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the catalog · 📈 SEO & marketing

Claude SEO

★ 14k

Claude SEO is a free, open-source SEO toolkit for Claude Code — with **25 sub-skills, 18 specialist agents, 32 commands, and 8 optional extensions.** Run `/seo setup`, check `/seo doctor`, and start your audit.

Claude SEO does the job of Semrush, self-hosted. It is MIT-licensed, so you can do essentially what you like with it, and setting it up is an afternoon, not a weekend. Semrush bills $140+ for it. 14k stars on GitHub.

Open-source replacement for Semrush.

Licence
MIT
Self-hosting
Medium
The paid one costs
$140+
GitHub stars
14k
view the code →official site →

Is it actually a replacement?

We have written a verdict on what it replaces — what you lose, and why people still pay:

How Claude SEO runs

Where it runs

Claude SEO runs on your server.

What setup takes

not verified by us yet — check the repo README.

Claude SEO questions

Is Claude SEO open source?

Yes — it is released under MIT.

Can Claude SEO replace Semrush?

Our verdict on Semrush is YES. Plausible (23k stars), Matomo (20k stars), Claude SEO (14k stars) are mature open-source replacements for Semrush — self-host in one command and stop paying $139/mo.

Can I self-host Claude SEO?

Yes — we rate it medium to self-host, and it runs on your server.

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