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Next Unread Thread (Mark All Read)
Adds a Thread button, marks current thread or conversation as read and moves to the next unread message
Minimize on startup
10ten Japanese Reader (Rikaichamp)
Look up Japanese words with the hover of a mouse.
After enabling the add-on from the toolbar (or press Alt+R) simply hover over Japanese text and a popup displays corresponding dictionary definitions.
Transfer Immunity
Transfer Immunity is a fast and secure add-on and SaaS service for sharing and transferring files. This high-fidelity, SaaS-based platform allows users to send large files to different destinations as attachments with emails.
Spellchecker Rumauntsch Puter
Spellchecker Rumantsch Vallader
To must occur only once
This add-on changes all but the first "to" to "cc" if there are multiple "to" when replying to an email.
ThunderbirdBravoClick2Call
Make a call to the selected phone number. Call the public numbers shown on the site via the BRAVO UCC SOLUTION platform by clicking or highlighting them
InsertSignature
Insert signature helps you to insert usually used text by your customization.
Pywalfox
Dynamic theming of Thunderbird using your Pywal colors.
https://github.com/Frewacom/pywalfox
OpenAttachmentByExtension
Hawk (Like ChatGPT in your emails)
Hawk for Thunderbird is an AI-powered plugin designed to generate clear and personalized emails, translate content, fix grammar errors, and streamline your email communication workflow.
Inoreader Thunderbird Add-on
A simple add-on with a button in the Spaces toolbar.
Requires an account a inoreader.com
Diola-Fogny spell checker
Requires Restart
Diola-Fogny spell checker that recognizes about 19000 of the most common words.
Diola-Kasa spell checker
Requires Restart
Diola-Kasa spell checker that recognizes more than 16,000 common words.
Oromo spellcheck
Mari spellchecker dictionary
Mari dictionary for spell-checking in Firefox and Thunderbird. «Орфографический словарь марийского языка»
Simple English Dictionary
Requires Restart
A Simple English spellchecker for the simple.wikipedia.org
Uyghur Spelling Dictionary (Uyghurche Imla Lughet)
Uyghurche Imla Lughet
Enables spell checking in any text field for Uyghur Latin Alphabet
Russian-Uzbek dictTo create your own collections, you must have a Mozilla Add-ons account.
