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Disable DragAndDrop (New)

Disable drag and drop on the folder tree in order to prevent unintended folder movement.

Rated 5 out of 5 stars (21)
3,661 users

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.

Not yet rated
19 users

TabAddressbook Requires Restart

Creates a tab for the addressbook.

Rated 3 out of 5 stars (10)
12 users

Dictionnaire occitan gascon

Corrector ortografic en occitan gascon entà Thunderbird.
Correcteur orthographique en occitan gascon pour Thunderbird.

Not yet rated
12 users

Dino Game

Play the Dino game from Google Chrome and challenge friends to beat your score.

Rated 5 out of 5 stars (1)
15 users

OpenAttachmentByExtension

Open the attachment by extension and not by mimetype

Rated 5 out of 5 stars (3)
778 users

InsertSignature

Insert signature helps you to insert usually used text by your customization.

Rated 4 out of 5 stars (13)
1,411 users

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.

Not yet rated
27 users

Pywalfox

Dynamic theming of Thunderbird using your Pywal colors.

https://github.com/Frewacom/pywalfox

Rated 3 out of 5 stars (6)
294 users

Spellchecker Rumauntsch Puter

Spellchecker for Rumauntsch Puter

Not yet rated
2 users

Spellchecker Rumantsch Vallader

Spellchecker for Rumantsch Vallader

Not yet rated
7 users

New Tab

It's Open New Tab Within ThunderBird

Rated 5 out of 5 stars (4)
100 users

Diola-Fogny spell checker Requires Restart

Diola-Fogny spell checker that recognizes about 19000 of the most common words.

Not yet rated
1 user

Diola-Kasa spell checker Requires Restart

Diola-Kasa spell checker that recognizes more than 16,000 common words.

Not yet rated
1 user

Oromo spellcheck Requires Restart

Oromo spell checker

Not yet rated
1 user

Mari spellchecker dictionary

Mari dictionary for spell-checking in Firefox and Thunderbird. «Орфографический словарь марийского языка»

Not yet rated
1 user

Simple English Dictionary Requires Restart

A Simple English spellchecker for the simple.wikipedia.org

Not yet rated
0 users

Uyghur Spelling Dictionary (Uyghurche Imla Lughet)

Uyghurche Imla Lughet
Enables spell checking in any text field for Uyghur Latin Alphabet

Not yet rated
1 user

Russian-Uzbek dict

Spelling of Russian and Uzbek words. Рус ва Ўзбекча луғатлар имло.

Rated 5 out of 5 stars (1)
1 user

Hawaiian spell checker

An addon for spell checking Hawaiian language text.

Rated 1 out of 5 stars (1)
13 users