freeCodeCamp

Programming lessons, projects, and technical articles.

What it does

Programming lessons, projects, and technical articles.

Learning web development through structured practice.

Advanced TypeScript Guide — Deepening understanding of types beyond introductory syntax.
Algorithm Visualizer — Learning how algorithms change data step by step.
Awesome shadcn/ui — Discovering related components, tools, and example applications.
Bulletproof React — Studying a complete example of maintainable application structure.
ByteByteGo — Building intuition about distributed systems and application infrastructure.

Editorial overview reviewed on October 24, 2026. Follow the source for current setup, compatibility, and licensing.