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




Coderbyte is described as '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' and is a Code Learning service in the development category. There are more than 100 alternatives to Coderbyte, not only websites but also apps for a variety of platforms, including Android, iPhone, Windows and SaaS apps. The best Coderbyte alternative is freeCodeCamp, which is both free and Open Source. Other great sites and apps similar to Coderbyte are Coursera, Codecademy, exercism and W3Schools.
Free Code Camp's open source community help you build a job-worthy portfolio of real apps used by real people, while helping nonprofits.




Global e-learning platform offering self-paced free and paid courses, certifications, and degrees from universities and industry leaders, accessible on any device, with language options, financial aid, interactive content, and workforce training support.




Explore free interactive coding courses in web development, data science, and various languages. Codecademy offers a fun, collaborative learning environment with community support, personalized paths, skill assessments, and more, covering both foundational and advanced concepts.



Download and solve practice problems in over 30 different languages. For code newbies and experienced programmers.


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.


Learning has never been this social and accessible for so many! Bit-sized videos and fun practice sessions grab your attention and keep you focused, for guaranteed best results!.




Scratch is a programming language that makes it easy to create your own interactive stories, animations, games, music, and art -- and share your creations on the web. As young people create and share Scratch projects, they learn important mathematical and computational ideas...


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...

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.

MDN Web Docs is an evolving learning platform for Web technologies and the software that powers the Web, including:




LeetCode is a platform for learning and improving coding skills with the goal of being fully prepared for programming interviews. Choose problems to solve from categories such as System Design, Algorithms and Database, join code contests and engage in mock interviews.


A fun social platform for hackers to solve interesting puzzles, build quick hacks, code game bots and collaborate to solve real-world challenges.

