JSON Schemas for every version of the OpenAPI Specification

Convert OpenAPI 3.0 & 3.1 schemas to TypeScript

Types for OpenAPI documents.

Parse and Serialize JSON-RPC2 messages in node.js or browser.

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

Modern OpenAPI types

🌀 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

Convert Swagger 2.0 definitions to OpenApi 3.0 and validate

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

OpenAPI Path Templating parser, validator, resolver and matcher.

modern OpenAPI parser written in TypeScript

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)

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

OpenAPI Server URL templating parser, validator and substitution mechanism.

Tool for generation samples based on OpenAPI payload/response schema

Convert Zod Schemas to OpenAPI v3.x documentation

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

OpenAPI schema generator for Hono