Apps similar to exercism include freeCodeCamp, which is free and open source. Other options are Codecademy, SoloLearn, W3Schools and LeetCode. Code Learning Services like exercism are a crowded field, with more than 50 alternatives for the web, iPhone, Android, Mac and iPad.
Free Code Camp's open source community help you build a job-worthy portfolio of real apps used by real people, while helping nonprofits.
United States
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.
United States
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!.
United States
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.
Norway
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.
United States
A fun social platform for hackers to solve interesting puzzles, build quick hacks, code game bots and collaborate to solve real-world challenges.
United States
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...
India
United States
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.
United States
MDN Web Docs is an evolving learning platform for Web technologies and the software that powers the Web, including:
United States
Project Euler is a series of challenging mathematical/computer programming problems that will require more than just mathematical insights to solve.
Hyperskill is an educational platform for future professionals with the opportunity to learn theory and practice by programming your own working applications.
Czechia
EU
