Explore powerful tools and features to customize Firefox and make the browser all your own.
OneTab - Too many tabs? Convert tabs to a list and reduce browser memory
Makes a Web Page readable.
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
Makes every page (or only pages that you want) to have light text on dark background. Exact colors are customizable.
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™.
Spoofs User-Agent strings of your browser with a new one globally, randomly or per hostname
This is probably a laser cat add-on so you can shoot laser cat lasers at things.
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
Image Search Options provides a set of highly customizable reverse image search context menu options.