Privacy and Security

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Bitmask Thunderbird Extension

This extension includes:

* A wizard for creating Bitmask email accounts on Thunderbird.
* Cache prevention for Bitmask accounts.

Not yet rated
81 users
Added October 31, 2013

Highlight External Addresses

This extension helps to warn the user when composing a message to a mixed group of people both in and out of the sender's organization. External addresses are highlighted in orange as a reminder.

Rated 4 out of 5 stars (1)
108 users
Added October 29, 2013

Massey Omura Cryptosystem

Add On Keamanan EMail dengan Massey Omura Cryptosystem

Not yet rated
1 user
Added August 20, 2013

Channel Guard

Channelguard disables plugins and protocol handlers to ensure maximum security against side-channel attack.

Rated 4 out of 5 stars (2)
53 users
Added August 16, 2013

DL for Thunderbird

Allows to convert large attachments to links automatically without 3rd party providers.

Rated 5 out of 5 stars (3)
1,281 users
Added July 9, 2013

Paranoia

Check if your emails arrived TLS-encrypted (and which corporations were able to read it nevertheless)

Rated 4 out of 5 stars (6)
782 users
Added July 2, 2013

Bluhell Firewall No Restart

Get a faster browsing experience by blocking nasty web resources using Bluhell Firewall, the lightweight Ad-Blocker and Tracking/Privacy Protector.

Rated 5 out of 5 stars (229)
133,953 users
Added May 24, 2013

DKIM Verifier

Verifies the DKIM-Signature of an e-mail.

Rated 5 out of 5 stars (9)
2,626 users
Added May 13, 2013

Enigma-code

Proste i szybkie szyfrowanie korespondencji e-mail, jak i dowolnego tekstu. Algorytm szyfrowania oparty na sposobie szyfrowania maszyny Enigma.

Not yet rated
15 users
Added April 2, 2013

Close Proxy Authentication

Provides transparent proxy authentication on your enterprise network.
Close authentication dialog if login on proxy failed.

Rated 5 out of 5 stars (2)
899 users
Added March 20, 2013

CapsKiller

Caps Killer is a protection against newbies using caps in their mails.

Rated 5 out of 5 stars (2)
65 users
Added February 23, 2013

GNOME keyring password integration

Extension that allows Firefox and Thunderbird to store passwords in Keyring, Gnome's default password store.

Rated 3 out of 5 stars (17)
512 users
Added January 17, 2013

Too Many Recipients

Contourne la limite du nombre de destinataires/e-mail des serveurs SMTP.
Gets around the limit on the number of recipients/e-mail of SMTP servers.
Evita la limitación de número de destinatarios/e-mail del servidor SMTP.

Rated 4 out of 5 stars (15)
1,268 users
Added December 13, 2012

Encrypt if possible

Sets message security option "encrypt message", if valid X509 certificates are found for all recipients.

Rated 5 out of 5 stars (14)
1,623 users
Added October 15, 2012

Security Settings from Address Book

Sets message security (sign/encrypt) when sending or saving messages based on recipients' address book entry's field "Custom1".

Rated 5 out of 5 stars (2)
398 users
Added October 12, 2012

Don't Send Linked Files

Prevents sending of linked files if they are file: URLs.

Rated 1 out of 5 stars (1)
20 users
Added September 11, 2012

Adblock Edge No Restart

Adblock Edge is a fork of the Adblock Plus version 2.1.2 extension for blocking advertisements on the web, without sponsored ads whitelist.

**This addon has been discontinued**

Rated 5 out of 5 stars (278)
705,548 users
Added September 8, 2012

WebPG for Mozilla

An extension which provides GnuPG/GPG/PGP related functions to Moizilla Firefox, Thunderbird and Seamonkey

Rated 3 out of 5 stars (21)
2,995 users
Added September 4, 2012

TorBirdy

This extension configures Thunderbird to make connections over the Tor anonymity network.

Rated 5 out of 5 stars (5)
2,142 users
Added July 5, 2012

BorderColors GT

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 (7)
3,530 users
Added July 2, 2012