Zen is an open-source system-wide ad-blocker and privacy guard for Windows, MacOS, and Linux. It works by setting up a proxy that intercepts HTTP requests from all applications, and blocks those serving ads, tracking scripts that monitor your behavior, malware, and other...









































































More flexible blocking system using hosts-like filters (from internet or user created). Per-app activation. Customizable and user-selectable multiple (no limited) DNS servers