Search

Mark Button

Toolbar button to mark a message as read or unread with 1 click.

Rated 5 out of 5 stars (6)
225 users

Download Now

CT Cornish Spell-Checker - SWF

This is a spell-checker for the Cornish language in the Standard Written Form.

Not yet rated
7 users

Download Now

DMS HEADERS EXTRACTOR

An extension that help you to extract any header parameter of emails that exist in any selected folder or account or just all the accounts on your thunderbird by only precising it in the popup input

Rated 5 out of 5 stars (1)
46 users

Download Now

Tag Sync for TB

Syncronise/transfer tags, to other TB installations.

POP and some IMAP servers don't store tags (keywords).
This addon helps to have the same emails tagged on all TB installations.
Uses a central database, can be installed on your PC or server.

Rated 5 out of 5 stars (2)
260 users

Download Now

Archive 3 Month

Archive messages that are older than 3 months in inbox and sent folder

Not yet rated
31 users

Download Now

Link Creator

Open selected URIs, URLs, e-mail addresses, telephone numbers and links.

Rated 5 out of 5 stars (1)
2,142 users

Download Now

Compact Headers

Limits displayed headers to 1 or 2 lines.

Rated 4 out of 5 stars (69)
11,763 users

Download Now

Allday Tasks

Thunderbird lacks the ability to create and manage allday tasks. This add-on adds these capabilities.

Rated 5 out of 5 stars (2)
260 users

Download Now

DeepL-Write for selected text

Unofficial DeepL Write extension for Thunderbird.

Not yet rated
90 users

Download Now

Quick Filter By

A simple extension that sets the Quick Filter based on the selected message fields. You can filter by either selecting "Quick Filter By" in the message list context menu or simply by alt-clicking on the message's sender, recipient or subject text.

Rated 5 out of 5 stars (7)
521 users

Download Now

Close Search Tabs

Add a button to close all search results tabs in Thunderbird

Rated 1 out of 5 stars (1)
59 users

Download Now

AddAccents

This extension allows you to easily insert accented characters as you type in firefox or thunderbird. It is similar to abctajpu (no longer supported). With the default settings, simply press "e" followed by "\" to insert "é" "a\" to insert "à" etc...

Rated 5 out of 5 stars (3)
181 users

Download Now

Reply with subaddress

Reply to a message that was sent to a subaddess with the same address.

Example: Your primary email is tim@mymail.tld, you receive a mail to the subaddress tim+mailinglists@mymail.tld, the sender of replies is set to tim+mailinglists@mymail.tld.

Rated 3 out of 5 stars (3)
66 users

Download Now

Seafile Filelink2

Store attachments on a seafile share.

Rated 5 out of 5 stars (1)
61 users

Download Now

AI Mail Support

Add-on designed to enhance email management for both personal and professional use, integrating a set of adanced AI (LLM) features to optimize the email management experience.

Not yet rated
169 users

Download Now

Birdbox

Maintain your favorite websites as spaces within Thunderbird

Rated 5 out of 5 stars (2)
38 users

Download Now

addy.io - Easy Reach

An extension for Thunderbird that allows you to access addy.io.

Not yet rated
0 users

Download Now

F9 Hides the Folder Pane

Press F9, or your favourite shortcut, to toggle the visibility of the Folder Pane

Rated 5 out of 5 stars (1)
34 users

Download Now

Reply with Attachments

Automatically include attachments in email replies.
Skips SMIME certificates to avoid unnecessary attachments

Fügt automatisch Anhänge aus der ursprünglichen E-Mail hinzu.
Überspringt SMIME-Zertifikate, um unnötige Anhänge zu vermeiden.

Rated 5 out of 5 stars (1)
12 users

Download Now

Thunderbird Send

[IMPORTANT] This is a pre-release version Thunderbird Send. We will gradually open it for beta testing.
This add-on is built and maintained by your friends at Thunderbird.
Stay tuned to updates on thunderbird.net

Not yet rated
10 users

Download Now