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Simple Template

You will be able to create and automatically insert templates for each account.

Rated 4 out of 5 stars (1)
329 users

Mark Read on Reply

Mark messages as read when you reply to them.

Rated 5 out of 5 stars (2)
154 users

Thunderbird OpenProject

Extension to add tasks to OpenProject

Rated 3 out of 5 stars (3)
91 users

QuickOWL

Quickly Open Web Links using custom context menu with selected text as input

QuickOWL saves one's time in copying text from email and pasting in browser page to do some action or searching.

Rated 5 out of 5 stars (1)
80 users

quickfilter-kbd

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)
64 users

List Unsubscribe

Adds a button to unsubscribe from newsletters and other bulk email that has the List-Unsubscribe header.

Rated 4 out of 5 stars (3)
167 users

Messenger - Quick Access

Quick Access to Facebook Messenger in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.

Rated 3 out of 5 stars (4)
213 users

Recently

Recently is a small Mozilla Thunderbird extension for having the most recent contacts at hand

Not yet rated
67 users

Autocopy 78+

Automatically copy any text in an email when the text is selected.

Rated 4 out of 5 stars (7)
225 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)
260 users

msofficewebapp

Adds browser action icon to toolbar to open MS Office Cloud. See https://thunderbird-essentials.thomas-bandl.de/wordpress/2020/10/04/microsoft-office-button/

Rated 5 out of 5 stars (1)
92 users

NTFNTF

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

Rated 4 out of 5 stars (6)
1,008 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
148 users

OnMail - Quick Access

Quick Access to OnMail in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.

Not yet rated
4 users

Deselector

Adds a Deselect button to close messages.

Rated 4 out of 5 stars (1)
37 users

Junk Mail ByeBye

This extension identifies and protects you from spam emails, phishing emails, and other unwanted messages. It is primarily targeted towards filtering out spam in Japanese.

Rated 4 out of 5 stars (1)
258 users

Mailfence - Quick Access

Quick Access to Mailfence in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.

Not yet rated
6 users

ElsHelp

Extension for ElSchool diary

Not yet rated
2 users

Microsoft Teams - Quick Access

Quick Access to Microsoft Teams in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.

Rated 2 out of 5 stars (1)
430 users

Ollama Summarizer

This add-on summarizes all new emails with a locally hosted LLM exposed via Ollama and sends the summary as a new message. The email address that the summary is sent to must be configured in the add-on settings. Ollama must also be installed locally.

Not yet rated
12 users