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Firefox compiled to WebAssembly, running inside another browser

A project called Puter has successfully compiled the Firefox browser to run within WebAssembly, allowing it to operate inside another browser environment. This impressive feat was achieved by leveraging Firefox's single-process architecture and utilized approximately $25,000 worth of Claude Opus and Fable tokens for development. The compiled Firefox communicates through a WebSocket protocol, necessitating a proxy server for network access and enabling end-to-end encryption for its traffic. AI

IMPACT Demonstrates novel applications of WebAssembly for running complex applications, potentially impacting future browser and cloud technologies.

RANK_REASON This is a technical demonstration of compiling a browser to WebAssembly, not a new product release or core AI research.

Read on Simon Willison →

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Firefox compiled to WebAssembly, running inside another browser

COVERAGE [1]

  1. Simon Willison TIER_1 English(EN) ·

    Firefox in WebAssembly

    <p><strong><a href="https://developer.puter.com/labs/firefox-wasm/">Firefox in WebAssembly</a></strong></p> This is absurdly cool: Puter compiled Firefox to WebAssembly such that the whole browser runs in another browser.</p> <p>Here's my blog, running in Firefox, running in WebA…