<ul><li>V8, Google’s high-performance JavaScript engine, powers browsers like Chrome and backend runtimes like Node.js.</li><li>V8 has four core components: Parser, Ignition (Interpreter), TurboFan (Optimizing Compiler), and Garbage Collector.</li><li>The execution pipeline in V8 involves parsing code into AST, compiling it into bytecode, optimizing it with TurboFan, and deoptimizing if assumptions fail.</li><li>V8 uses JIT compilation, speculation and assumptions, profiling-guided optimization, and on-stack replacement to improve performance.</li></ul>

Unlocking the V8 Engine: Why Your JavaScript is Faster Than You Think

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