To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!Close
Welcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.Close
Privacy & Security
Privacy Settings No Restart Featured
Alter Firefox's built-in privacy settings easily with a toolbar panel.
AdBlock for YouTube™ No Restart Featured
AdBlock for YouTube™ removes all annoying Ads from YouTube
Ghostery No Restart Featured
Enjoy a faster, safer and cleaner browsing experience.
Simple and secure password management. Login automatically, never forget another password, stay in control of your passwords and improve their security. Powered by the world-renowned KeePass Password Safe.
Blur No Restart Featured
Protect your Passwords, Payments, and Privacy.
cyscon Security Shield No Restart Featured
Protect yourself against cyber criminals!
Say no to botnets, malvertising, data breaches, phishing, and malware. Security - Made in Germany.
NoScript Security Suite 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.
ZenMate Security & Privacy VPN No Restart Featured
Unblock the web and change your IP with 4 locations across the globe. ZenMate secures your browsing with encryption - protecting you from hackers, snoopers and data thieves who prey on unsecure connections.
Clear Console Featured
One click to clear your cache, cookies, history, html5/local storage, http logins, all of them or restart your browser with/without notifications.
Proxy Switcher No Restart Featured
Access to the complete Firefox's proxy settings right from a toolbar panel
BugMeNot No Restart Featured
Bypass compulsory web registration with the context menu via www.bugmenot.com.
Self-Destructing Cookies No Restart Featured
Fix the web. Gets rid of a site's cookies and LocalStorage as soon as you close its tabs. Protects against trackers and zombie-cookies. Trustworthy services can be whitelisted.
Keyword Search No Restart Featured
Search in the address bar without changing your search engine.
Bloody Vikings! Featured
Lightbeam for Firefox No Restart Featured
Lightbeam is a Firefox add-on that enables you to see the first and third party sites you interact with on the Web. Using interactive visualizations, Lightbeam shows you the relationships between these third parties and the sites you visit.
DuckDuckGo Plus No Restart Featured
DuckDuckGo is the search engine that doesn't track you. We also have smarter answers and less clutter. This extension makes DuckDuckGo available in the address bar, search bar and right-click menu. Also adds a handy toolbar button with more features!
Fox Web Security Featured
Protection from adult content (parental control) and from dangerous sites.
Entrust protection for yourself and your children to professionals!
Private Tab No Restart Featured
Adds private tabs.