Privacy and Security

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Silent Block

Minimum and fast URL blocker by regular expression.

Rated 5 out of 5 stars (17)
12,413 users
Updated January 24, 2015

ShowIP

Show the IP address of the current page in the status bar. It also allows querying custom information services by IP (right click) and see location and avaiable vouchers for shopping sites. Additionally you can copy the IP address to the clipboard.

Rated 3 out of 5 stars (283)
90,007 users
Updated January 14, 2015

Element Hiding Helper for Pan No Restart

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

Rated 5 out of 5 stars (2)
317 users
Updated January 14, 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)
990 users
Updated January 13, 2015

pass-manager

Replace integrated password managers storage with zx2c4's pass (www.passwordstore.org)

Rated 3 out of 5 stars (1)
17 users
Updated January 10, 2015

Bitmask Thunderbird Extension

This extension includes:

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

Not yet rated
96 users
Updated January 8, 2015

QuickPasswords

Retrieve your Passwords the quick way! Never retype or display your secure passwords on screen anymore - put the password where you need it - the login form or the clipboard.

Now also includes single sign on change!

Rated 5 out of 5 stars (43)
8,704 users
Updated January 7, 2015

enMailing for Thunderbird

Encrypted email made easy.

Not yet rated
3 users
Updated January 3, 2015

Netlux Adblocker No Restart

Block unwanted ads.

Not yet rated
65 users
Updated December 25, 2014

HabuL

Reports spam to the SpamCop, the FTC, FDA, SEC, ACMA and/or Knujon.com. It also allows you to put in your own custom addresses to report spam to such as your ISP or corporate abuse address.

Rated 4 out of 5 stars (30)
1,852 users
Updated December 10, 2014

Sender Address Columns

Adds optional columns to the Thread Pane to allow sorting email messages by:
* Sender address -- e.g. "someone@example.com"
* Sender address domain -- e.g. "example.com"
* Sender address local part -- e.g. "someone"

Rated 5 out of 5 stars (1)
53 users
Updated December 8, 2014

Cert Importer

Imports certs automatically.

Not yet rated
311 users
Updated November 13, 2014

Flex Confirm Mail

Confirm mail address and attachments based on flexible rules.

Rated 1 out of 5 stars (1)
4,883 users
Updated November 5, 2014

Master Password+

Various enhancements for build-in "master password" (MP)
-Locks master security device on demand or after specified time
-Prompts for MP on browser startup
-Suppresses all or duplicate MP prompts
-Locks up entire application or individual windows

Rated 4 out of 5 stars (109)
26,843 users
Updated October 13, 2014

Hostname in Titlebar

Adds a hostname, URL, or email account ID to the application's window name (e.g., that of Firefox or Thunderbird) to make it recognizable to password manager utilities like KeePass.

Rated 4 out of 5 stars (33)
4,069 users
Updated October 6, 2014

Secure Addressing

This add-on provides features to avoid sending emails to wrong addresses. Key features are a confirmation window of recipient's addresses upon sending, name and affiliation look up at mail composition and main windows, and safe auto completion.

Rated 4 out of 5 stars (8)
944 users
Updated September 26, 2014

Cert Viewer Plus

Certificate viewer enhancements: PEM format view, file export, trust configuration

Rated 5 out of 5 stars (5)
5,446 users
Updated September 6, 2014

Password Tags

Adds metadata and sortable tags to the password manager.

Rated 5 out of 5 stars (5)
3,194 users
Updated September 2, 2014

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 (30)
9,908 users
Updated August 21, 2014

DL for Thunderbird

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

Rated 5 out of 5 stars (2)
1,420 users
Updated August 5, 2014