<ul data-eligibleForWebStory="true">The V8 JavaScript engine by Google powers JavaScript applications like Chrome browsers and Node.js.V8 compiles JavaScript code directly into native machine code for fast performance.V8 uses a compilation pipeline that can optimize JavaScript code similar to compiled languages.The V8 engine architecture includes components like Parser, AST, Ignition, TurboFan, and Machine Code.Each stage in the V8 pipeline contributes to maximum performance through optimization.Understanding V8's processes is crucial for writing efficient JavaScript applications.