Folders and Filters


Folder Pane Toggler

Adds a toggle button to the unified toolbar to show and hide the folder pane. This is very useful when using different tabs with different folders open, and on smaller screens, or where as much space is needed as possible. This should be part of TB

Not yet rated
5 users
Added July 19, 2024

Mark Subfolders Read

Adds a context option to folders for marking all contents of the selected folder and all subfolders as read.

Rated 2 out of 5 stars (1)
17 users
Added June 26, 2024


Adds a Deselect button to close messages.

Not yet rated
2 users
Added June 11, 2024


Extension to mails that have TicketID: XXXX in Subject
It will Check to see if you have a "MyFolders" folder under your INBOX.
If yes it will create two child folders:
- Open
- Closed
IT will sync All Open Folder every 5 minutes

Not yet rated
3 users
Added May 28, 2024

Custom Subject Column

Add a column to the message list that replaces the subject with a regular expression

Not yet rated
18 users
Added May 13, 2024

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
120 users
Added March 28, 2024


NTFNTF: Notify on This Folder Not That Folder. Choose to enable or disable notifications on a per-folder basis.

Rated 3 out of 5 stars (4)
157 users
Added March 6, 2024


A simple Thunderbird extension that adds keyboard shortcuts to quick-filter messages with the same sender, subject, or recipient as a selected message.

Rated 5 out of 5 stars (2)
51 users
Added Jan. 4, 2024

Hide Duplicates From 'All Mail'

Hides duplicate emails from the 'All Mail' folder upon clicking on a result from Global Search, so that if one email is in both the 'All Mail' folder (e.g. of Gmail) and another folder (e.g. 'Sent'), it'll only show the email from the other folder.

Not yet rated
41 users
Added Nov. 8, 2023

Last selected message

The add-on remembers the last selected message in visited folders. After restarting Thunderbird, when we enter the previously visited folder, this message will be displayed, just like in Microsoft Outlook.

Rated 3 out of 5 stars (4)
144 users
Added Oct. 21, 2023

Filtered Folder to Favorite

Add filtered folders to favorites. You may lose your favorites. For those with many folders.

Rated 1 out of 5 stars (1)
12 users
Added Oct. 21, 2023

Group Favorite Folders

An extension for Thunderbird 115+ (Supernova) that groups and sorts favorites folders in the compact view.

Not yet rated
256 users
Added Oct. 16, 2023

selectAll Button

This Add-on installs a button on the mail toolbar that will when clicked select all messages within the folder.

Not yet rated
94 users
Added Aug. 2, 2023

If This, Then! - IFTTT connector

*Trigger 'If This Then That' by message filters.
E.g.: On email with the file attachment xyz.log, send from,
email body with text 'error 365', trigger action "error365" on IFTTT
IFTTT can push to web services, do home automation

Not yet rated
68 users
Added April 5, 2023

GMail Labels

Shows GMail labels in each message's headers panel. When using Thunderbird with a Gmail account, it is not possible to guess which Gmail labels a message was applied (and in which folders it can be found). This extension provides this information

Rated 4 out of 5 stars (17)
623 users
Added Feb. 12, 2023


An extension that auto-moves new emails in folders

Not yet rated
80 users
Added Feb. 5, 2023

Move Folder (context-menu)

Adds the "Move to" menu entry to the folders panel context menu, allowing to move a Local folder (and its content) to another.
This feature is similar to the native one within message(s) context menu ("Move To"), but it applies to the folder tree.

Rated 3 out of 5 stars (2)
398 users
Added Jan. 31, 2023


Moves email into Inbox/RemindMe folder, and moves it back into Inbox after chosen time.

Rated 5 out of 5 stars (4)
325 users
Added Jan. 28, 2023


With the filter function comes with thunderbird, all emails met rules will be moved to a specific folder. As time passed the folder would grew bigger and I wanted to put all emails into sub folders classified by year.

Not yet rated
281 users
Added Jan. 12, 2023

Empty Folder

Adds a keyboard action (Ctrl+Del) and a folder context menu to delete all messages in a folder. Has a confirmation dialog to prevent accidental deletions

Rated 5 out of 5 stars (1)
89 users
Added Dec. 19, 2022