Top-Rated Extensions


Send to Things for Thunderbird Requires Restart

Create a new Things task from the current email you are viewing. Opens the quick add dialog with subject and message content pre-filled.

I've created this add-on as a user of Things, it is not created or endorsed by Cultured Code.

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18 users

Force Hide Message Pane Requires Restart

Force hide message pane at startup.

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11 users

Switch Link External Handler Requires Restart

Provides abilities to switch external handlers to open links.

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5 users

No Delete Requires Restart

Prevents to delete messages from your disk. Note that it's OK to move mail into trash folder itself.

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8 users

Copiar Assunto Requires Restart

Adiciona um botão para copiar o Assunto do email selecionado para a área de transferência

Add a button to copy the Subject line of the selected email to the clipboard

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32 users

ansitel Click-to-Dial MT Requires Restart

Dieses Plugin ermöglicht das Wählen von markierten Rufnummern im Mozilla Thunderbird mit ansitel VoIP-Telefonanlagen. Einfach Rufnummer markieren und per Rechtsklick mit der Maus loswählen.

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25 users

Rescue Conflicting Alternatives Requires Restart

Converts a mail with conflicting alternative bodes to regular multipart mail.

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22 users

attachment column in search result list Requires Restart

Show the column for attachments in search results list. General search (edit-> search -> search emails) does not show by default if a message has attachments.
This addon adds this column, just as in a normal folder view.

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385 users

One-by-One Forward Requires Restart

Highlight multiple emails, right-click, then select "One-by-One Forward". This extension will allow you to forward the selected emails, one-by-one, to the recipients you specify using your choice of attachment handling.

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295 users

Webreq® Mailboard® Requires Restart

Consente di esportare tutte le impostazioni IMAP ed SMTP della caselle email per accedervi dal web, dallo smarthone oppure reimportarle su altra postazione con Thunderbird.

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53 users

Copy Message ID Requires Restart

Adds a button to the message view toolbar to copy the message ID to the clipboard. This is useful when sending email replies via the command line.

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73 users

TipsTrade Ticket Buttons Requires Restart

This extension parses emails for TipsTrade Tickets and VRMs and creates a menu that links directly to the vehicle in the Broking Applications. Add the "Ticket" button to the email preview toolbar. Click on the button to generate tipstrade:// links

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8 users


With MyAdFilter, free content creators propose you only one ad. Apart from those, as your usual ad-blocker, MyAdFilter disables all ads.

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34 users

Great DANE Requires Restart

Retrieve DANE S/MIME Certificates for Encryption/Signing.

This extension enables users to automatically retrieve S/MIME certificates using the Great DANE Engine (

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86 users

Delete Read Emails Requires Restart

Adds a button in Thunderbird's toolbar that enables you to delete all your read emails at once

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45 users

Hütte Nippon for Thunderbird Requires Restart

Display weather report for a week of Japan.

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45 users

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)

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20 users

JIRA Integration Plugin (Beta) Requires Restart

Create Jira Tickets directly from within Mozilla Thunderbird (based on E-Mails). This Addons saves your Username and Password in clear text. Use on your own risk. (Also, you might need to disable the CSRF Filter in your JIRA Instance.)

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21 users

Zoiper Thunderbird Plugin Requires Restart

It allows you to make calls via Zoiper from Mozilla Thunderbird.

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140 users

AastraClickToCall Requires Restart

Converts telephone numbers into clickable links for use with Aastra IP Phones

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19 users