Privacy and Security
Finally, an efficient blocker. Easy on CPU and memory.
NoScript Security Suite Requires Restart Featured
The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.
Fox Web Security Requires Restart
Protection from adult content (parental control) and from dangerous sites.
Entrust protection for yourself and your children to professionals!
Adblock Plus 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).
Avoid redirects and has direct access to the sites you want to visit.
Google Privacy Requires Restart
Make some popular websites respect your privacy settings.
Please see the known issues below!
PrefBar Requires Restart
Controle de Scripts Requires Restart
Adds a new page that shows add-on memory usage
Web of Trust, MyWOT/WOT: Website Reputation Rating Requires Restart
Instantly know which websites to trust! WOT protects you while you browse, warning you against dangerous sites that host malware, phishing, and more.
Saved Password Editor Requires Restart
Adds the ability to create and edit entries in the password manager.
Perspectives Requires Restart
Connect securely to https websites by checking certificates with network notaries. See http://www.perspectives-project.org
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.
Unsubscribe from Mailing List Requires Restart
Allows recipients to cancel their newsletter subscriptions in the thunderbird interface.
Whois & Flags Firefox & Websites Popularity Rating Requires Restart
Display Country Flag indicating Website Physical Location (Country, State, City). Website Popularity (Live Visitor Statistics). Shows how many users are visiting any World Website per day. Website IP IPv6 Addresses, DNS, Hosting. IP Whois Lookup
Identity Chooser Requires Restart
Identity Chooser helps you to always use the correct identity when composing a new email.
Form History Control Requires Restart
Manage form history entries (search, edit, cleanup, export/import) and easy text formfiller.
Auto-save text entered in any form while typing to allow fast recovery when disaster strikes.
Control for which webpage form history is saved or not.
QuickPasswords Requires Restart
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 SSO change (multi-domain pw) and Backup + Restore.