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Engineering notes and tutorials on capturing pixel-perfect screenshots — Cloudflare, cookie banners, SPAs and OG images, all solved.

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Tutorials

How to Screenshot a Website in Ruby: 3 Ways

Three ways to screenshot a website in Ruby: Ferrum, Selenium, and one HTTP call. Learn which one gets a full page on Chrome and which one quietly crops it. Robert Belt · 9 min read

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Engineering

Automated Website Screenshots: Scale to 10,000 URLs

Robert Belt · 8 min read

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Tutorials

How to Screenshot a Website From the Command Line

Robert Belt · 8 min read

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Web Rendering

What Is an Anti-Detect Browser and Do You Need One?

Robert Belt · 8 min read

All posts

Tutorials

How to Screenshot a Website in Ruby: 3 Ways

Robert Belt · 9 min read

Engineering

Automated Website Screenshots: Scale to 10,000 URLs

Robert Belt · 8 min read

Tutorials

How to Screenshot a Website From the Command Line

Robert Belt · 8 min read

Web Rendering

What Is an Anti-Detect Browser and Do You Need One?

Robert Belt · 8 min read

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Engineering

AWS Lambda Screenshot: Run Headless Chrome or Skip It

Robert Belt · 8 min read

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API Guides

LLM Web Scraping: Why It Breaks and How to Fix It

Robert Belt · 8 min read

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Web Rendering

Playwright Cloudflare: Screenshot a Protected Site

Robert Belt · 7 min read

Orange minimalist illustration of Playwright capturing a web page screenshot

Tutorials

Playwright Screenshot: Full Page, Element, and Clip

Robert Belt · 7 min read

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Tutorials

How to Screenshot a Website in TypeScript

Robert Belt · 7 min read