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Smileyfixer
Toggle Line Wrap
Toggle wrapping of long lines in the message composition window when writing plaintext messages. Wrapping can be controlled via a toolbar button and a keyboard shortcut.
Zivver for Thunderbird
This extension automatically detects Zivver messages and decrypts them on-the-fly using the Zivver API. Messages are decrypted only when actively displayed by the user and are never stored locally.
Lojban spell check dictionary
White Screen
Use white screen test to detect dead pixels, stuck pixels, and other display defects.
Black Screen
Use black screen test to detect dead pixels, stuck pixels, and other display defects.
Dark Reader
Dark mode for every email. Take care of your eyes, use dark theme for night and daily messaging.
Huastec spell checker
Requires Restart
This is a spell checker for Huastec (Tének) language. It is based on the Potosina variety.
Copyright: Jesus Carretero. University Carlos III of Madrid. Spain
Thanks to Kevin Scannell (SLU, USA)
Komi (kpv) spellchecker dictionary
Komi (kpv) dictionary for spell-checking in Firefox and Thunderbird
Udmurt spellchecker dictionary
Udmurt dictionary for spell-checking in Firefox and Thunderbird
Chechen [Noxchi] Spell Checker
Interlingua - Spelling dictionary
Dictionario orthographic pro Interlingua.
Spelling dictionary for Interlingua.
Črkovalnik za slovenski jezik
Spell-checking dictionary for the Slovene language
Slovar za slovenski jezik
Changelogger
Český slovník pro kontrolu pravopisu (CC0)
Experimentální český slovník pro kontrolu pravopisu.
Mongolian Spellchecking Dictionary
Open Image In New Tab
HERA - Hotel Email Reservation Assistant
HERA helps hotels to semi or fully automatically respond to emails by checking rates in your PMS / CRS
Bookmarks: eMails and XNotes - Quick 'Jump To'
Bookmark Toolbar and Menu for easy switching to emails and XNotes.
While you can already 'star' or 'tag' emails, they are still hidden in their (deeply nested?) folder and are not in direct daily view.
Bookmark them!
Message Filters Button UTo create your own collections, you must have a Mozilla Add-ons account.
