Open-source SEO tools you can run yourself, read every line of, and hand to your AI agent
SEO that actually works
Stage
Not given
Established
Founded
Not given
2010
Based in
Not given
US
Pricing model
Open source
Freemium
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: $0 (10 scans/day, 10 keywords tracked). Pro: $99/month (100 scans/day, self-serve software). Agentic Local: $249/month for one location (done for you, monthly). Enterprise: from $499/month (custom quote). SEO Services: $995/month. Vertical Content Retainer: $2,500/month. Paid media management:
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
Free SEO audit with 10 scans per day
Rank tracking for keywords checked weekly
Local rank checker for map pack positions
SEO Chrome extension with on-page analysis
Citation building across 36 directories
AI search optimization for ChatGPT and Google AI Overviews
API and MCP access for all plans
Monthly work approval before changes apply
Weekly market ledger by metro area
Month-to-month billing with no contracts
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
Free tier requires no credit card and stays free forever
All prices published on website, no hidden fees
Month-to-month billing with no long-term contracts required
Software you run yourself or agents that need your approval for changes
Trusted for over 15 years with continuous SEO practice since 2010
OpenSEO
SEO Bandwagon