OnlinePy

Plans and prices

Every plan, in full

On the record

Audience

The homepage lists testing snippets, learning Python, data analysis, coding interview preparation, and teaching as use cases.onlinepy.com · read 11 Oct 2026

Code history

The homepage describes automatic logging of runs and one-click rollback to an earlier point.onlinepy.com · read 11 Oct 2026

Deployment options

noneonlinepy.com · read 23 Sep 2026

Embedding

OnlinePy can be embedded using a floating widget, JavaScript custom element, or iframe, with configurable visible features.onlinepy.com · read 11 Oct 2026

Embedding limitation

In an iframe without cross-origin isolation, code can still run, but interactive input() and Stop are limited.onlinepy.com · read 11 Oct 2026

Full-stack runtime

Noonlinepy.com · read 23 Sep 2026

Image export

Users can export code with syntax highlighting and terminal output as an image.onlinepy.com · read 11 Oct 2026

Libraries

It supports NumPy, Pandas, Matplotlib, SciPy, and scikit-learn through Pyodide.onlinepy.com · read 11 Oct 2026

Local execution

Code executes locally in the browser using WebAssembly, and the maker says code stays on the device unless the user uses Share.onlinepy.com · read 11 Oct 2026

Maker details

The About page identifies the product as OnlinePy but does not state a maker name, headquarters, or founding date.onlinepy.com · read 11 Oct 2026

Memory

The site advertises up to approximately 4GB of WebAssembly heap.onlinepy.com · read 11 Oct 2026

Mobile support

The maker says OnlinePy works in modern mobile browsers and recommends desktop or laptop for the best experience.onlinepy.com · read 11 Oct 2026

Offline use

The About page says that after the initial Pyodide runtime download, subsequent visits can work offline from cache.onlinepy.com · read 11 Oct 2026

Package installation

The maker says most pure Python packages on PyPI can be installed at runtime.onlinepy.com · read 11 Oct 2026

Platform

OnlinePy is described as browser-based; no native desktop or mobile app is identified on the pages opened.onlinepy.com · read 11 Oct 2026

Private projects

Yesonlinepy.com · read 23 Sep 2026

Purpose

OnlinePy is a Python IDE that runs code in the browser without installation or an account.onlinepy.com · read 11 Oct 2026

Sharing controls

link_accessonlinepy.com · read 23 Sep 2026

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