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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
Dictionnaire occitan gascon
Corrector ortografic en occitan gascon entà Thunderbird.
Correcteur orthographique en occitan gascon pour Thunderbird.
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
Safe Links Cleaner
Clean up the display of links rewritten by Microsoft ATP Safe Links when reading and composing mail, so the original links can easily be viewed and copied, while retaining the rewritten addresses as the actual target of all links.
Snakes by Bluemods
Classic Snakes game at your fingertips.
Snakes by Bluemods is a free-to-play single-player classics arcade game designed and developed by Justin Gates at Bluemods.com. The game allows the players to maneuver a snake made up of tiny squares.
TuLPe
Traffic light protocol extension for Thunderbird, messages are customizable in the option page.
Open Google Chat
Adds an icon on the spaces toolbar to quickly open Google Chat.
Not affiliated with Google.
Seams
Seams provides some integration with Patchwork, the patch tracking system. It makes the patch state visible directly from Thunderbird. It also displays useful links to a Patchwork instance or to mail archives, and commands to apply the patch locally.
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.
Arcus
Minimize on startup
Restart Button
Spam Scores
Displays spam scores according to mail headers. Supports spam/ham score headers of Rspamd, SpamAssassin and MailScanner. The add-on adds a column with the overall spam score to the mail list view and shows details of any matched spam/ham rule.
CloneMessage
When composing an email, CloneMessage allows you to duplicate the current state of the email.
New Tab
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.
Skiff Mail
Integrates a Skiff Mail button into the Spaces toolbar. It opens the Skiff Mail website in a new tab.
HTML Source Editor
Allows to edit the source of the currently composed message. A simple alternative to ThunderHTMLedit.
Dropbox Paper
How Does It Work?
Once you install the add-on, a new icon will appear in the Thunderbird toolbar. Simply click on the icon, and it will open the Dropbox Paper tab.
Will the Dropbox Paper Add-on Collect My Data?
Never.
To create your own collections, you must have a Mozilla Add-ons account.
