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Learn to code — free & interactive

Beginner-friendly tutorials with a live editor. Read a lesson, then run real code right in your browser — no setup needed.

A beginner-friendly language for automation, data, web, and more. Run real Python right in your browser.

The language of the web. Make pages interactive — and run code live in your browser.

Master databases — write real queries against a live sample database, right in your browser.

Learn how computers find patterns and make predictions. Real ML code runs in your browser with scikit-learn.

Get far better results from ChatGPT and other AI tools. Learn to write clear, effective prompts step by step.

The core library for fast number crunching in Python. Work with arrays the way data scientists do.

Work with real data tables in Python — load, clean, filter, group, and analyse. Built on NumPy.

Build and style web pages from scratch. Edit code and see the result render live, right in your browser.

A plain-English introduction to artificial intelligence — what it is, what it can do, and how it affects work and life. No maths or coding.

How to give AI models access to your own documents so they answer with real facts. Build the core pieces of RAG, with runnable demos.

Learn Amazon Web Services from scratch — what the cloud is, the core services (EC2, S3, Lambda), security, and pricing. Beginner-friendly.