Top Alternatives to W3Schools

Free Code Camp (freeCodeCamp) is a non-profit organization offering a comprehensive, free, and interactive platform to learn web development. It provides a curriculum, coding challenges, projects, and a strong community to help individuals acquire the skills needed for a tech career.

SoloLearn offers interactive coding lessons and challenges across numerous programming languages via both mobile and web platforms. It provides a social learning environment and hands-on practice through built-in code editors.

tutorialspoint is a comprehensive online learning platform offering a vast library of tutorials and resources across various domains, including software development, programming languages, academic subjects, and more. It's designed to provide accessible and free educational content for learners of all levels.

Treehouse is an online learning platform offering comprehensive courses and workshops across a wide range of technology subjects. It provides a structured curriculum for individuals looking to gain skills in areas like web development, design, and programming.

Code.org provides a comprehensive platform for learning computer science, offering free coding courses and resources for K-12 students. It aims to make computer science accessible and engaging through interactive lessons, block-based programming, and advanced language options.

Nettuts+ (now part of Envato Tuts+) is a premier online learning platform for web developers and designers. Offering a vast library of tutorials, courses, and articles, it covers essential web technologies like HTML, CSS, JavaScript, and PHP, alongside design tools such as Photoshop and Illustrator. It's designed to help beginners and experienced professionals enhance their skills and stay current with industry trends.

Codelearn was an innovative online platform designed to teach Ruby On Rails development through practical application building directly within the browser. It provided a live, interactive environment that allowed users to write code and see the results instantly, coupled with structured lessons and a community aspect to facilitate learning.

Coderbyte is a comprehensive online platform designed to help programmers of all levels hone their coding abilities, prepare for technical interviews, and master various programming skills through interactive challenges and courses.