*** title: Fern Docs subtitle: >- Build beautiful, interactive documentation websites with Fern Docs. Create API references, custom components, and AI-powered features in under 5 minutes. -------------------------------------------------------------------------- For clean Markdown content of this page, append .md to this URL. For the complete documentation index, see [https://buildwithfern.com/learn/llms.txt](https://buildwithfern.com/learn/llms.txt). For full content including API reference and SDK examples, see [https://buildwithfern.com/learn/llms-full.txt](https://buildwithfern.com/learn/llms-full.txt).
Build a docs site quickly by importing your existing styling and specs.
Set up a documentation site in under 5 minutes.
Use one simple file to generate documentation that fits your brand.
Build your own components, enable Ask Fern, generate API references, and easily update your docs.
Use pre-built or custom React components for a polished look.
Modify your documentation without touching code and publish to your GitHub.
Use OpenAPI, AsyncAPI, gRPC, OpenRPC, and the Fern spec.
AI-native features including Ask Fern and AI-generated examples.
Deploy on your own infrastructure to meet security or compliance requirements.