Swagger 2.0 and OpenAPI 3.0 parser and validator for Node and browsers

Convert OpenAPI 3.0 & 3.1 schemas to TypeScript

Fast, type-safe fetch client for your OpenAPI schema. Only 6 kb (min). Works with React, Vue, Svelte, or vanilla JS.

Modern OpenAPI types

Express middleware to handle OpenAPI 3.x.

Types for OpenAPI documents.

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

Builds OpenAPI schemas from Zod schemas

Upgrade OpenAPI documents to the latest and greatest version

Lightweight Express middleware for serving interactive ReDoc API documentation from OpenAPI/Swagger specs. TypeScript support, 100% test coverage, ES5 compatible.

Generated TypeScript definitions based on GitHub's OpenAPI spec for api.github.com

modern OpenAPI parser written in TypeScript

Automatically generate OpenAPI 3.0, 3.1, and 3.2 documentation from Next.js projects, with support for Zod schemas, TypeScript types, and reusable OpenAPI fragments.

📃 TypeScript definitions for OpenAPI and JSON Schema specifications with complete inline documentation.

Convert Zod Schemas to OpenAPI v3.x documentation

Validate OpenApi specifications against their JSON schema

OpenAPI Path Templating parser, validator, resolver and matcher.

A npm package wrapper for OpenAPI Generator (https://github.com/OpenAPITools/openapi-generator), generates which API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

OpenAPI Server URL templating parser, validator and substitution mechanism.

OpenAPI schema generator for Hono