Cheerio vs Puppeteer: HTML parser or real browser?
Compare parsing received HTML with executing client-rendered content, using a complete inline example and a practical extraction checklist.
Puppeteer Guides
Browse every task-focused tutorial, with runnable examples and practical guidance for reliable Puppeteer automation.
Diagnose and fix Puppeteer errors
Find where a Puppeteer script failed, use the error reference, and fix the cause without hiding failures or repeating actions accidentally.
Download and upload files with Puppeteer: paths and completion
Select files through real inputs and configure browser downloads with an owned directory, exact-byte completion checks and finite deadlines.
Submit forms with Puppeteer and verify the actual result
Fill real controls, distinguish native navigation from AJAX submission, start waits before actions, and avoid duplicate side effects after uncertain outcomes.
Install Puppeteer and fix browser executable/cache problems
Choose puppeteer or puppeteer-core, manage the matching browser, handle blocked install scripts, and diagnose runtime-user, architecture and path failures safely.
Generate PDFs from HTML with Puppeteer
Create a two-page PDF from inline HTML, with print CSS, page breaks, margins, page numbers and practical font/header/footer troubleshooting.
Puppeteer MCP: understand the tools and configure browser access
Distinguish Puppeteer from an MCP server, choose a maintained browser tool integration, and scope its profile, destinations and authority.
Puppeteer tutorial: your first reliable Node.js browser script
Install Puppeteer, open a browser page, wait for delayed content, extract a value and save a screenshot with one self-contained example.
Puppeteer vs Selenium: choose for your automation workflow
Compare a direct Node.js browser library with Selenium's WebDriver languages and Grid ecosystem, using a complete inline extraction example.
Puppeteer screenshots: full page, elements and reliable capture
Capture viewport, full-page and element screenshots using inline HTML, explicit dimensions and checks for images, fonts and hidden targets.
Web scraping with Puppeteer: dynamic records and finite pagination
Extract delayed browser-rendered records into plain JSON using inline examples, stable selectors, deduplication and bounded pagination.
Waiting in Puppeteer: A Practical Guide
Simple examples for waiting on selectors, functions, navigation, network activity, frames, file choosers, and more in Puppeteer.
Always run Chrome/Chromium with the sandbox
Running Chrome/Chromium without the sandbox enabled is a security catastrophe.
Handling Navigation Errors in Puppeteer
A guide to handling navigation errors and related corner cases in Puppeteer.
Language and Locale with Puppeteer
A complete guide on how to configure browser language and locale with Puppeteer.
Puppeteer versus Playwright
When to use Playwright and when to use Puppeteer.
Using Proxies with Puppeteer
A complete guide to using proxies with Puppeteer and handling all possible corner cases.