StackBlitz
Full browser-based IDE running Node.js via WebAssembly. Open GitHub repos instantly, run npm packages without installation, share working demos with a URL. No local setup needed.

StackBlitz, as it opens in a browser tab.
Not sure how to add StackBlitz to your home screen? Step-by-step for Chrome, Safari, Firefox and Edge — it takes about ten seconds, and there is no app store involved.
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How to install StackBlitz as a PWA
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