Guides
Turn the web into clean data
Practical guides on converting HTML to Markdown for LLMs, reading a Lighthouse audit, rendered vs. raw HTML, and extracting page metadata — with free tools to try each one.
Each guide pairs the concept with a free, no-signup tool so you can try it on a real page.
- HTML to Markdown for LLMs
Why Markdown is the right format for language models, what a clean conversion keeps and drops, and how to handle client-rendered pages.
Read the guide - Reading a Lighthouse audit
What the five categories and the Performance score mean, how Core Web Vitals are measured, and how to prioritize fixes.
Read the guide - Rendered vs. raw HTML
Why modern sites return an empty shell to curl, how client-side rendering works, and how to get the post-JavaScript DOM.
Read the guide - Extracting page metadata
The three metadata standards, why they conflict in practice, and how to reconcile them into one clean object.
Read the guide
From reading to shipping
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