Awesome GEO — Free GEO Platforms & Tools for AI Visibility

# Awesome GEO > Curated free platforms and open-source tools for Generative Engine Optimization (GEO) — the practice of optimizing web presence for AI-era discoverability across ChatGPT, Perplexity, Gemini, Claude, and other AI engines. ## What is GEO? GEO (Generative Engine Optimization) is SEO for the AI era. It ensures your brand, product, or content appears in AI-generated answers and recommendations. As more users skip traditional search and ask AI directly, GEO determines whether you show up or get skipped entirely. ## Platform Catalog A curated catalog of 100+ free platforms scored by domain authority, link type (dofollow/nofollow), AI crawler access, and a composite GEO score. Use these platforms to build the structured presence that AI models reference when answering questions about your space. - [Browse Platforms](https://geo.deeflect.com/) ## Free Tools - [Full Visibility Audit](https://geo.deeflect.com/tools/geo-audit/): Run a complete GEO audit for any URL — checks crawler access, llms.txt, sitemap, JSON-LD schema, meta tags, and indexability. - [JSON-LD Schema Checker & Generator](https://geo.deeflect.com/tools/json-ld/): Validate structured data on live pages or generate clean schema for Person, Organization, and Product types. - [llms.txt Generator & Checker](https://geo.deeflect.com/tools/llms-txt/): Create or validate llms.txt and llms-full.txt AI discovery files. - [robots.txt Generator & Checker](https://geo.deeflect.com/tools/robots-txt/): Create or validate robots.txt rules for search engines and AI crawlers. - [Meta Tag Generator](https://geo.deeflect.com/tools/meta-tags/): Generate SEO, Open Graph, and Twitter Card meta tags with live previews. - [URL Slug Generator](https://geo.deeflect.com/tools/slug/): Create clean, SEO-friendly URL slugs with transliteration. ## Key Pages - [Home — Platform Catalog](https://geo.deeflect.com/) - [Tools](https://geo.deeflect.com/tools/) - [About GEO](https://geo.deeflect.com/about/) - [GitHu