# Open Knowledge Format Guide
> An unofficial English guide to Open Knowledge Format, with OKF examples, templates, a browser-only validator, and comparisons with MCP, RAG, and llms.txt.

This site helps developers, AI agent builders, SEO teams, and documentation teams package knowledge as Markdown files with YAML frontmatter.

## Core content
- [Home](https://openknowledgeformat.online/): Home resource.
- [What is OKF](https://openknowledgeformat.online/what-is-okf/): What is OKF resource.
- [OKF Tutorial](https://openknowledgeformat.online/okf-tutorial/): OKF Tutorial resource.
- [OKF Examples](https://openknowledgeformat.online/okf-examples/): OKF Examples resource.
- [OKF Templates](https://openknowledgeformat.online/okf-templates/): OKF Templates resource.
- [OKF Validator](https://openknowledgeformat.online/okf-validator/): OKF Validator resource.
- [OKF Folder Validator](https://openknowledgeformat.online/okf-folder-validator/): OKF Folder Validator resource.
- [OKF vs MCP](https://openknowledgeformat.online/compare/okf-vs-mcp/): OKF vs MCP resource.
- [OKF vs RAG](https://openknowledgeformat.online/compare/okf-vs-rag/): OKF vs RAG resource.
- [OKF vs llms.txt](https://openknowledgeformat.online/compare/okf-vs-llms-txt/): OKF vs llms.txt resource.
- [OKF vs OpenAPI](https://openknowledgeformat.online/compare/okf-vs-openapi/): OKF vs OpenAPI resource.
- [OKF vs AGENTS.md](https://openknowledgeformat.online/compare/okf-vs-agents-md/): OKF vs AGENTS.md resource.
- [OKF vs Data Catalog](https://openknowledgeformat.online/compare/okf-vs-data-catalog/): OKF vs Data Catalog resource.
- [OKF vs Knowledge Graph](https://openknowledgeformat.online/compare/okf-vs-knowledge-graph/): OKF vs Knowledge Graph resource.
- [OKF vs Markdown](https://openknowledgeformat.online/compare/okf-vs-markdown/): OKF vs Markdown resource.
- [OKF for Websites](https://openknowledgeformat.online/use-cases/okf-for-websites/): OKF for Websites resource.
- [OKF for API Docs](https://openknowledgeformat.online/use-cases/okf-for-api-docs/): OKF for API Docs resource.
- [OKF for SaaS](https://openknowledgeformat.online/use-cases/okf-for-saas/): OKF for SaaS resource.
- [OKF for Data Warehouses](https://openknowledgeformat.online/use-cases/okf-for-data-warehouses/): OKF for Data Warehouses resource.
- [OKF for Documentation Sites](https://openknowledgeformat.online/use-cases/okf-for-documentation-sites/): OKF for Documentation Sites resource.
- [OKF for AI Agents](https://openknowledgeformat.online/use-cases/okf-for-ai-agents/): OKF for AI Agents resource.
- [OKF for SEO](https://openknowledgeformat.online/use-cases/okf-for-seo/): OKF for SEO resource.
- [OKF for AI Search](https://openknowledgeformat.online/use-cases/okf-for-ai-search/): OKF for AI Search resource.
- [Website OKF Template](https://openknowledgeformat.online/templates/website-okf-template/): Website OKF Template resource.
- [API OKF Template](https://openknowledgeformat.online/templates/api-okf-template/): API OKF Template resource.
- [SaaS OKF Template](https://openknowledgeformat.online/templates/saas-okf-template/): SaaS OKF Template resource.
- [Documentation OKF Template](https://openknowledgeformat.online/templates/documentation-okf-template/): Documentation OKF Template resource.
- [AI Agent Context OKF Template](https://openknowledgeformat.online/templates/ai-agent-context-okf-template/): AI Agent Context OKF Template resource.
- [Data Catalog OKF Template](https://openknowledgeformat.online/templates/data-catalog-okf-template/): Data Catalog OKF Template resource.
- [Support Playbook OKF Template](https://openknowledgeformat.online/templates/support-playbook-okf-template/): Support Playbook OKF Template resource.
- [Product Docs OKF Template](https://openknowledgeformat.online/templates/product-docs-okf-template/): Product Docs OKF Template resource.
- [Runbook OKF Template](https://openknowledgeformat.online/templates/runbook-okf-template/): Runbook OKF Template resource.
- [Metrics OKF Template](https://openknowledgeformat.online/templates/metrics-okf-template/): Metrics OKF Template resource.
- [Create an OKF Bundle](https://openknowledgeformat.online/guides/how-to-create-an-okf-bundle/): Create an OKF Bundle resource.
- [Validate OKF Files](https://openknowledgeformat.online/guides/how-to-validate-okf-files/): Validate OKF Files resource.
- [Validate OKF Bundle](https://openknowledgeformat.online/guides/validate-okf-bundle/): Validate OKF Bundle resource.
- [Add YAML Frontmatter for OKF](https://openknowledgeformat.online/guides/how-to-add-yaml-frontmatter-for-okf/): Add YAML Frontmatter for OKF resource.
- [Link OKF Concept Files](https://openknowledgeformat.online/guides/how-to-link-okf-concept-files/): Link OKF Concept Files resource.
- [Use OKF with RAG](https://openknowledgeformat.online/guides/how-to-use-okf-with-rag/): Use OKF with RAG resource.
- [Use OKF with MCP](https://openknowledgeformat.online/guides/how-to-use-okf-with-mcp/): Use OKF with MCP resource.
- [Convert Markdown to OKF](https://openknowledgeformat.online/guides/how-to-convert-markdown-to-okf/): Convert Markdown to OKF resource.
- [Create OKF for a Website](https://openknowledgeformat.online/guides/how-to-create-okf-for-a-website/): Create OKF for a Website resource.
- [Create OKF for API Docs](https://openknowledgeformat.online/guides/how-to-create-okf-for-api-docs/): Create OKF for API Docs resource.
- [OpenAPI to OKF](https://openknowledgeformat.online/guides/openapi-to-okf/): OpenAPI to OKF resource.
- [Common OKF Validation Errors](https://openknowledgeformat.online/guides/common-okf-validation-errors/): Common OKF Validation Errors resource.
- [About](https://openknowledgeformat.online/about/): About resource.
- [Contact](https://openknowledgeformat.online/contact/): Contact resource.

## Common resources
- [Contact](https://openknowledgeformat.online/contact/): Corrections and feedback.
- [Privacy](https://openknowledgeformat.online/privacy/): Validator privacy notes.
- [Terms](https://openknowledgeformat.online/terms/): Terms of use.

## Status
This is an unofficial guide to Open Knowledge Format. It is not affiliated with Google.