Browser automation

Puppeteer

The original Node.js library for controlling headless Chrome.

Overview

Developed by Google, Puppeteer provides a high-level API to control Chrome or Chromium over the DevTools Protocol. It remains the gold standard for JavaScript/TypeScript teams needing lightweight, scriptable browser automation.

Best for

JS/TS heavy stacks
Server-side rendering capture

Trade-offs

vs Playwright

Puppeteer is lighter and has a lower barrier to entry for JS devs; Playwright is more robust, supports multiple browsers, and has better auto-waiting.

What XeroHack pre-wires

When you pick Puppeteer in the interview, the engine emits these files into your scaffold:

Node.js environment
Chrome DevTools Protocol

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