Code.org is a non-profit website as that aims to encourage people, particularly school students to learn computer science. The platform includes free coding lessons and initiative also targets schools in an attempt in order to encourage them and include more computer science classes in the curriculum. The code is one of the largest education platforms that has more than 14 million students and up to 900 thousands teachers around the world. It offers step-by-step learning feature that start their students with the very basic level in order to deliver complete knowledge and work as a complete school system. It has a massive collection of courses, and each course on this platform is consists of numbers of lessons, quizzes, games and challenge that is regular update with new stuff. Code also includes key features such as simple and user-friendly interface, ranking, step-by-step guide, free for everyone and much more. Overall, Code.org is one of the best organization and website to learn computer science.
1. edX

2. Code School

3. Treehouse

4. Pantheon.io

5. Docebo

6. TalentLMS

7. PluralSight

8. Khan Academy

9. Codecademy

10. Coursera

11. Lynda.com

12. Udemy

13. The Odin Project

14. Upskillcourses

15. Codeconquest

16. Bitdegree

17. Codehs

18. Teamtreehouse

19. Hackpledge

20. Generalassemb.ly

21. Crunchzilla

22. Sitepoint

23. Tutsplus

24. Davidwalsh.name

25. Codeavengers

26. Ocw.mit.edu

27. Codewars

28. Google Web Fundamentals

29. Dash.generalassemb.ly
