1. how-web-work

What happens behind the scenes when we type google.com in a browser? https://github.com/vasanthk/how-web-works

2. developer-roadmap

Community driven roadmaps, articles and resources for developers. https://github.com/kamranahmedse/developer-roadmap

3. free-programming-books

Freely available programming books. https://github.com/EbookFoundation/free-programming-books

4. ossu-computer-science

Path to a free self-taught education in computer science. https://github.com/ossu/computer-science

5. system-design-primer

Learn how to design large-scale systems. Prep for the system design interview. https://github.com/donnemartin/system-design-primer

6. coding-interview-university

A complete computer science study plan to become a software engineer. https://github.com/jwasham/coding-interview-university

7. tech-interview-handbook

Curated coding interview preparation materials for software engineers. https://github.com/yangshun/tech-interview-handbook

8. front-end-interview-handbook

Front End interview preparation materials for busy engineers. https://github.com/yangshun/front-end-interview-handbook

9. javascript-algorithms

Algorithms and data structures implemented in JavaScript with explanations. https://github.com/trekhleb/javascript-algorithms

10. javascript-questions

A list of JavaScript questions, and their explanations. https://github.com/lydiahallie/javascript-questions

11. freecodecamp

A friendly community where everyone can learn to code for free. https://github.com/freeCodeCamp/freeCodeCamp

12. awesome-learning-resources

Awesome list of resources on web development. https://github.com/lauragift21/awesome-learning-resources

13. project-based-learning

A curated list of project-based tutorials. https://github.com/practical-tutorials/project-based-learning

14. project-guidelines

A set of best practices for JavaScript projects. https://github.com/elsewhencode/project-guidelines

15. professional-programming

A collection of learning resources for curious software engineers. https://github.com/charlax/professional-programming

16. the-book-of-secret-knowledge

A collection of inspiring manuals, cheat sheets, blogs, cli/web tools, and more. https://github.com/trimstray/the-book-of-secret-knowledge