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New Bing Anywhere

New Bing isn't just for Edge anymore. Anywhere you want

Rated 2 out of 5 stars (2)
27 users

onedrivewebapp

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

Rated 4 out of 5 stars (1)
76 users

Copy Timestamp

Copy the timestamp and/or email addresses of the sender, recipient, etc. to the clipboard in various formats.

Not yet rated
48 users

reply-all-auto-cc

When reply to all is used, move original To: recipients to Cc:
Also forces "Cc:" to be displayed on all new messages.

GitHub Repo: https://github.com/cyb3rmonk/reply-all-auto-cc

Rated 5 out of 5 stars (4)
740 users

Read Aloud: A Text to Speech Voice Reader

Read aloud the selected email messages using text to speech (TTS). Read Aloud is intended for users who prefer to listen to content instead of reading, and those with dyslexia or other learning disabilities.

Rated 4 out of 5 stars (5)
798 users

Sardu (ditzionàriu CROS)

Pachete de su curretore ortogràficu sardu basadu a subra de su progetu CROS. Custu cumplementu permitit de integrare su curretore ortogràficu sardu CROS in su cliente de posta eletrònica Mozilla Thunderbird.

Not yet rated
9 users

@Contact Mention

This add-on mimics the mentions behavior on Outlook when mentioning a contact with the '@' sign. The contact selected is added as a link in the email body as well as to the recipent list of the email.

Rated 4 out of 5 stars (9)
1,010 users

Grammar, Proofreading & Spell Checker

Check the grammar and spelling directly inside Thunderbird using Wordeep technology

Rated 4 out of 5 stars (4)
670 users

Paste code

Thunderbird addon creating a context menu option that pastes code beautifully in HTML messages

Not yet rated
126 users

Mark Read on Tab Open

Mark messages as read when you open them in tabs.

Not yet rated
25 users

Jitsi Meet event generator

Event and link generator for Jitsi Meet service.

Rated 3 out of 5 stars (4)
286 users

Joplin Export

Export your emails from Thunderbird to Joplin. To use the add-on, a running Joplin application is required (https://joplinapp.org).

Please note that this is not an official product of the Joplin team, but rather developed by a private person.

Rated 5 out of 5 stars (10)
423 users

CustomCSS

Allow the user to configure custom CSS that will be added to messages when edited
(new, reply and forward). The custom CSS will be added to a newly created <style>
element in the email's head.

Rated 5 out of 5 stars (4)
186 users

Render Markdown Messages

This extension renders markdown-formatted messages as rich text. It preserves the fonts and formatting of plain text messages but adds support for markdown features like lists, code blocks, etc.

Not yet rated
127 users

tbhints

Link hints for messages

This addon adds a keybinding (ctrl+shift+E) for displaying hints next to each link in an email message. Enter the hint text into the box at the bottom of the message to open that link in the system's default web browser.

Rated 5 out of 5 stars (1)
1 user

ChatGPT Addon

Integrates ChatGPT with Thunderbird for quick and easy access to its conversational AI capabilities.

Not yet rated
119 users

Redo Button

Adds a Redo button to Thunderbird compose toolbar

Rated 5 out of 5 stars (1)
66 users

Undo Button

Adds an Undo button to Thunderbird compose toolbar

Rated 5 out of 5 stars (1)
110 users

AutoReplace

This AddOn offers a function of autocorrection / auto text replacement. You can save a shortcut and a replacement and it will replaced automaticly if you type your new eMail text.

Not yet rated
20 users

Tamizha Spellchecker Requires Restart

Tamil spell checker derived from the OpenOffice spell­­­­checker created by Tamizha Team

Not yet rated
2 users