Swagger GitHub Repositories (2026) · Open Source Tools

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

The server component of API Platform: hypermedia and GraphQL APIs in minutes

Generates documentation for your REST API from attributes

Modern Laravel OpenAPI (Swagger) documentation generator. No PHPDoc annotations required.

OpenAPI (Swagger) module for Nest framework (node.js) :earth_americas:

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.

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

🤖 Generator for GH repo to help you manage the OpenAPI definition lifecycle

REST version of the Spring Petclinic sample application

😎 A list of awesome projects related to OpenAPI 3.0.x, curated by the community

REST framework for Delphi: JAX-RS style resources and routes, servers and clients, JWT, OpenAPI 3, FireDAC and Devart UniDAC/MyDAC/IBDAC, SSE, MCP servers for AI agents. Windows, Linux, Docker.

A plugin for the Fastify webserver to autogenerate a Fastify configuration based on a OpenApi(v2/v3) specification.

CATS is a REST API Fuzzer and negative testing tool for OpenAPI endpoints. CATS automatically generates, runs and reports tests with minimum configuration and no coding effort. Tests are self-healing and do not require maintenance.

Generates OpenAPI document from OData CSDL

ReadMe's official command-line interface (CLI) and GitHub Action 🌊

Spring Boot 4 microservices on Kind — gateway, MongoDB, Jaeger, Spring Cloud Kubernetes cross-namespace discovery, one make kind-up

:triangular_ruler: Ts.ED is a Node.js and TypeScript framework on top of Express to write your application with TypeScript (or ES6). It provides a lot of decorators and guideline to make your code more readable and less error-prone. ⭐️ Star to support our work!

Generate an OpenAPI/Swagger definition from inline comments.

A RESTful framework built on top of light-4j with both Swagger 2.0 and OpenAPI 3.0 supports

Iris middleware to automatically generate RESTful API documentation with Swagger 2.0