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Codecademy is the easiest way to learn how to code. It's interactive, fun, and you can do it with your friends.

Khan Academy is not-for-profit with the goal of changing education for the better by providing a free world-class education to anyone anywhere.

We are committed to making the best education in the world freely available to any person who seeks it. We envision people throughout the world, in both developed and developing countries, using our platform to get access to world-leading education that has so far been available only to a tiny few. We see them using this education to improve their lives, the lives of their families, and the communities they live in.

With more than 20 000 courses thousands of experts teach on Udemy including New York Times best-selling authors, CEOs, Ivy League professors and celebrity instructors. These experts teach more than 4 millions students through Udemy’s smart online course platform that incorporates video, live lectures, and tools to help them interact with students and track their progress. Many instructors are earning a full-time living through Udemy course sales. Founded in February 2010, Udemy is backed by the people who helped create YouTube, Twitter, LinkedIn, Groupon and Yelp. »

SoloLearn offers tools for learning to code across multiple languages, available across web and multiple mobile platforms. The mobile-first apps focus on learning through community interaction including sharing of user-generated content and head-to-head challenges.

Online university-level technical courses. We believe university-level education can be both high quality and low cost. Using the economics of the Internet, we've connected some of the greatest teachers to hundreds of thousands of students all over the world.

Lynda is a web site to get training on many subjects especially on computer related subjects. You are trained through videos and tests. This is unfortunately not free, but paid based on how long you are a member.

Learn Web Design and Development with SitePoint tutorials, courses, and books - HTML5, CSS3, JavaScript, PHP, mobile app development, Responsive Web Design

Web development tutorials, including jQuery tutorials, PHP tutorials, JavaScript tutorials, PSD to HTML tutorials, CSS tutorials and more. Learn how to code like a pro.

Zeqr connects people who are eager to become better informed and more insightful or pick up new skills with those who want to share their knowledge with .

The iTunes U app gives you access to complete courses from leading universities and other schools — plus the world’s largest digital catalog of free education content — right on your iPad, iPhone, or iPod touch. Whether you’re majoring in molecular biology at a university, taking Spanish in high school, or just interested in European history, you now have a valuable tool to help you learn anytime, anywhere.

Tutorialzine is a site dedicated to bringing you the coolest web development tutorials and resources.

Free online courses from top universities and cultural institutions

Catch up with intricate Science and Math concepts with Eureka.in NSES app.

Do you have an idea that you want to turn into an app for a startup? Learn Ruby on Rails, AngularJS, NodeJS, HTML5, CSS3 by cloning TaskRabbit, Udemy, AirBnb, Fiverr and ... more.