learn to code — for free

well organized and easy to understand web building tutorials with lots of examples of how to use html, css, javascript, sql, python, php, bootstrap, java, xml and more.

sign up for expert-led video courses to start your journey into coding, programming, and design. perfect for beginners, intermediate, and advanced learners.

a computer science portal for geeks. it contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview questions.

stack overflow is the largest, most trusted online community for developers to learn, share​ ​their programming ​knowledge, and build their careers.

learn data science from the comfort of your browser, at your own pace with datacamp's video tutorials & coding challenges on r, python, statistics & more.

learn to code in python, c/c++, java, and other popular programming languages with our easy to follow tutorials, examples, online compiler and references.

tutorials point is an online learning platform providing free tutorials, paid premium courses, and ebooks. learn the latest technologies and programming languages sql, mysql, python, c, c++, java, python, php, machine learning, data science, ai, prompt engineering and more.

level up your software development skills with ai-powered courses. prepare for tech interviews & master in-demand technologies with the interactive online platform used by 2m+ developers.

github is where over 100 million developers shape the future of software, together. contribute to the open source community, manage your git repositories, review code like a pro, track bugs and features, power your ci/cd and devops workflows, and secure code before you commit it.