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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.

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.

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.

Wikibooks is a Wikimedia community for creating a free library of educational textbooks that anyone can edit.

wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual. Our multilingual how to manual has free step-by-step instructions on how to do all types of things.

Codeasy - is interactive course for learning C# programming online. It is designed for absolute beginners and does not require any prior knowledge to start. It is really fun to learn with us just by reading an adventure story about fighting machines in the future. While reading you gonna will meet challenges that require real coding to solve. The final goal is to become a programmer to save the world!