GitHub Repo · AI Agents & App Builders

Crawl4AI

Open-source web crawler built for AI and LLMs.

What Crawl4AI does

Crawl4AI is a Python web crawler that outputs clean Markdown and structured data for language models, running fully on your own machine.

Best for

Free web data extraction
Building AI knowledge bases
Developers

How small businesses use Crawl4AI

Collect industry articles for research
Index your site for a chatbot
Extract directory listings

Quick facts
Type	GitHub Repo
Category	AI Agents & App Builders
Pricing	Free and open source
Repository	github.com/unclecode/crawl4ai
License	Apache-2.0
Setup level	Developer
Main tradeoff	It is a Python library, so it needs a developer.
GitHub stars	85.9k (as of 2026-10-21)
Added	Oct 16, 2026
Last reviewed	Oct 16, 2026

Not sure Crawl4AI is right for you?

Garner Digital Consulting helps small businesses pick and set up the right AI stack.

Get help choosing →

Crawl4AI: common questions

Who should use Crawl4AI?

Crawl4AI suits free web data extraction, building AI knowledge bases and developers.

When should you choose something else instead of Crawl4AI?

Crawl4AI is a Python library, so it needs a developer. If that matters for your business, compare other options such as Lovable, Replit and Dify.

Is Crawl4AI free?

Crawl4AI pricing: Free and open source. Pricing changes often, so confirm current plans on the official repository or website before you buy.

Can a small business self-host Crawl4AI?

Yes. Crawl4AI is open source on GitHub, and its setup level is developer. You will need a computer or server to run it and someone to keep it updated and backed up, or you can use a hosted option if one is offered.