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Folder Pane View Switcher

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 4 out of 5 stars (68)
3,422 users

LocalFolders

Add as many local folders as you want to.
New folders can reside on mapped or network locations.

New beta version for Thunderbird v128 & v115
https://github.com/cleidigh/Localfolder-TB/blob/v4.1.0/xpi/localfolders-4.1.0-b1-tb.xpi

Rated 4 out of 5 stars (38)
12,580 users

EuropeanMX Spam Reporter

Train your EuropeanMX filter by reporting unrecognized spam back to us.

Rated 3 out of 5 stars (3)
225 users

Filter Button

Allows to add a button to the message header view toolbar that shows all filters that match the selected message, including manual and disabled filters. A click on the button allows to select a filter to run.

Rated 4 out of 5 stars (25)
773 users

Tidybird

Organize email into folders quickly and easily.

Rated 4 out of 5 stars (19)
283 users

Message Mover

This add-on lets you move messages from a specific folder (and sub-folders) to a new folder.

Rated 4 out of 5 stars (7)
368 users

Mark GMail Read

Automatically marks all messages in [Gmail] folder as read.

Rated 5 out of 5 stars (1)
110 users

AutoBucket

This is an extension function that classifies emails into multiple buckets using AI(the Bayesian filter) and tags them.

Rated 3 out of 5 stars (11)
142 users

Conscious ClickUp Save

Conscious ClickUp Thunderbird add-on is a extension that gives support to send/archive mails from Thunderbird to ClickUp project management platform (https://clickup.com/)
For more info: https://github.com/Ruvin/Conscious-ClickUp-Thunderbird-Plugin

Rated 4 out of 5 stars (3)
65 users

AutoMover

An extension that auto-moves new emails in folders

Not yet rated
89 users

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)
637 users

Move messages or yourself

Move messages or jump to folder with a keystroke.

Rated 4 out of 5 stars (17)
265 users

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
89 users

GTrash

Provides a button and keyboard shortcut (Shift + Alt + Delete by default) to move mail to its account's Trash folder, regardless of normal delete setting. It was developed to improve the experience of using GMail via IMAP.

Not yet rated
156 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 (17)
3,218 users

Thread in same folder

Runs after junk classification and filtering to make sure a newly-received message lands in the same folder as its parent in a thread.

Not yet rated
45 users

thundersort

Sort incoming mails into account folders based on the local part

Not yet rated
185 users

quicker quicksearch

make searching for emails faster:

Automatically insert into the quickfilter box: the author, subject or the email domain of the selected email.


No need to retype the address, if you want to search for all emails of this author.

Rated 5 out of 5 stars (7)
1,112 users

archive-by-time

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
145 users

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 sampledomain.com,
email body with text 'error 365', trigger action "error365" on IFTTT
IFTTT can push to web services, do home automation

Not yet rated
72 users