Privacidad y seguridad


Just Report It

Just Report It ( is an email plugin which tackles spam the right way. Report emails straight to SpamCop, the Registrar, a custom email address or any combination in between!

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52 usuarios
Agregados Dic. 17, 2020

Safelink removal

Replace URLs which have been rewritten by Office 365 Advanced Threat Protection with the original URL.

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72 usuarios
Agregados Oct. 6, 2020

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.

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173 usuarios
Agregados Oct. 6, 2020


Quick & easy PGP encryption / decryption tool
* Save & use many public encryption keys to encrypt mail content
* Save & use many private decryption keys to decrypt mail content

Using openPGP.js

Open Source

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124 usuarios
Agregados Jul. 7, 2020


Diese Erweiterung überprüft ungelesene E-Mails auf Spoofingversuche. Die E-Mails werden mithilfe von fünf unterschiedlichen Tests untersucht um deren Legitimität festzustellen. Die Tests werden einzeln erklärt auf der Einstellungsseite.

Puntuado con 1 de 5 estrellas (1)
42 usuarios
Agregados Mayo 14, 2020

Disable Signature Necesita reiniciarse

Allows to disable the S/MIME signature of messages. Afterwards, these messages are no longer recognized as signed and their attachments can be deleted or detached.

Puntuado con 5 de 5 estrellas (1)
9 usuarios
Agregados Ene. 23, 2020

Un-Safelinks Necesita reiniciarse

Replace URLs which have been rewritten by Office 365 Advanced Threat Protection with the original URL.

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11 usuarios
Agregados Oct. 23, 2019

Auto Address Cleaner T

Remove comment, display name from addresses before sending mail.

This add-on is a fork of Auto Address Cleaner.

Puntuado con 4 de 5 estrellas (4)
4.827 usuarios
Agregados Oct. 16, 2019

Autocrypt Necesita reiniciarse

E-Mail encryption that gets out of your way. Compatible with Autocrypt and OpenPGP.


Caution: This extension can not be used together with Enigmail. Please remove Enigmail before installing.

Puntuado con 4 de 5 estrellas (10)
116 usuarios
Agregados Ago. 13, 2019

X-Spam-Score Column Necesita reiniciarse

Adds a column for the X-Spam-Score header.

Puntuado con 5 de 5 estrellas (1)
15 usuarios
Agregados Jul. 10, 2019

Report Phishing Necesita reiniciarse

Report Phishing is an Add-on for Thunderbird that makes it easy to report phishing emails. Reported emails are analyzed for malicious links that are then sent to security companies for blocking and mitigation.

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0 usuarios
Agregados Jul. 1, 2019


Signalez un e-mail non sollicité (SPAM, Phishing, ...) à SPAMBEE, et soyez alerté si vous ouvrez un email contenant une URL répertoriée comme frauduleuse.
Tous les signalements sont strictement anonymes et ne nécessitent aucune inscription préalable

Puntuado con 4 de 5 estrellas (1)
77 usuarios
Agregados Mayo 16, 2019

Confirm-Address2 Necesita reiniciarse

Confirm E-mail addresses before sending mail.
This is forked from and works with Thunderbird 68.

Puntuado con 5 de 5 estrellas (2)
228 usuarios
Agregados Sept. 4, 2018

Unmangle Microsoft ATP Safelinks

Users of and o365 who have Advanced Thread Protection enabled will have all URL's in emails changed to redirect them to an Microsoft filter before opening. This is a bad idea.

This plugin will change the URL back to the original value.

Puntuado con 5 de 5 estrellas (3)
240 usuarios
Agregados Jun. 28, 2018

KeeBird Necesita reiniciarse

Use KeePass Password Safe to manage your login credentials.

This is the replacement for the KeeFox extension for Thunderbird.

Puntuado con 4 de 5 estrellas (8)
242 usuarios
Agregados Mayo 14, 2018

Esign Necesita reiniciarse

Электронная подпись для сообщений в Thunderbird на основе API клиента "ГУЦ"

Puntuado con 5 de 5 estrellas (1)
0 usuarios
Agregados Abr. 5, 2018

Classic Password Editor Necesita reiniciarse

Adds the ability to create and edit entries in the password manager.

Puntuado con 4 de 5 estrellas (10)
202 usuarios
Agregados Oct. 23, 2017

Remote Content By Folder

Decide whether to allow or block remote content in messages by comparing the names of the folders in which they are located to configured regular expressions.

Puntuado con 3 de 5 estrellas (2)
91 usuarios
Agregados Sept. 9, 2017


WarnAttachment zeigt einen zusätzlichen Dialog um das Öffnen von gefährlichen Anhängen zu bestätigen. Einige Anhänge wie z.B. .exe-Dateien werden komplett geblockt. Dies reduziert das Malware-Risiko besonders für unerfahrene Benutzer.

Puntuado con 5 de 5 estrellas (8)
2.075 usuarios
Agregados Mayo 1, 2017

Great DANE Necesita reiniciarse

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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3 usuarios
Agregados Feb. 1, 2017