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Dev tools · November 22, 2021

Run Python, Ruby, Node.js, C++, Lua in the Browser via x86 to WASM JIT

Linux virtual machine, running in the browser via HTML5/WebAssembly. Networking and graphics supported.

Run Python, Ruby, Node.js, C++, Lua in the Browser via x86 to WASM JIT launched on November 22, 2021 with 171 votes, #174 of 2,925 launches that month and more than 95% of that year's launches. The site was still online in September 2026, 4 years on.

Visit repl.leaningtech.com ↗Alternativestop 6% of November 2021

In plain words

Run Python, Ruby, Node.js, C++, Lua in the Browser via x86 to WASM JIT is a developer tool that lets programmers execute multiple programming languages directly in a web browser. It converts x86 code to WebAssembly using just-in-time compilation, enabling developers to run Python, Ruby, Node.js, C++, and Lua without installing local environments. This tool is designed for developers who need quick code execution, testing, or experimentation across different languages within a browser interface.

written from the facts on this page · September 2026

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