Bring computer science and AI education to your classroom with Code.org’s free K–12 curriculum, hands-on projects, and teacher professional development—no prior experience needed.

Agent mode reads your codebase, suggests edits across files, runs terminal commands, and responds to compile or test failures — all in a loop until the job is done. Further refine agent …

Codédex is a new way to learn to code for kids and adults alike. Journey through the fantasy land of Python, HTML, CSS, or JavaScript, earn experience points (XP) to unlock new regions, and …

Learn the basics of Python 3.12, one of the most powerful, versatile, and in-demand programming languages today. Master IT security basics and prep for the CompTIA Security+ exam with …

You will learn to code by building dozens of projects, step-by-step, right in your browser, code editor, or mobile app. You will also earn free verified certifications along the way.

Code anywhere, anytime, with no setup required. Our platform is integrated in every step of your coding journey. Learning to code is tough, but our AI assistant provides round-the-clock …

Learn and Practice problems on data structures and algorithms like Linked Lists, Stacks, Queues, Matrices, Trees, Graphs, and more. Solve over 450 problems in total. Start with the …

CodeStepByStep is an online coding practice tool to help students in college and high school intro programming courses learn and practice basic CS1 and CS2 programming concepts.

Learn to code in Python, C/C++, Java, and other popular programming languages with our easy to follow tutorials, examples, online compiler and references.

Source code is the form of code that is modified directly by humans, typically in a high-level programming language. Object code can be directly executed by the machine and is …