OpenAPI Specification
The OpenAPI Specification (OAS), previously known as the Swagger Specification, is a specification for a programming language-agnostic, machine-readable interface definition language for describing, producing, consuming, and visualizing web services. OpenAPI documents describe API services and are represented in YAML or JSON formats.
- GitHub: https://github.com/topics/openapi
- Wikipedia: https://en.wikipedia.org/wiki/OpenAPI_Specification
- Repo: https://github.com/OAI/OpenAPI-Specification
- Created by: OpenAPI Initiative, Tony Tam, Darrel Miller, Mike Ralphson, Ron Ratovsky, Uri Sarid, Jason Harmon
- Released: August 10, 2011
- Related Topics: json-schema, raml, rest-api,
- Aliases: open-api, swagger-spec, swagger-specification, openapi-spec, openapi-specification, open-api-specification, oas, openapi-description,
- Last updated: 2026-07-08 00:22:40 UTC
- JSON Representation
https://github.com/youhad08/e-bank-backend-springboot
Digital banking system backend developed with Spring Boot. Includes customer and account management, operations, and REST APIs.
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https://github.com/best-shot/json-schema-ref-loader
json-schema-ref-parser for webpack
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https://github.com/etherman-os/backcraft
describe your idea, get a working backend
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https://github.com/foorester/cook
Recipe manager
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https://github.com/wherejuly/60-1-oas-markdown-merger
Expand the OpenAPI JSON specification `description` fields by merging the arbitrary markdown files translated to HTML.
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https://github.com/aiveraiva/api-documents
The documentation for my api
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https://github.com/soenneker/soenneker.dnsimple.contacts
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https://github.com/nithidol/swagger-converter
Swagger specifications and convert to AsciiDoc and PDF with a custom font.
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https://github.com/soenneker/soenneker.pinecone.openapiclientutil
A thread-safe utility for obtaining Pinecone's OpenApiClient singleton.
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https://github.com/patarapolw/ts-openapi-fastify
Fastify with OpenAPI and typescript-json-schema example
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https://github.com/fvillanuevape/spring-boot-openapi-oke
Article API Spring Boot and Kubernetes - Spring Boot Open API OKE, es una demo sobre como usar los servicios de kubernetes de oracle cloud para desplegar una API desarrollado en spring boot y de igual manera la documentación de la API usando OAS 3.0.0.
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https://github.com/soenneker/soenneker.attributes.publicopenapiobject
For decorating objects that should be publicly accessible to see within OpenApi
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https://github.com/gpbultz/apidocandmock
🔧OpenApi extensions and Mocking objects using Bogus
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https://github.com/ubill-ge/sdk-php
PHP SDK for working with the UBill API
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https://github.com/esn8der/todo-app
Una API simple de Tareas Pendientes (ToDo) desarrollada con Spring Framework.
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https://github.com/miensoap/kishelper
Features for utilizing the KIS Open API
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https://github.com/soenneker/soenneker.notion.openapiclientutil
A thread-safe utility for obtaining Notion's OpenApiClient singleton.
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https://github.com/dreamquality/swagger-coverage-cli
A Node.js CLI tool to measure test coverage of Swagger/OpenAPI specs using Postman collections.
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https://github.com/warfox/products-spring-kotlin-cljs
Fullstack App with Spring Kotlin backend and Clojurescirpt frontend
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https://github.com/libninjacom/nxyz-rs
Nxyz client, generated from the OpenAPI spec
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https://github.com/soenneker/soenneker.telnyx.clientutil
An async thread-safe singleton for the Telnyx OpenApiClient
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https://github.com/nachotoast/foundationx-api
Bots, web server, and other backend functionality for the FoundationX server network.
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https://github.com/samgutentag/pyaudius
A Python Implentation of the Audius API
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https://github.com/somospragma/qa-backend-postman-collection-builder-from-api-contract
Proyecto que genera una colección de prueba para Postman con sus variables de entorno apartir un contrato json de la API (Swagger)
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https://github.com/cicatriiz/cdisc-library-mcp-server
DXT-packaged MCP server for the CDISC Library (discovery, Biomedical Concepts, SDTM Dataset Specializations)
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https://github.com/soenneker/soenneker.instantly.openapiclient
A Instantly (instantly.ai) .NET client generated from their OpenAPI schema, updated daily
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https://github.com/surender1987/webapidocumentationwithswagger
ASP.Net core web api with swagger
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https://github.com/temirlan-zh/test-task-users-and-tasks
Implementation of a test task for a job application.
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https://github.com/soenneker/soenneker.github.filestore
A high-level file system utility for GitHub repositories, built on the GitHub OpenAPI client. Supports reading, writing, deleting, listing, and checking file existence via the GitHub Contents API.
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https://github.com/iyxan23/openapi-example
🛜 an example of API-first development with OpenAPI. with an ExpressJS backend, and Flutter frontend.
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https://github.com/dfberry/azure-rust-mcp-server-apim
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https://github.com/rudeboyone/tarefastest
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https://github.com/arkanatelecom/arkana-wiki
Oficial Arkana Documentation Wiki ressource
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https://github.com/nikothomas/ribbon-health
An API client for interacting with the data provided by Ribbon Health, including information about healthcare providers, locations, insurances, and more.
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https://github.com/ignatandrei/openapiswaggerui
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https://github.com/mikestead/openapi-operations
Convert an OpenAPI spec into an array of operations
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https://github.com/torand/openapi2java
Maven plugin to generate Java models and REST clients from an OpenAPI specification
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https://github.com/kopfrechner/scalar-chrome-extension
Beautiful OpenAPI/Swagger viewer for Chrome, powered by Scalar.
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https://github.com/sigpwned/diffbot-openapi-spec
Community OpenAPI Spec for Diffbot API
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https://github.com/himenon/docker-typescript-openapi
TypeScript implementations generated from Docker OpenAPI
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https://github.com/gopad/gopad-js
Javascript SDK for Gopad
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Last synced: 09 Mar 2026
https://github.com/letehaha/walutomat-sdk
Unofficial SDK clients for the Walutomat API v2.0.0. Walutomat is a Polish peer-to-peer currency exchange platform operated by Currency One. This SDK provides typed clients for their REST API, covering wallet management, transfers, direct FX, and the P2P market order book.
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https://github.com/g-nelson1/tiingo-openapi
Tiingo OpenAPI Doc
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https://github.com/vaelixbank/vaelix-exchange
The Vaelix Exchange Open Source Platform
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https://github.com/soenneker/soenneker.trulioo.openapiclientutil
A thread-safe utility for obtaining Trulioo's OpenApiClient singleton.
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https://github.com/viniciusferreira7/bun-auth
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https://github.com/CrossEvol/hono-starter
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https://github.com/maineffort/swaggerized-spring-petclinic
This is "swaggerized" version of the spring petclinic i.e. with OpenApi support
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https://github.com/soenneker/soenneker.nws.openapiclient
A National Weather Service (NWS) .NET client generated from their OpenAPI schema, updated daily
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https://github.com/goafabric/callee-service-quarkus
⚛️Very tiny QUARKUS Service without Persistence - Also includes a native image build
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https://github.com/w3labkr/ipynb-openapi
Example using openapi for jupyter.
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https://github.com/spanpanel/span-panel-api
Python API client for SPAN Panel - provides async interface to control circuits, monitor power usage, and manage panel settings
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https://github.com/sirerun/mint
mint is an open-source Go CLI that turns any OpenAPI 3.0/3.1 specification into a working Go MCP server.
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https://github.com/murilobeltrame/springjerseydemoapi
Demo API built with Spring and Jersey
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https://github.com/wronai/allama
testing and benchmarking suite for Large Language Models (LLMs) focused on Python code generation. The project enables automatic quality assessment of generated code through various metrics and generates detailed HTML reports.
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https://github.com/soenneker/soenneker.cloudflare.openapi.suite
A comprehensive suite of utility libraries for Cloudflare's OpenApi operations
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https://github.com/dougborg/stocktrim-openapi-client
Production-ready Python client for the StockTrim Inventory Management API with transport-layer resilience
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https://github.com/soenneker/soenneker.loops.openapiclient
A Loops (loops.so) .NET client generated from their OpenAPI schema, updated daily
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https://github.com/soenneker/soenneker.hubspot.openapiclient
A HubSpot .NET client generated from their OpenAPI schema, updated daily
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https://github.com/soenneker/soenneker.rebrickable.client
A .NET thread-safe singleton HttpClient for Rebrickable
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https://github.com/soenneker/soenneker.cloudflare.openapiclient
A Cloudflare .NET client generated from the Cloudflare OpenAPI schema, updated daily
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https://github.com/soenneker/soenneker.trustedform.certificates.openapiclient
A Active Prospect OpenApi .NET client generated from the OpenAPI schema, updated daily
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https://github.com/aihxp/sumac
Sumac: bring out what your tools can do — one Rust binary to bridge skills, MCP, and APIs. Run any skill as an MCP server, any MCP server as a CLI, and any API from your terminal.
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https://github.com/soenneker/soenneker.resend.openapi.suite
A comprehensive suite of utility libraries for Resend's OpenApi operations
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https://github.com/wilson0x4d/tornado-openapi
..an OAS-generation library for Tornado.
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https://github.com/soenneker/soenneker.cloudflare.zones
A .NET typesafe implementation of Cloudflare's Zones API
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https://github.com/kineticcookie/archivarius
Documentation renderer based on sbt-paradox
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https://github.com/zaiducreatesjarvis/blockchain-event-ticketing-app
Web application for selling tickets using blockchain technology.
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https://github.com/skygenesisenterprise/company-website
Welcome to the official repository for the Sky Genesis Enterprise website.
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https://github.com/thavarshan/orthrus
⛨ A production-ready, multi-tenant JWT authentication service built with Symfony 7.3 and PHP 8.2+.
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https://github.com/gah-code/ai-prompt-bootcamp
Learning practical coding skills for working professionally with AI
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https://github.com/soenneker/soenneker.sonarr.openapiclient
A .NET client generated from the Sonarr OpenAPI schema, updated daily
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https://github.com/soenneker/soenneker.fastly.openapiclientutil
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https://github.com/soenneker/soenneker.openai.httpclients
A thread-safe singleton HttpClient for OpenAI's OpenAPI integration.
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Last synced: 07 Jun 2026
https://github.com/soenneker/soenneker.gitlab.httpclients
A thread-safe singleton HttpClient for GitLab's OpenAPI integration.
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Last synced: 13 May 2026
https://github.com/AlexDemure/gadfastopenapi
Customize and override OpenAPI schema details in FastAPI with ease
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https://github.com/soenneker/soenneker.ups.openapiclientutil
A thread-safe utility for obtaining Ups's OpenApiClient singleton.
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https://github.com/ivan-montes/springschoolapirest
Welcome to my Api Rest with Spring Framework. :fire::rainbow: A small work simulating a quite fake school structure.
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Last synced: 02 Apr 2026
https://github.com/omermecitoglu/tsmancer
Conjures strictly-typed API clients from an OpenAPI tome
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https://github.com/soenneker/soenneker.elevenlabs.openapiclient
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https://github.com/cashputation/opensnap
Official Repository for the Self-Negotiating APIs Protocol (SNAP)
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https://github.com/soenneker/soenneker.quo.openapiclientutil
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https://github.com/soenneker/soenneker.nws.httpclients
A thread-safe singleton HttpClient for Nws's OpenAPI integration.
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https://github.com/soenneker/soenneker.loops.openapi.suite
A comprehensive suite of utility libraries for Loop.so's OpenApi operations
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https://github.com/jcs090218/swagger-it
Automatically generate the swagger.io yaml file for your project.
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https://github.com/soenneker/soenneker.gitlab.openapiclientutil
A thread-safe utility for obtaining GitLab's OpenApiClient singleton.
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