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j-lawyer.org-Thunderbird-Extension

Sendet E-Mails an einen j-lawyer.org Server

Note: This extension saves messages on a j-Lawyer.org server. Sensitive data may be transmitted. Depending on the type of connection, this data may also be unencrypted.

Rated 5 out of 5 stars (3)
61 users
Updated July 18, 2025

CardBook Featured

A new Thunderbird address book based on the CardDAV and vCard standards.

Twitter: @CardBookAddon

Rated 4 out of 5 stars (492)
63,866 users
Updated July 18, 2025

Thunderbird Send [stage]

[Alpha Testing] Thunderbird send allows sending and receiving end to end encrypted files.

This add-on is undergoing testing and not yet available to the general public.

Rated 1 out of 5 stars (1)
28 users
Updated July 18, 2025

Toggle Line Wrap

Toggle wrapping of long lines in the message composition window when writing plaintext messages. Wrapping can be controlled via a toolbar button and a keyboard shortcut.

Rated 4 out of 5 stars (13)
698 users
Updated July 18, 2025

WarnAttachment

WarnAttachment shows an additional dialog to confirm potentially dangerous attachments. Some attachments like executables etc. are completely blocked. This reduces the risk of malware especially for inexperienced users.

Rated 5 out of 5 stars (14)
2,676 users
Updated July 17, 2025

LSP Rewrap

LSP Rewrap cleans up plain-text emails by collapsing extra spaces, tabs, and other spacing issues—like older Thunderbird versions did. Use the toolbar button, Ctrl+Shift+R, or Tools → LSP-Rewrap while composing a plain-text message.

Not yet rated
1 user
Updated July 16, 2025

Antispam

Sending email to the Antispam database

Not yet rated
26 users
Updated July 15, 2025

Nostalgy++/ Manage, search and archive emails

Shortcuts to move/copy/archive messages, with folder name completion.
Rules for moving messages to folders.
Automatic rules by statistical observation/ by folder of conversation/thread.
Search dialog in a tab, with message display /folder tree.

Rated 5 out of 5 stars (80)
3,502 users
Updated July 15, 2025

Mahoor-Iranian-Date

This add-on adds a new column called "Persian Date" in recent versions in message list containing Iranian Date.

It is reimplementation of Iranian date for Thunderbird 78+ and 115+. The source is based on Full address column by Łukasz Kosson.

Rated 5 out of 5 stars (6)
48 users
Updated July 15, 2025

ExQuilla for Exchange

Thunderbird email accounts connecting to Microsoft Exchange Web Services.

Rated 4 out of 5 stars (134)
3,877 users
Updated July 15, 2025

Owl for Exchange

Allows you to use your Exchange and Office365 email account with Thunderbird using Outlook Web Access (OWA).

Rated 5 out of 5 stars (214)
45,971 users
Updated July 15, 2025

FindNow

Allows exporting messages and folders for FindNow

Rated 5 out of 5 stars (1)
42 users
Updated July 15, 2025

Retrieve Remote Avatar

This experimental addon for Thunderbird fetches a remote avatar from various sources if one isn't already set.

By default this addon pulls from libravatar. Custom providers can also be set.

Not yet rated
2 users
Updated July 15, 2025

Clippings for Thunderbird

Save frequently-entered text for pasting later.

Rated 4 out of 5 stars (8)
1,950 users
Updated July 15, 2025

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)
450 users
Updated July 14, 2025

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.

Rated 5 out of 5 stars (1)
313 users
Updated July 13, 2025

Disable DragAndDrop (New)

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

Rated 5 out of 5 stars (22)
3,800 users
Updated July 13, 2025

*cloud - FileLink for Nextcloud and ownCloud Featured

Upload large attachments to your Cloud and send the link by email

Rated 5 out of 5 stars (55)
35,926 users
Updated July 11, 2025

Sales force weblink

Add-on for Thunderbird to open Sales force website in a Tab.

Not yet rated
2 users
Updated July 10, 2025

Attach from Clipboard

Create file attachments directly from the system clipboard.

Rated 4 out of 5 stars (33)
5,767 users
Updated July 9, 2025