Message Composition
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SendToSecondEmail
Requires Restart
This Extension lets you send Mails to both, first and second email address...
Edit Message Encoding Fallback
Requires Restart
Fallback to a safe encoding, if you are replying to a message with unsupported encoding like UTF-16LE. (workaround for the Bug 961983)
tuneMDNDSN
Requires Restart
fix behavior of notifications checkboxes in compose window when editing msg as new
Telefonkonferenz.de-Vorlagen
Durch das Plug-in werden unsere praktischen E-Mail-Vorlagen Ihrer Thunderbird-Symbolleiste hinzugefügt
Rage Hoye
Requires Restart
Prevents you from sending offensive mails based on a keyword list
TarotSignature
Requires Restart
This version provides a custom button for the message composer.
You need to customize your toolbar of the message composer.
The signature is hard-coded into the source code.
The signature is NOT being inserted automatically on window-open.
Synnefo for Filelink
Requires Restart
Add Synnefo support to Thunderbird's Filelink feature.
ConferenceCall.co.uk templates
This plugin adds our savvy email templates to your Thunderbird toolbar.
Ethical signature
Requires Restart
Add a button to the email composition toolbar, which lets you insert an ethical signature.
gLOC for Thunderbird
Requires Restart
gLOC - a link that lets you find your way! Once you create your own gLOCs at https://app.gloc.io, you can easily insert them into your emails in Thunderbird. You can also use gLOCs someone else shared with you. Product of Wayz Solutions GmbH Germany.
MALA Hindi Spell Checker by MCRPV, (Anurag Seetha)
Requires Restart
MALA (Makhanlal) Hindi Shabd Shodhak to check Spelling of Hindi Unicode Text by Makhanlal Chaturvedi National University of Journalism & Communication, Bhopal, India. Chief Developer - Dr. Anurag Seetha. The program is Released Under the GNU GPL V 3
Don't Send Linked Files
Requires Restart
Prevents sending of linked files if they are file: URLs.
Identity Checker
Requires Restart
This add-on checks to sender identity when send a message.
ConferenceCall.nl templates
Voegt de handige e-mail templates toe aan de knoppenbalk van Thunderbird om deelnemers aan uw conference call uit te nodigen.
RM: EXTERNAL:
Requires Restart
Removes 'EXTERNAL: ' from the start of an email subject if it is preceded by 'RE:' or 'FWD:' (case insensitive). The removal is done after the 'Send' button is pressed.
PennyPost
Requires Restart
This extension makes it very easy to generate and attach stamps to outgoing mail. It also automatically detects and verifies stamps on incoming emails. The MBound algorithm requires a 16MB fixed table to work, HashCash is more CPU intense.
To create your own collections, you must have a Mozilla Add-ons account.