Počítačové manuály

https://mva.microsoft.com  Microsoft Virtual Academy

http://www.w3schools.com/  HTML

http://www.gcflearnfree.org/topics/

E-learning

http://cbtnuggets.com profesionalne IT kurzy pre odborníkov

https://www.udemy.com 

https://www.vtc.com/

http://coursera.org

https://www.codecademy.com  Learn to code interactively, for free