the saved searches to all the foders!

Rated 4 out of 5 stars (2)
20 users

IMAP Draft Unread Requires Restart

This is a Thunderbird addon that lets you customize the behavior of the IMAP draft unread messages. No more new mail notifications for your drafts!!

Rated 3 out of 5 stars (1)
17 users

Mark Junk Read

Automatically marks all messages in junk folders as read.

Rated 5 out of 5 stars (9)
20 users

Gravatars Requires Restart

Show a column with the Gravatar-picture and sender-name in email folders.

Rated 4 out of 5 stars (2)
3 users

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.

Rated 5 out of 5 stars (1)
12 users

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 (10)
495 users

Auto Mark As Read

Automatically mark incoming messages as read if they are in one of selected folders.
An attempt to revive & enhance 'Mark Junk Read' by Alex Cabal

Rated 5 out of 5 stars (3)
177 users

Thunderbird Email 2 CSV Exporter

This add-on has been thoroughly tested on all platforms up to Thunderbird version 115. It allows you to target specific file folders and tag them for export, generating a CSV-formatted export file. Great for a large number of emails and Mailchimp.

Not yet rated
49 users

Flat Folder Tree Reborn Requires Restart

Flat Folder Tree Reborn is an update of the Flat Folder Tree add-on, which allows you to selectively promote or breakout sub-folders in the folder tree. Use with IMAP servers where some folders remain collapsed under a special namespace like [Gmail].

Rated 5 out of 5 stars (2)
2 users

Folder Colors Requires Restart

A fork of "Color Folders" (aka "Colored Folders") to support TB 68+. Applies custom colors to the folder tree in Thunderbird.

This add-on is superseded in TB78 by the built-in folder-color changer (in folder > Properties).

Rated 5 out of 5 stars (1)
53 users