Codeasy is probably the newest one from the whole list. It is quite interesting educational course because it drives a new concept to computer science studying. You start learning there by reading an adventure story about fighting machines in the future. On your way, you’ll meet challenges that require real coding to solve. The final goal is to save the world from machine invasion. And as a very important side effect – become a software developer.
There was a time when knowing how to program was for the geekiest of geeks. That’s not exactly the case today. As most entrepreneurs, freelancers and marketers will tell you, learning how to program can help you succeed. Over the past year, I've been learning to code. It's helped me to become a much better entrepreneur: I can dive in, for instance, when my team needs to fix a few bugs on the site. 
This Google project for web developers launched in 2010 to counter Apple’s HTML5. The site is full of tutorials, resources and the latest HTML5 updates. It’s open source, so developers can play around with HTML5 code. Because this site's offerings are more advanced than most introductory courses, you'll need some knowledge and experience before jumping in.
Based out of New Zealand, Code Avengers provides fun and interactive programming lessons for kids 5 to 14; for schoolteachers wanting to teach coding; for people going into coding professionally; and for creators ages 15 and up. Also offered are one- to three-day "code camps" for students up to 17. These day camps are located in multiple states -- and foreign countries.