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Telegram Web in Thunderbird
Antidote connector
Use Antidote directly where you are writing! Run a text through the corrector and the changes you make will automatically be applied to the original text in Thunderbird. (You must have access to Antidote.)
Mark Subfolders Read
Adds a context option to folders for marking all contents of the selected folder and all subfolders as read.
Zulip - Quick Access
Quick Access to Zulip in a new tab with just one click on a simple, stylish icon button on your Spaces toolbar.
Webpage Opener
Thunderbird Send [staging]
[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.
Cypherdog Encryption
Send Unsent Mail Button
ThunderAI (ChatGPT, Gemini, Ollama in your emails)
ThunderAI uses the capabilities of ChatGPT, Google Gemini or Ollama to enhance email management.
It enables users to analyse, write, correct, assign tags, create calendar events and optimize their emails.
SpamTester
SpamTester allows you to test the spam score of your email using popular anti-spam software (SpamAssassin, Rspamd...). This is useful to know if your email will fall into the recipient's spam (or even get your mail server blocked).
ShowContactFoto
Displays the contact photo/image/picture of the sender/recipients while reading/composing message.
Images are taken from local image files or Address Book (see addon's options page).
Search for
Context menu on message allowing quick filtering based on email/sender or domain
ansitel Click-to-Dial
This plugin will call a selected number by clicking the right mouse button.
BorderColors D
Shows a colorful border around the "New Message" window, so you can tell different identities apart.
Builds on the original BorderColors and the "GT" version, adding different border styles.
Aranese spell checker
Header Tools Improved
Addon Compatibility Check for TB 102/TB 115/TB 128
Checks all installed add-ons for compatibility with Thunderbird 128 (or TB 102/115) and displays status information on a button in the main toolbar. This button will open a detailed overview, including links to alternatives for abandoned add-ons.
Config ButtonTo create your own collections, you must have a Mozilla Add-ons account.
