Privacy & Security
Master Password+ Requires Restart 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
Gmail™ Notifier (restartless) Featured
Multiple account (or label) Gmail notifier (without storing passwords)
FireSSH Requires Restart Featured
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.
Proxy Switcher Featured
Access to the complete Firefox's proxy settings right from a toolbar panel
Clear Console Requires Restart Featured
One click to clear your cache, cookies, history, html5/local storage, http logins, all of them or restart your browser with/without notifications.
DuckDuckGo Plus Featured
DuckDuckGo is the search engine that doesn't track you. This add-on makes DuckDuckGo your default search engine and includes some other useful features.
Keyword Search Featured
Search in the address bar without changing your search engine.
AdBlocker Ultimate Featured
Free and improved ad blocker. Completely remove ALL ads. No "acceptable" ads or whitelisted advertisers, block tracking, block malware!
Ghostery Compatible with Firefox 57+ Featured
Increase your browsing privacy, protection, and speed.
AdBlocker for YouTube™ removes all annoying Ads from YouTube
Smart HTTPS Featured
Automatically changes HTTP addresses to the secure HTTPS, and if loading encounters error, reverts it back to HTTP.
QuickJava Requires Restart Featured
Strictly block all popup requests from any website by default. A notification window is opened to allow you accept, reject, open the popup in background page, or redirect the current page to popup address
The most popular ad blocker for Chrome and Safari, now available for Firefox! Block all advertisements on all web pages, even Facebook, Youtube, and Hulu. Browse faster, too! Most ads aren't even downloaded at all, saving you time and bandwidth.
Disconnect for Facebook™ Featured
Facebook™ Disconnect is an efficient firewall to disconnect third-party websites from accessing to your Facebook.
Extended Cookie Manager - Keep only wanted cookies.
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).
Panel View for Google™ Keep Featured
A handy and reliable extension designed to store your notes, lists and photos.