tool: Orval: OpenAPI => TypeScript

Orval - Generate type-safe API clients from OpenAPI

orval-labs/orval: orval is able to generate client with appropriate type-signatures (TypeScript) from any valid OpenAPI v3 or Swagger v2 specification, either in yaml or json formats. 🍺 GitHub (MIT, TS)

Transform your OpenAPI specs into type-safe clients, mocks, and validators.
Stop writing boilerplate. Start shipping features.



Type Safety
End-to-end TypeScript types generated from your OpenAPI spec. No more runtime surprises.

Framework Native
Generate hooks for React Query, SWR, Angular, Vue, Svelte, and Solid. Use what you know.

Mock Ready
Auto-generate MSW handlers with Faker.js data. Test without a backend.