---
title: Open Knowledge Format
description: OKF is a plain-text knowledge format for humans and AI agents.
---

Open Knowledge Format (OKF) is a convention for structuring knowledge as UTF-8 markdown with YAML frontmatter. It's designed for portability, diffability, and agent readability.

### Sections
- **Schema**: OKF field conventions
- **Frontmatter**: YAML frontmatter standards
- **Index Files**: Directory-level progressive disclosure
- **Knowledge Graph**: Cross-referencing concepts