Web Directory

MDN Web Docs Development The official reference for HTML, CSS and JavaScript Nonprofit Login Not required Mobile Supported The Odin Project Learning A free, open-source curriculum for learning full-stack web development by building real projects. Nonprofit Login Optional Mobile Supported npm Development The central registry for JavaScript packages Company Login Not required Mobile Supported W3Schools Learning Beginner-friendly web development tutorials with an in-browser code editor. Company Login Not required Mobile Supported DevDocs Development A fast, offline browser for 100+ programming and API documentation sets. Nonprofit Login Not required Mobile Supported Frontend Mentor Learning Practice front-end skills by building real projects from professional designs. Company Login Optional Mobile Supported Scrimba Learning An interactive coding platform where you can pause lessons to edit and run the instructor's code. Company Login Optional Mobile Supported StackBlitz Development Browser-based IDE that spins up full-stack JavaScript dev environments instantly. Company Login Optional Mobile Limited Can I Use Development Browser support tables for HTML, CSS, and JavaScript features. Individual Login Not required Mobile Supported regex101 Development An online regex tester and debugger with real-time matching and plain-English explanations. Company Login Not required Mobile Supported