Message Composition

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SendToSecondEmail Requires Restart

This Extension lets you send Mails to both, first and second email address...

Rated 4 out of 5 stars (2)
0 users
Updated March 19, 2017

Emoji Menu Requires Restart

Adds the ability to easily insert emojis into your composed messages in Thunderbird.

Rated 4 out of 5 stars (15)
2,565 users
Updated Feb. 19, 2017

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)

Not yet rated
1 user
Updated Dec. 7, 2016

Reply To All Reminder Requires Restart

Asks for confirmation when "Reply" instead of "Reply to All" is pressed on an email with multiple recipients.

Rated 5 out of 5 stars (2)
28 users
Updated Oct. 9, 2016

MultiLDAP2 Requires Restart

Based on TrustedBird/MiliMail work. Patched to work with lastest Thunderbird.
Permits to use several LDAP directories simultaneously for address autocompletion.

Rated 5 out of 5 stars (1)
234 users
Updated Oct. 4, 2016

Colored Recipient Type Requires Restart

Customize background-color of the recipient address fields for each recipient types of To:, Cc:, Bcc:.Customize background-color of the recipient address fields for each recipient types of To:, Cc:, Bcc:.

Rated 4 out of 5 stars (4)
124 users
Updated Sept. 23, 2016

Identity Checker Requires Restart

This add-on checks to sender identity when send a message.

Not yet rated
0 users
Updated July 22, 2016

ConferenceCall.nl templates

Voegt de handige e-mail templates toe aan de knoppenbalk van Thunderbird om deelnemers aan uw conference call uit te nodigen.

Not yet rated
0 users
Updated June 21, 2016

Telefonkonferenz.de-Vorlagen

Durch das Plug-in werden unsere praktischen E-Mail-Vorlagen Ihrer Thunderbird-Symbolleiste hinzugefügt

Not yet rated
0 users
Updated June 20, 2016

ConferenceCall.co.uk templates

This plugin adds our savvy email templates to your Thunderbird toolbar.

Not yet rated
0 users
Updated June 20, 2016

Color Text Compose Buttons Requires Restart

Adds Text Color Buttons in Compose Toolbar and More: Pixel FontSize, Strikethough, Sub & Superscript, Lower & UpperCase. Also provide Tools: Insert iframe, Launch MathType, Maths & Greek Symbols, Load Template Variables and Duplicate Compose Window.

Rated 4 out of 5 stars (23)
302 users
Updated June 6, 2016

BorderColors GT Requires Restart

How many time you sent an email from your wrong email address?
This add-ons allows you assign a different color to the compose window border for each of your email addresses. So you can immediately view from what account are you writing.

Rated 4 out of 5 stars (10)
175 users
Updated April 25, 2016

Ethical signature Requires Restart

Add a button to the email composition toolbar, which lets you insert an ethical signature.

Not yet rated
1 user
Updated April 5, 2016

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.

Rated 5 out of 5 stars (4)
0 users
Updated March 7, 2016

Sensitivity Header + SPX Requires Restart

Implement the "Sensitivity" header for outgoing messages (described in RFC 4021 section 2.1.55).
Forked from another add-on developed by ff_bob, added SPX header for Sophos security appliances

Not yet rated
1 user
Updated Feb. 7, 2016

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.

Not yet rated
0 users
Updated Jan. 29, 2016

hubiC for Filelink Requires Restart

Add hubiC support to Thunderbird's Filelink feature.

Rated 4 out of 5 stars (15)
34 users
Updated Jan. 27, 2016

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.

Not yet rated
0 users
Updated Jan. 26, 2016

BccBlocker Requires Restart

A ThunderBird extension to prevent the use of the Bcc field.

Bcc is the worst thing ever.
It kills transparency inside an organization.
If you use the Bcc feature, you should ask yourself why..

Not yet rated
1 user
Updated Nov. 14, 2015

ThunderBird Ticker Requires Restart

Extension for creating support tickets based on mail.

Not yet rated
0 users
Updated Sept. 28, 2015