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Python Playground

Run Python code in your browser using Pyodide (WebAssembly). Execute Python 3.12 with NumPy, pandas and more. No installation required — runs locally.

Your data never leaves your browser

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Format and validate JSON with syntax highlighting online

Frequently Asked Questions

What Python packages are available?

The standard library is available immediately. NumPy, pandas, matplotlib and other scientific packages can be installed with micropip.install().

Is this Python 3?

Yes. Pyodide runs CPython 3.12 compiled to WebAssembly. Most Python 3 code works without modification.