WebBarrier is a Chrome extension that offers a free and unlimited website blocking service. This extension aims to boost productivity without any hidden charges, providing features like custom blocklists, focus mode, and custom themes. WebBarrier ensures privacy by being client-based, guaranteeing that no data is accessed or stored by developers or third parties. It excels in performance, being lightweight on system resources, especially RAM.

WebBarrier's key features include the ability to create custom blocklists without limitations, setting up custom block pages or redirect URLs, a newly added focus mode for enhanced productivity management, and customizable themes for the extension's interface.