OpenSEO
OpenSEO is an open-source (MIT) SEO tool covering keyword research, rank tracking, competitor and backlink analysis, site audit and AI visibility tracking, with an MCP server and skills for Claude Code.
Strengths
- MIT licence, self-hostable (Docker or Cloudflare)
- Plugs into Claude Code through MCP and skills
- Keywords, positions, backlinks and audit in one tool, with no imposed monthly subscription
Limitations
- Data comes from DataForSEO: you need your own key and pay per request
- The hosted version adds 28% on every DataForSEO request and asks for a 10 dollar monthly supporter subscription
Best for
- A freelancer paying an SEO subscription for a few requests a month who prefers a usage bill