uBlock Origin is an efficient content blocker, designed to use minimal CPU and memory. Unlike traditional ad blockers, it offers a wide-ranging solution to block ads, trackers, and malicious URLs. Out of the box, it comes with multiple filter lists that block ads and tracking, and users can add more lists or create their own rules for customized blocking. uBlock Origin is open-source, free, and constantly maintained by a dedicated group of contributors. It is available for users to install as a Chrome extension and offers advanced features for a seamless browsing experience.