Explore powerful tools and features to customize Firefox and make the browser all your own.
Enlarge thumbnails, and show images/videos from links with a mouse hover.
Deletes history older than a specified amount of days.
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
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.
A secure and free password manager for all of your devices.
LeechBlock NG is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.
Tons of features to improve your user experience on YouTube™.
This is probably a laser cat add-on so you can shoot laser cat lasers at things.
Spoofs User-Agent strings of your browser with a new one globally, randomly or per hostname
A customizable password protected website blocker and redirector