20 GitHub repos that teach you more than any paid course

1.30-Days-Of-Python — http://github.com/Asabeneh/30-Days-Of-Python
Structured 30-day path, beginner to writing real scripts.

2. project-based-learning — http://github.com/practical-tutorials/project-based-learning
Huge collection of step-by-step build tutorials across languages.

3. build-your-own-x — http://github.com/codecrafters-io/build-your-own-x
Build your own Docker, Redis, git, etc. from scratch. 400k+ stars.

4. ML-For-Beginners — http://github.com/microsoft/ML-For-Beginners
Microsoft's free ML course with quizzes & assignments.

5. 500-AI-Machine-learning-Deep-learning-Computer-vision-NLP-Projects-with-code — http://github.com/ashishpatel26/500-AI-Machine-learning-Deep-learning-Computer-vision-NLP-Projects-with-code
500 project ideas across AI/ML/CV/NLP.

6. freeCodeCamp — http://github.com/freeCodeCamp/freeCodeCamp
Full curriculum: web dev, JS algorithms, data science, more.

7. developer-roadmap— http://github.com/kamranahmedse/developer-roadmap
Visual roadmaps for every dev role — frontend, backend, DevOps.

8. coding-interview-university — http://github.com/jwasham/coding-interview-university
Full CS study plan to prep for software engineering interviews.

9. system-design-primer — http://github.com/donnemartin/system-design-primer
Learn how to design large-scale systems, with real examples.

10. javascript-algorithms — http://github.com/trekhleb/javascript-algorithms
Algorithms & data structures explained and implemented in JS.

11. You-Dont-Know-JS — http://github.com/getify/You-Dont-Know-JS
Deep-dive book series on how JavaScript actually works.

12. clean-code-javascript — http://github.com/ryanmcdermott/clean-code-javascript
Clean code principles adapted for JS with real examples.

13. public-apis — http://github.com/public-apis/public-apis
Free APIs for literally any project idea you have.

14. free-programming-books — http://github.com/EbookFoundation/free-programming-books
Massive list of free books across every language and stack.

15. ossu/computer-science — http://github.com/ossu/computer-science
Full free CS degree curriculum, self-paced.

16. app-ideas — http://github.com/florinpop17/app-ideas
Curated project ideas with difficulty levels to build a portfolio.

17. awesome-python — http://github.com/vinta/awesome-python
Every notable Python framework, library, and resource in one place.

18. awesome-machine-learning — http://github.com/josephmisiti/awesome-machine-learning
Curated ML frameworks and resources by language.

19. tech-interview-handbook — http://github.com/yangshun/tech-interview-handbook
Curated interview prep material used by real candidates who got hired.

20. awesome — http://github.com/sindresorhus/awesome
The meta-list. Every "awesome" list for every topic that exists.

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