Build, Validate, Route, Authenticate and Mock using OpenAPI definitions. Framework-agnostic
[](https://openapi-zod-client.vercel.app/)
WorkOS OpenAPI specification and TypeScript types
modern OpenAPI parser written in TypeScript
A tool to merge numerous OpenAPI files into a single openapi definition.
Tiny, type-safe wrapper around MSW for type inference from OpenAPI schemas.
API testing framework core
An AsyncAPI schema parser for OpenAPI 3.0.x and Swagger 2.x schemas.
An OpenAPI framework for any web framework
A cli tool for the openapi-merge library.
A library to generate random requests based on open-api specifications.
Common code for jest-openapi and Chai OpenAPI Response Validator
generate a fastify configuration from an openapi specification
Generate TypeScript services and models from OpenAPI specifications using the native Fetch API — framework-agnostic, runs on Node, browsers, Vite, SvelteKit, Next.js, and any TS runtime
Validate request properties against an OpenAPI spec.
Universal OpenAPI to LLM function calling schemas. Transform any Swagger/OpenAPI document into type-safe schemas for OpenAI, Claude, Qwen, and more.
🧱 TypeScript framework for generating files.
JSON Schemas for every version of the OpenAPI Specification
OpenAPI plugin for Docusaurus.
Fastify plugin for zod-openapi
An unopinionated OpenAPI framework for express
Jest matchers for asserting that HTTP responses satisfy an OpenAPI spec
Mocks server plugin allowing to create routes and collections from OpenApi definitions
Generates a GraphQL schema for a given OpenAPI Specification (OAS)