Open-source SEO tools you can run yourself, read every line of, and hand to your AI agent
A practical playbook for SEO, GEO and ASO to make your project findable before and after launch
Stage
Not given
Not given
Founded
Not given
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Based in
Not given
DE
Pricing model
Open source
Paid
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
€4.99 one-time payment. No subscription. Includes free updates to new versions.
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
Pre-launch and post-launch SEO checklists
Technical SEO guidance including Core Web Vitals, canonicals and sitemaps
On-page SEO framework for titles, meta descriptions, headings and content
Structured data templates for JSON-LD
Generative engine optimization strategies
App store optimization for titles, keywords and localization
Measurement framework with Search Console and analytics
Real project examples with Search Console screenshots
Markdown files and PDF checklists for digital and print use
AI prompt examples for SEO, GEO and ASO
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
Practical, not theoretical: answers what to actually do before and after launch without unnecessary theory
Covers all three of SEO, GEO and ASO in one guide as search splits across platforms
One-time purchase with free lifetime updates, no subscription
Uses real examples from the founder's own projects, not just theory
Realistic expectations and timelines, not guarantees or hype
OpenSEO
Foundlyst