Programmr!

Free Code Camp's open source community help you build a job-worthy portfolio of real apps used by real people, while helping nonprofits.

Code School teaches web technologies in the comfort of your browser with video lessons, coding challenges, and screencasts.

Treehouse teaches Web Design, Development and iOS to people everywhere, in order to help them achieve their dreams and change the world.

Code Avengers is the fun, easy way to learn Javascript, the computer programming language of the web. Learners of all ability will enjoy the free interactive online lessons. Be a Coding Superhero with Code Avengers

Teaching technology via app development.Learn By Doing :We believe that the best way to learn a language is to attempt building something on it. With tests to check your progress, our courses help you learn while coding.

TheCodePlayer is a new concept to make learning front end technologies easier. Code typed is played back like a video with output rendering making conceptual and process based learning butter-easy.

Free Educational Video Tutorials on Computer Programming, Adobe Software, Computer Science and More!

RubyMonk will teach you the syntax, idioms, and even the philosophy behind effective Ruby use in an interactive, Codecademy-like interface. As of now, RubyMonk is completely free to use.

The online programming practice in java and python.

http://blog.codeschool.com/post/40771271846/keeping-courses-fresh jQuery Air is a new way to learn jQuery directly in the browser.Learning jQuery for the first time should be fun, and jQuery Air allows you to get your feet wet in the most practical way possible.

Topcoder gathers the world’s experts in design, development and data science to work on interesting and challenging problems. Members are provided with opportunities to demonstrate their expertise, improve their skills, and win cash, while helping real world organizations solve real world problems.

Since 2001 Cocoa Dev Central has been one of the most popular sites devoted to Mac OS X programming

You'll be building real web applications, learning with other students, and receiving one-on-one attention from the mentors. We'll be pushing you to the very edge of your learning capacity. You will feel like quitting at times. Some students will be unable to finish the course.* When you've graduated from the class, you'll be a web developer building your own applications.