Welcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.Close
Privacy & Security
Find out which websites you can trust. WOT adds intuitive traffic light-style icons next to search results and URLs so you can decide whether to visit a site:
• Green – The site is trusted
• Yellow – Be cautious
• Red – Online threats detected
Proxy Switcher No Restart Featured
Access to the complete Firefox's proxy settings right from a toolbar panel
Keyword Search No Restart Featured
Search in the address bar without changing your search engine.
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!
Master Password+ Featured
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
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).
AdBlock for YouTube™ No Restart Featured
AdBlock for YouTube™ removes all annoying Ads from YouTube
Bloody Vikings! Featured
BugMeNot No Restart Featured
Bypass compulsory web registration with the context menu via www.bugmenot.com.
Blur No Restart Featured
Protect your Passwords, Payments, and Privacy.
Google search link fix No Restart Featured
This extension prevents Google and Yandex search pages from modifying search result links when you click them. This is useful when copying links but it also helps privacy by preventing the search engines from recording your clicks.
Ghostery No Restart Featured
Enjoy a faster, safer and cleaner browsing experience.
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.
uMatrix No Restart Featured
Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc.
Fox Web Security Featured
Protection from adult content (parental control) and from dangerous sites.
Entrust protection for yourself and your children to professionals!
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.
Decentraleyes No Restart Featured
Protects you against tracking through "free", centralized, content delivery. It prevents a lot of requests from reaching networks like Google Hosted Libraries, and serves local files to keep sites from breaking. Complements regular content blockers.
Multifox No Restart Featured
An extension that allows Firefox to connect to websites using different user names. Simultaneously.
*** Multifox 2 users: try the "Window Mode" (Addons - Multifox - Options) ***
Private Tab No Restart Featured
Adds private tabs.
HTTPS Everywhere Featured
Encrypt the web! HTTPS Everywhere is a Firefox extension to protect your communications by enabling HTTPS encryption automatically on sites that are known to support it, even when you type URLs or follow links that omit the https: prefix.