Puppeteer is a browser automation tool based on Node.js, primarily used to control Chrome or Chromium browsers. It communicates with the browser via the DevTools Protocol and provides a simple and easy-to-use API.

Main features include:

• Automated Testing: Simulates user interactions for end-to-end testing.
• Webpage Screenshots: Generates screenshots or videos of web pages.
• PDF Generation: Exports web content as PDF files.
• SPA Crawling: Crawls Single-Page Applications and generates pre-rendered content.
• Performance Analysis: Analyzes performance metrics of web pages.

Puppeteer is a powerful tool suitable for developers, testers, and those executing automation tasks.

Pyppeteer is a browser automation tool based on Python, similar to Puppeteer in JavaScript. For more detailed information, refer to the Pyppeteer official documentation.