Free And Best Resource:

• https://www.youtube.com/watch?v=PkZNo7MFNFg
  

• https://www.youtube.com/watch?v=3PHXvlpOkf4
  

• https://www.youtube.com/watch?v=Qqx_wzMmFeA
  

• https://www.youtube.com/watch?v=W6NZfCO5SIk
  

• https://www.youtube.com/watch?v=2qDywOS7VAc
  

• https://javascript30.com/
  

• https://www.freecodecamp.org/learn/javascript-algorithms-and-data-structures/
  

• https://www.codecademy.com/learn/introduction-to-javascript
  

• https://eloquentjavascript.net/

Udemy:

• https://www.udemy.com/course/the-complete-javascript-course/
  

• https://www.udemy.com/course/javascript-the-complete-guide-2020-beginner-advanced/
  

• https://www.udemy.com/course/modern-javascript-from-the-beginning/
  

Other Blogs:

Top course to learn REACT:

• https://dev.to/amritanshu/top-courses-to-learn-react-56d2

Top course to learn MERN:

• https://dev.to/amritanshu/top-courses-to-learn-mern-2i2g

Twitter:

• https://twitter.com/NewGenDeveloper

If you know some other best one out there 👇 Comment :)