OpenAPI to TypeScript Converter
// Generate TypeScript types from OpenAPI/Swagger
#About OpenAPI to TypeScript Converter
Free online OpenAPI to TypeScript converter. Generate TypeScript interfaces and types from OpenAPI 3.x or Swagger 2.x schema definitions. This tool runs entirely in your browser — your data is never sent to a server. Just paste your input, get instant results, and copy with one click. No sign-up or installation required.
#FAQ
How do I generate TypeScript types from an OpenAPI spec? ▾
Paste your OpenAPI 3.x or Swagger 2.x specification (JSON or YAML) into the input field. The tool extracts schema definitions from components.schemas or definitions and generates TypeScript interfaces.
Does it support both JSON and YAML formats? ▾
Yes, the tool accepts both JSON and YAML-formatted OpenAPI specifications. It auto-detects the format and parses the schema definitions to generate TypeScript interfaces with proper type mappings.
</> Embed this tool ▾
Copy this code to embed the tool on your website. Adjust the height to fit your layout.
<iframe src="https://www.browserutils.dev/embed/openapi-to-typescript" width="100%" height="500" frameborder="0" title="OpenAPI to TypeScript Converter"></iframe>