Thursday, 27 November 2025

Connoisseur's Guide to JavaScript Engines: V8 Rules

Node.js uses the V8 JavaScript engine which powers Google Chrome (and is open sourced by Google).

Other browsers use their own engine, for example Firefox uses SpiderMonkey and Safari uses JavaScriptCore (aka Nitro). Edge was based on Chakra (a Microsoft project that was open-sourced) before being rebuilt with V8 and Chromium.

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