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Marshallese spell checker
Upper Sorbian spell checker
Uppersorbian dictionary for spellchecking in Mozilla products based on soblex version 2.10.22.
takikupu
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.
Restart Button
CloneMessage
When composing an email, CloneMessage allows you to duplicate the current state of the email.
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
Next Unread Thread (Mark All Read)
Adds a Thread button, marks current thread or conversation as read and moves to the next unread message
Arcus
Spellchecker Rumauntsch Puter
Spellchecker Rumantsch Vallader
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.
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.
Dino Game
New Tab
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.
