Reference

Use this section when you already know what you want to look up and do not need the step-by-step guide anymore.

Core references

• Validator
• RPC
• OpenAPI
• Middleware Catalog
• Adapters
• Exports

How to use the docs

• Use Guide if you are still learning the model.
• Use Recipes if you want to build a concrete task.
• Use Migration Guide if you are translating an existing Express or Hono codebase.
• Use this section when you want module-oriented lookup.

Suggested lookup order

1. framework behavior: Context and Responses
2. contract behavior: Type Flow
3. module details: validator / rpc / openapi / middleware / adapters