Courses online[updated october 22]

Learning new technologies and concepts is important for improving job and academic prospects.
Here is a nice list of online course wares freely available for anyone at any stage of life.
All you need is thirst to learn.
If you want to further your career for real I would suggest earn the certificates as well.
 It would help more if you have low CGPA, this would be perfect opportunity for you to compensate it
Perfect to get knowledge during those semester breaks.
The websites are
My favrouite.

1. https://www.coursera.org/
2. https://www.udacity.com/ 
3. https://www.edx.org/ 
4. http://ocw.mit.edu/index.htm    
5. List of MOOC http://www.mooc-list.com/ 
6. https://iversity.org/   
7. https://www.futurelearn.com/   
8. https://www.openlearning.com/    
9. https://www.canvas.net/   
10. http://www.complexityexplorer.org/   
11. http://www.alison.com/   
12. http://bigdatauniversity.com/  
13. https://www.youtube.com/user/thenewboston/playlists  
14. http://www.lynda.com/

Do mention a resource if I missed one...