Generate TypeScript types from OpenAPI 3 specs

Type-Safe version of fetch that uses OpenAPI TypeScript definitions to check API calls at compile type. This is really AWESOME if you call APIs from a JS frontend 🔥

Spot is a concise, developer-friendly way to describe your API contract.

HAR to OpenAPI spec generator

🍷 Extensible & type-safe API tooling — generated OpenAPI clients and server-side utilities, for any JavaScript runtime

TRAPI is a collection of packages to create/generate metadata for REST-APis and generate swagger documentations.

🚀 Automatic SDK generation from an OpenAPI definition

TS Model & utils for creating and exposing OpenAPI 3.x contracts.

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. 🍺

OpenAPI Web component to generate a UI from the spec.

Copy API endpoints to your fs and run a local server using them

Generate a headless Typescript API client from an OpenAPI spec - optionally with a @tanstack/react-query client using queryOptions

🌀 OpenAPI to TypeScript codegen. Production-ready SDKs, Zod schemas, TanStack Query hooks, and 20+ plugins. Used by Vercel, OpenCode, and PayPal.

Use Zod Schemas to create OpenAPI v3.x documentation

A shorthand helper to implement Zodios API endpoints

Type-driven API Documentation library. Auto-generating REST API document based on TypeScript types.

TypeScript type system compliant communication via HTTP.