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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.
Lojban spell check dictionary
EagleCloud Extension
Works along with EagleCloud Information Security product to secure sensitive information based on company policy.
ProtonMail Encryption Status
When using ProtonMail Bridge to integrate Mozilla Thunderbird withProtonMail, it's not easy to tell which emails were end-to-end (E2E) encrypted. This add-on puts an icon in the toolbar above every message to show you its encryption status.
Night and Day Dynamic
A theme that switches between sun and moon based on time of day.
This is the canonical example dynamic theme published by Mozilla: https://github.com/mdn/webextensions-examples/tree/master/dynamic-theme
cb_thunderlink
cb_thunderlink is a thunderlink replacement.
Clickable, durable links to specific messages inside Thunderbird.
Changelogger
Auto Address Cleaner T
Remove comment, display name from addresses before sending mail.
This add-on is a fork of Auto Address Cleaner.
https://addons.thunderbird.net/thunderbird/addon/auto-address-cleaner/
Clacks Overhead
In tribute to the late Sir Terry Pratchett, many users are adding the message "GNU Terry Pratchett" into the email header "X-Clacks-Overhead". Clacks Overhead shows users when this appears in their emails and displays the message included.
Real sender of italian PEC
Shows real sender of italian certified emails (PEC) into the table that lists emails.
English (US) Dictionary
This add-on repackages the en-US dictionary available in mozilla-central, which uses the normal (size 60) word list by SCOWL and integrates it with over 6 thousand words.
Český slovník pro kontrolu pravopisu (CC0)
Experimentální český slovník pro kontrolu pravopisu.
Articles Toolbar
Mongolian Spellchecking Dictionary
WhatsApp Web in Thunderbird
SPAMBEE
Report any unsollicited email (SPAM, Phishing, ...) to SPAMBEE.
Get an alert if you open an email containing a URL already known as fraudulent.
All reports are anonymized, no registration is required.
To create your own collections, you must have a Mozilla Add-ons account.
