freeCodeCamp.org's open-source codebase and curriculum. Learn to code for free.

Repo for counting stars and contributing. Press F to pay respect to glorious developers.

Interactive roadmaps, guides and other educational content to help developers grow in their careers.

The library for web and native user interfaces.

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

📚 Freely available programming books

A complete computer science study plan to become a software engineer.

😎 Awesome lists about all kinds of interesting topics

A collective list of free APIs

Master programming by recreating your favorite technologies from scratch.