Web Resources & Bookmarks

The gold standard reference documentation for HTML, CSS, JavaScript, and Web APIs.

Fast, offline-capable unified search across dozens of developer API documentations.

Up-to-date browser feature support tables for modern frontend capabilities.

Non-profit recommendations and guides on privacy-respecting software and services.

Check if your email or passwords have been compromised in known data breaches.

Expert operational security guides for defending against online tracking and surveillance.

The definitive catalog of network services and web applications that can be hosted on your own hardware.

Container image registry for finding verified base systems and official software builds.

Source repository and release milestones for the Linux operating system kernel.