Privacy and Security

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AdNauseam

Fight back against advertising surveillance

Rated 4 out of 5 stars (12)
8,081 users

Mail Merge Requires Restart

Mass Mail and Personal Mail

Rated 5 out of 5 stars (149)
67,299 users

InfoNotary Configurator for Mozilla Requires Restart

Configures Mozilla for work with certificates issued by InfoNotary Plc.

Rated 5 out of 5 stars (2)
9,656 users

Close Proxy Authentication Requires Restart

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

Rated 5 out of 5 stars (3)
1,614 users

Cert Viewer Plus Requires Restart

Certificate viewer enhancements: PEM format view, trust configuration

Rated 4 out of 5 stars (6)
4,840 users

MM3 Proxy Switch Requires Restart

In the Firefox Browser (and other Mozilla programs) you can per default configure only the setting for one internet connection. With this Proxy Switch you can manage different configurations and simply switch over between these.

Rated 4 out of 5 stars (39)
5,623 users

Identity Chooser Requires Restart

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

Rated 5 out of 5 stars (98)
10,145 users

Ebank2 Plugin Requires Restart

K&H e-bank és electra belépés és tranzakció aláírás bővítmény / K&H ebank and electra login and transaction singing extension

Rated 3 out of 5 stars (7)
39,372 users

Unsubscribe from Mailing List Requires Restart

Allows recipients to cancel their newsletter subscriptions in the thunderbird interface.

Rated 4 out of 5 stars (13)
1,425 users

CensureBlock Requires Restart

This addon blocks sites containing pornographic materials.

Rated 3 out of 5 stars (76)
62,970 users

KeePass Helper Requires Restart

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 (35)
5,088 users

ShowIP Requires Restart

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 (287)
42,055 users

uBlock Origin

Finally, an efficient blocker. Easy on CPU and memory.

Rated 5 out of 5 stars (839)
3,097,252 users

FoxyProxy Basic Requires Restart

FoxyProxy Basic is a simple on/off proxy switcher. More advanced features and configuration options are offered by FoxyProxy Standard.

Rated 4 out of 5 stars (31)
23,228 users

WebPG for Mozilla Requires Restart

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

Rated 3 out of 5 stars (24)
2,588 users

PrefBar Requires Restart

The all in one toolbar(item). Houses and manages bigger amounts of buttons (Clear Cache, Clear Cookies, ...), Menus (User Agent spoof...) and checkboxes (Javascript, Flash, ...). Extensible from online-database or with self created buttons.

Rated 5 out of 5 stars (40)
22,665 users

about:addons-memory 2016

Adds a new page that shows add-on memory usage

Rated 5 out of 5 stars (23)
12,583 users

PasswordMaker Requires Restart

One Password To Rule Them All!

Rated 4 out of 5 stars (55)
2,684 users

RequestPolicy Requires Restart

Be in control of which cross-site requests are allowed. Improve the privacy of your browsing by not letting other sites know your browsing habits. Secure yourself from Cross-Site Request Forgery (CSRF) and other attacks.

Rated 4 out of 5 stars (227)
84,715 users

LastPass Password Manager Requires Restart

LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.

Rated 4 out of 5 stars (1,453)
789,361 users