Top 148 openapi3 open source projects

Full stack, modern web application generator. Using FastAPI, Couchbase as database, Docker, automatic HTTPS and more.

Mockoon is the easiest and quickest way to run mock APIs locally. No remote deployment, no account required, open source.

Spot is a concise, developer-friendly way to describe your API contract.

OpenAPI 3.0 CodeGen plus Node.js minus the Java and emojis

API Generator - instantly generate REST and GraphQL APIs (openapi (OAS) 3.0.0)

Utility for comparing two OpenAPI specifications.

📘 OpenAPI/Swagger-generated API Reference Documentation

🌐 Wikipedia for Web APIs. Directory of REST API definitions in OpenAPI 2.0/3.x format

High-performance Async REST API, in Python. FastAPI + GINO + Arq + Uvicorn (w/ Redis and PostgreSQL).

F# generative Type Provider for Swagger

OpenAPI mock server with random data generation

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

An OpenAPI 3.x/Swagger 2 code generator for Node.js

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

Runtime OpenAPI v3 schema generation for routing-controllers.

It validates PSR-7 messages (HTTP request/response) against OpenAPI specifications

OpenAPI Spec validator

An easy-to-use high-performance asynchronous web framework.

Validate your Swagger JSON/YAML today!

Turn any OpenAPI2/3 and Postman Collection file into an API server with mocking, transformations and validations.

A standard library for microservices.

Resolving Swagger/OpenAPI 2.0 and 3.0 Parser

PDF generation from OpenAPI / Swagger Spec

A consistent, declarative way of interacting with RESTful backends, featuring code-generation from Swagger and OpenAPI specs 🔥

An angularJS implementation of Swagger UI

🎉 Release 2.0 is released! Very fast HTTP router for PHP 7.1+ (incl. PHP8 with attributes) based on PSR-7 and PSR-15 with support for annotations and OpenApi (Swagger)

Quenya is a framework to build high-quality REST API applications based on extended OpenAPI spec

OpenAPI core

Convert class-validator-decorated classes into JSON schema

FastAPI framework plugins

A model-based test case generator

A CLI tool to transform Swagger/OpenAPI/AsyncAPI docs to beautiful HTML pages via Shins/Widdershins.

REST API application generator for Yii2, openapi 3.0 YAML -> Yii2

Eclipse Editor for the Swagger-OpenAPI Description Language

Implement aiohttp.web OpenAPI 3 server applications with schema first approach.

Parse OpenAPI documents into Burp Suite for automating OpenAPI-based APIs security assessments (approved by PortSwigger for inclusion in their official BApp Store).

Generates OpenAPI document from OData CSDL

Browse and test a REST API described with the OpenAPI 3.0 Specification

Use Jest or Chai to assert that HTTP responses satisfy an OpenAPI spec

Swagger OpenAPI 3.x generator

🌱 A friendly kotlin library to validate API endpoints using an OpenApi 3.0 and Swagger 2.0 specification

OpenAPI viewer component for VueJS

Library for OpenAPI 3 with spring-boot

Pyramid addon for OpenAPI3 validation of requests and responses.

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

Library to generate fake data for OpenAPI request/response/schemas

Docker image with Uvicorn managed by Gunicorn for high-performance FastAPI web applications in Python 3.6 and above with performance auto-tuning. Optionally with Alpine Linux.

📇API Documentation Generator for Phoenix

NodeJS RESTful APIs scaffolding based OpenAPI 3.x specs using oas-tools and express.

FastAPI framework, high performance, easy to learn, fast to code, ready for production

Swagger Editor

A flexible JSON/YAML linter for creating automated style guides, with baked in support for OpenAPI v2 & v3.

A compiler for APIs described by the OpenAPI Specification with plugins for code generation and other API support tasks.

OpenAPI / Swagger, AsyncAPI & Semoasa definitions to (re)Slate compatible markdown

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

GUI / visual editor for creating and editing OpenAPI / Swagger definitions

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

Generate Go client and server boilerplate from OpenAPI 3 specifications

A modern API testing tool for web applications built with Open API and GraphQL specifications.