The OpenAPI Specification Repository

Swagger UI is a collection of HTML, JavaScript, and CSS assets that dynamically generate beautiful documentation from a Swagger-compliant API.

📘 OpenAPI/Swagger-generated API Reference Documentation

swagger-codegen contains a template-driven engine to generate documentation, API clients and server stubs in different languages by parsing your OpenAPI / Swagger definition.

Swagger Editor

Examples and server integrations for generating the Swagger API Specification, which enables easy access to your REST API

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. 🍺

Swagger module for node.js

Easy OpenAPI specs and Swagger UI for your Flask API

Library for OpenAPI 3 with spring-boot

OpenAPI based HTTP Client code generator

Automated generation of real Swagger/OpenAPI 2.0 schemas from Django REST Framework code.

A flexible JSON/YAML linter for creating automated style guides, with baked in support for OpenAPI (v3.1, v3.0, and v2.0), Arazzo v1.0, as well as AsyncAPI v2.x.

Sane and flexible OpenAPI 3 schema generation for Django REST framework.

Javascript library to connect to swagger-enabled APIs via browser or nodejs

Translate APIs described by OpenAPI Specifications (OAS) into GraphQL

A pluggable API specification generator. Currently supports the OpenAPI Specification (f.k.a. the Swagger specification)..

OpenAPI Diff and Breaking Changes

Utility for comparing two OpenAPI specifications.

vacuum is the worlds fastest OpenAPI 3, OpenAPI 2 / Swagger linter and quality analysis tool. Built in go, it tears through API specs faster than you can think. vacuum is compatible with Spectral rulesets and generates compatible reports.

Swagger Spec to Java POJOs

A collection of Editors, Linters, Parsers, Code Generators, Documentation, Testing

A Typescript framework to help you get an API server up and running with I/O schema validation and custom middlewares in minutes.

libopenapi is a fully featured, high performance OpenAPI 3.2, 3.1, 3.0, Overlays and Arazzo parser, library, validator and toolkit for go applications.

Convert Swagger 2.0 definitions to OpenAPI 3.0 and resolve/validate/lint

OpenAPI/Swagger UI document, quickly generate mock params and call api, also simplified postman tool. 基于 OpenAPI/Swagger 规范的接口文档，快速模拟请求参数并调用接口，也是简化版 postman 工具，欢迎提功能请求、bug

Proxy server that generates API specs for any app or website on localhost.

Fast and light-weight API proxy firewall for request and response validation by OpenAPI specs.

An API security tool to capture and analyze API traffic, test API endpoints, reconstruct Open API specification, and identify API security risks. 

Samples for the various Swagger projects under swagger-api