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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)
772 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

New Bing Anywhere

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

Rated 2 out of 5 stars (2)
22 users

AI Anywhere for ChatGPT

ChatGPT enhancer - adds context menu, keyboard shortcuts, history and more!

Rated 4 out of 5 stars (12)
2,613 users

Move Folder (context-menu)

Adds the "Move to" menu entry to the folders panel context menu, allowing to move a Local folder (and its content) to another.
This feature is similar to the native one within message(s) context menu ("Move To"), but it applies to the folder tree.

Rated 3 out of 5 stars (2)
430 users

Dolnoserbski pšawopisny słownik

Lower Sorbian spellchecking dictionary by the Sorbian Institute.

Not yet rated
4 users

PowerFolder

Power Folder add-ons tool is used for large attachment in Mozilla Thunderbird extension.

Rated 4 out of 5 stars (2)
33 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)
692 users

Paste code

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

Not yet rated
111 users

Mark Read on Tab Open

Mark messages as read when you open them in tabs.

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24 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)
74 users

Discord - Quick Access

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

Rated 5 out of 5 stars (1)
116 users

Proton Mail - Quick Access

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

Rated 4 out of 5 stars (2)
154 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)
404 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)
179 users

Trello - Quick Access

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

Not yet rated
86 users

ChatGPT Addon

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

Not yet rated
31 users

Jitsi Meet event generator

Event and link generator for Jitsi Meet service.

Rated 2 out of 5 stars (3)
263 users

Redo Button

Adds a Redo button to Thunderbird compose toolbar

Not yet rated
10 users

Undo Button

Adds an Undo button to Thunderbird compose toolbar

Rated 5 out of 5 stars (1)
15 users