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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.

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

W3Schools is a web developers information website, with tutorials and references on web development languages such as HTML, CSS, JavaScript, PHP, SQL, and JQuery, covering most aspects of web programming.

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.

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.

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

Free tutorials and reference manuals with examples for Computer Fundamentals, JSF, C Sharp, Flex, GWT, PL/SQL, Eclipse, JUnit, Pascal, Maven, Scala, Spring, Struts 2, HTML5, ANT, iBATIS, Django, JSP, JAVA, JDBC, AJAX, WAP, SQL, MySQL, C/C++, PERL, PHP, Ruby, Ruby on Rails, Python, HTML, XHTML, CSS, CGI, Shell, Unix, JavaScript, jQuery, Radius, UML, GPRS, GSM,i-Mode, WiFi, WML, WiMax, SOAP, UDDI, Socket, WSDL, Makefile, Prototype, Six Sigma, CMMI, EVM, PMP Exams.

Code.org is a non-profit whose goal is to expose all students to computer programming. We believe that computer programming is a liberal art; it's something EVERY student in the world should be exposed to at some point in their childhood education.

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

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

Learn JavaScript for web development with AngularJS, React, D3, and other modern tools.

Coderbyte is a place built for anyone to practice and perfect their programming skills. Challenges are added almost every day so you can work on applying your algorithmic thought process on any problem you want at anytime. Coderbyte is built on improving your ability to work on common logic, mathematical, and algorithmic problems you might one day encounter.

The fastest way to learn any programming language by referring to already made programs and theory created by programming experts.