Open-source SEO tools you can run yourself, read every line of, and hand to your AI agent
Grow Your Website on Autopilot
Stage
Not given
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Founded
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Based in
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Pricing model
Open source
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Pricing
Hosted app: free, all features unlimited. Self-hosted: free, open source under MIT licence. Search data from YepAPI: paid per lookup. Examples: keyword overview $0.47–$0.57, keyword ideas $0.07–$0.25, SERP checker $0.25–$0.26, rank check $0.02–$0.10, backlink checker $0.30–$0.34. New YepAPI accounts
Free plan at $0/month with SEO audit and 5 keywords; Starter at $199/month for 10 articles published monthly; Growth at $499/month for 20 articles published monthly; Expert at custom pricing with named SEO strategist and dedicated support.
Key features
Keyword research with difficulty, volume and top 10 results
SERP checker for any location with desktop and mobile options
Rank tracking to top 20, 50 or 100 by country, city or coordinates
Backlink checker with monthly link history
AI visibility tracking across 120+ AI models with web search
Local rank checker with geo-grid maps
MCP server with 76 tools for AI agents
Google Search Console integration
Self-hosting with Docker on your own server
Search engine optimization for ranking on Google
Answer engine optimization across AI platforms
Conversion rate optimization with automatic rewrites
Automatic page publishing based on opportunities
Brand voice and context learning
CMS integration without migration
Technical SEO fixes and internal linking
Competitor and citation tracking
Multiple page type generation
Geographic and localized page generation
What makes it different
MIT licensed open-source code you can read and modify completely
Self-hosted option keeps all your data on your own server
Pay per lookup with spending limits controlled by you
AI agents have spending ceilings to prevent overspending
Runs the complete growth loop automatically from discovery to measurement and improvement
No need to hire designer, developer or growth team
Works on any existing CMS without requiring site migration
Creates pages in your brand voice and style
Tracks visibility across both Google and multiple AI search engines
OpenSEO
RankAI