Appearance and Customization

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DeepDark for Thunderbird Requires Restart

Dark mode for Thunderbird UI

Rated 5 out of 5 stars (39)
1,400 users

Search Results Sort By Date Not Relevance Requires Restart

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

Rated 5 out of 5 stars (27)
754 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)
302 users

No Message Pane Sort

No Message Pane Sort prevents accidental resorting of the message pane by disabling mouse button clicks on the column headers, thus, locking the sorting order of your emails.

It is still possible to sort messages by ctrl-clicking the header.

Rated 5 out of 5 stars (44)
2,447 users

Phoenity Icons

Phoenity icons for Thunderbird

Rated 5 out of 5 stars (45)
11,476 users

HTitle (discontinued) Requires Restart

Hide title bar if window is maximized.

This add-on has been discontinued!

Legacy extensions support will be dropped in Firefox 57. If you interest in CSD on Linux, please track progress on https://bugzilla.mozilla.org/show_bug.cgi?id=1283299.

Rated 5 out of 5 stars (131)
2 users

Close on Escape Too Requires Restart

Updated version of David Winter's Close Tab on Escape, ported to be compatible with Thunderbird 68 and later.

Rated 5 out of 5 stars (15)
39 users

Disable DragAndDrop (for Thunderbird 68+)

Disable drag and drop on the folder tree in order to prevent unintended folder movement.

Rated 5 out of 5 stars (6)
1,449 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 (68)
382 users

Message Header Toolbar Customize

You can change icon display and button order. You can also hide unnecessary buttons.

Rated 5 out of 5 stars (24)
3,296 users

Hide Local Folders for TB78++

Removes the 'Local Folders' entry from the folder pane.
(The folder itself will stay existent.)
(Based on the original work of Alex Cabal.)

Rated 5 out of 5 stars (9)
1,330 users

Enhanced Priority Display Requires Restart

Enhanced thread pane display of message priorities.

Rated 5 out of 5 stars (9)
284 users

Get All Mail Button for TB78++

Adds a toolbar button to get all new messages for all accounts in Thunderbird. When clicked, it does the same as the default button "Get Messages" dropdown menu entry "Get All New Messages".

Rated 5 out of 5 stars (5)
225 users

Quote Colors (Tb 68, 78, 91)

Configure text and background colors of quotes in mail and news messages.

Rated 5 out of 5 stars (7)
2,511 users

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 (36)
482 users

Search Button

Toolbar button to invoke message search dialog window.

Rated 5 out of 5 stars (4)
1,302 users

Mahour-Iranian-Date

This add-on adds a new column called "تاریخ" in message list containing Iranian Date to ThunderBird..

It is reimplementation of Iranian date for thunderbird in Thunderbird 78. The source is based on Full address column by Łukasz Kosson.

Rated 5 out of 5 stars (4)
31 users

Menu Wizard Requires Restart

Customize menus : Helps removing, moving and renaming menus and menu items
Colorize important menu for ease of use! (use Style (CSS))
Change or disable any of used keyboard shortcuts
Support: Firefox, Thunderbird and SeaMonkey

Rated 5 out of 5 stars (252)
1,618 users

PrintingTools NG

Message & Address Printing Tools (NextGen)

New 78 Update! 68/78 Compatible

Rated 5 out of 5 stars (19)
4,654 users

Simple Locale Switcher Requires Restart

An easier management of the user interface language

Rated 5 out of 5 stars (14)
413 users