edX established in 2012 with lecture from MIT professor which is one the best online learning platform which provides free as well as paid access to content provided by world’s top universities like Harvard, MIT, Berkeley, Cambridge, Stanford, Google and many more. The objective of edX are as:
- Increase access to high-quality education for everyone, everywhere
- Enhance teaching and learning on campus and online
- Advance teaching and learning through research
https://learning.edx.org/course/course-v1:HarvardX+CS50+X/home?_gl=1*1shomop*_ga*MTg4NTM3MDgyNy4xNjg2NTM3MzY4*_ga_D3KS4KMDT0*MTY4NjU1NTM4NS4zLjEuMTY4NjU1NjIzMy4wLjAuMA..
https://learning.edx.org/course/course-v1:HarvardX+CS50W+Web/home?_gl=1*devjiy*_ga*MTg4NTM3MDgyNy4xNjg2NTM3MzY4*_ga_D3KS4KMDT0*MTY4NjU1NTM4NS4zLjEuMTY4NjU1NjI5OC4wLjAuMA..