What is V8 Engine? What is the relationship between Node.js and V8?

 V8 Engine is Google’s open source javascript and written in C++ and used inside Google Chrome. It was designed for increasing the performance of JavaScript execution inside web browsers.

V8 is the Javascript engine inside of node.js that parses and runs your Javascript.

The same V8 engine is used inside of Chrome to run javascript in the Chrome browser. Google open-sourced the V8 engine and the builders of node.js used it to run Javascript in node.js.

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