In turn, more complexity also requires more developer diligence and maintenance. That being said, there are some negatives.īrowsers are complex software projects and are very resource intensive.
Since we look like normal website users, we are much harder to identify as robots. Web Browser based scrapers are harder to detect and block.making web scraper development much easier. In other words, the browser renders all scripts, images, etc. Web Browser based scrapers see what users see.
CDP translates program commands to web browser commandsĪs you can imagine, Puppeteer is a brilliant tool for web scraping! Automating a web browser gives our web scraper several advantages: In other words, Puppeteer allows us to create web scrapers in Chrome or Firefox browsers. In particular, Chrome Devtools Protocol (aka CDP) - is a high-level API protocol that allows programs to control Chrome or Firefox web browser instances through socket connections. The stealth plugin is a convenience wrapper that requires multiple evasion techniquesĪutomatically and comes with defaults.Modern web browsers now contain special access tools for automation and cross-program communication. This plugin uses puppeteer-extra's dependency system to only requireĬode mods for evasions that have been enabled, to keep things modular and efficient. Is kept as flexibile as possible, to support quick testing and iterations. The goal of this plugin is to be the definite companion to puppeteer to avoidĭetection, applying new techniques as they surface.Īs this cat & mouse game is in it's infancy and fast-paced the plugin The addition of HeadlessChrome to the user-agent being only the most obvious one.
There are a couple of ways the use of puppeteer can easily be detected by a target website. Stealth mode: Applies various techniques to make detection of headless puppeteer harder.
Import puppeteer from 'puppeteer-extra' import StealthPlugin from 'puppeteer-extra-plugin-stealth' puppeteer.
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