Increase browser speed and reduce memory load and when you have numerous open tabs.
Build, save and share beautiful Firefox themes.
Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...
Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
Automatically learns to block invisible trackers.
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.
Prevent Facebook from tracking you around the web. The Facebook Container extension for Firefox helps you take control and isolate your web activity from Facebook.
Finally, an efficient blocker. Easy on CPU and memory.
The easy way to download and convert Web videos from hundreds of YouTube-like sites.
The best security you can get in a web browser! Allow potentially malicious web content to run only from sites you trust. Protect yourself against XSS other web security exploits.
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
A secure and free password manager for all of your devices.
RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically
The best way to experience 1Password in your browser. Easily sign in to sites, generate passwords, and store secure information, including logins, credit cards, notes, and more.