Privacy and Security

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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 (233)
138,001 users
Updated August 29, 2015

Do Not Save Password

Prevents to save passwords.

Not yet rated
21 users
Updated August 28, 2015

Disable Addons

Disable Addons.

Rated 2 out of 5 stars (1)
5 users
Updated August 28, 2015

Disable about:config

Disable about:config feature of Firefox and Thunderbird.

Rated 1 out of 5 stars (1)
284 users
Updated August 28, 2015

ReloadPAC

Workaround for Bug 351163 (Thunderbird bypasses proxy.pac for first connection).

Not yet rated
2 users
Updated August 25, 2015

SecondOpinion

This extension implements a convenient way to check and upload attachments against VirusTotal.com

Not yet rated
4 users
Updated August 25, 2015

Sensitivity Header

Implement the "Sensitivity" header for outgoing messages (described in RFC 4021 section 2.1.55).
This allows the user to select Private / Personal / Company-Confidential (or none) for an outgoing message.

Not yet rated
2 users
Updated August 23, 2015

Steganografi menggunakan PIT dan PRNG

Add-on penyisipan pesan pada gambar menggunakan PIT dan PRNG

Not yet rated
1 user
Updated August 22, 2015

Blend In

Blends OS-related values in User-Agent HTTP request header & a number of JS properties, so that Firefox (Thunderbird) appears to sites visited as running on the OS used the most in the world. Thunderbird can also be blended in as Firefox.

Rated 4 out of 5 stars (10)
923 users
Updated August 11, 2015

Mail Merge Featured

Mass Mail and Personal Mail

Rated 5 out of 5 stars (134)
49,358 users
Updated August 1, 2015

Adblock Plus No Restart Featured

Blocks annoying video ads on YouTube, Facebook ads, banners and much more.

Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).

Rated 5 out of 5 stars (4,928)
20,514,431 users
Updated July 28, 2015

Copy Folder

The missing Thunderbird "copy folder" feature! Copy folders or entire POP/IMAP accounts recursively to any location while maintaining folder structure.

Rated 3 out of 5 stars (33)
9,773 users
Updated July 27, 2015

Identity Chooser

Identity Chooser helps you to always use the correct identity when composing a new email.

Rated 5 out of 5 stars (92)
8,815 users
Updated July 14, 2015

Correct Identity

Ever sent mail from the wrong email address because you forgot to select the correct identity in the compose window?

Rated 4 out of 5 stars (91)
6,735 users
Updated July 12, 2015

DKIM Verifier

Verifies the DKIM-Signature of an e-mail.

Rated 5 out of 5 stars (9)
2,896 users
Updated July 11, 2015

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)
423 users
Updated July 7, 2015

DL for Thunderbird

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

Rated 5 out of 5 stars (3)
1,395 users
Updated July 7, 2015

CryptoData

Easily and quickly to encrypt / decrypt
For users: private messages via e-mail, blogs, social networks, forums, etc.
For webmasters: websites, images, photos, etc.
Support: Firefox, Thunderbird and SeaMonkey

Rated 5 out of 5 stars (4)
1,194 users
Updated July 7, 2015

Element Hiding Helper for Pan No Restart

Help you create element hiding rules for Pan to fight the text ads.

Rated 4 out of 5 stars (3)
439 users
Updated June 30, 2015

Cert Importer

Imports certs automatically.

Not yet rated
309 users
Updated June 12, 2015