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: 2026-07-05 00:18:41 UTC
- JSON Representation
https://github.com/n8n-code/n8n-nodes-0x-cross-chain
Cross-chain API bridging assets across EVM, Solana, Tron, HyperCore with real-time quotes and status tracking.
0x-cross-chain api automation n8n n8n-community-node n8n-node openapi swagger workflow
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https://github.com/omermecitoglu/openapi-code-generator
OpenAPI code generator
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https://github.com/roxyapi/postman-collections
Postman collections for astrology, Vedic, tarot, numerology, I Ching, biorhythm, Human Design and more. Auto synced from OpenAPI, one API key.
ai-agents api-collection astrology biorhythm horoscope human-design iching kundli mcp numerology openapi postman postman-collection rest-api spiritual tarot vedic-astrology
Last synced: 15 Jun 2026
https://github.com/skygenesisenterprise/aether-office
The Centralized Repo for Aether Office Project
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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/elchin92/avito-mcp
Local MCP server wrapping Avito API into 139 tools. Give your AI agents hands and feet on Russia's largest classifieds marketplace. Works with Claude Desktop, Claude Code, Cursor, Cline, Continue, Windsurf, Zed.
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https://github.com/marcellharmaci/plantfriend-spring
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https://github.com/soenneker/soenneker.twilio.openapiclientutil
A thread-safe utility for obtaining Twilio's OpenApiClient singleton.
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https://github.com/swiftcomplete-public/swiftcomplete-api-docs
GitHub Pages with Swagger UI, llms.txt, llms-full.txt and openapi info
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https://github.com/dreamquality/swagger-coverage-cli
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https://github.com/takeruun/go-typescript-openapi
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https://github.com/mikeparcewski/reactiveopenapi
Some examples of building reactive API's based on Spring Reactor, OpenAPI and other modern technologies
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https://github.com/huakunshen/ossinsight-client
A OSSInsight TypeScript SDK generated from the official public API openapi schema.
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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/maemreyo/oas2ts
A Node.js tool that converts OpenAPI YAML schemas into TypeScript types and interfaces, with support for recursive `$ref` resolution and customizable file structure.
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https://github.com/somospragma/qa-backend-postman-collection-builder-from-api-contract
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A Go client for SLURM's REST API
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Convert OpenAPI specifications to LLM-friendly documentation format.
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https://github.com/ristaj7/test_brickup
🎯 Test_Brickup is a web application designed to manage the stages of a construction project. This repository contains both the backend and frontend components, making it easy to set up and run locally. 🛠️
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https://github.com/kopfrechner/scalar-chrome-extension
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https://github.com/sigpwned/diffbot-openapi-spec
Community OpenAPI Spec for Diffbot API
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https://github.com/seandavi/cmgd_web
Web portal and API for the Curated Metagenomics Data project
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https://github.com/gopad/gopad-js
Javascript SDK for Gopad
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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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Last synced: 01 Mar 2026
https://github.com/CrossEvol/hono-starter
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https://github.com/orangekame3/pydantic-openapi-sdk
Generate type-safe Python SDKs from OpenAPI 3.x specifications with Pydantic v2 models and synchronous HTTP clients
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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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Last synced: 16 Apr 2026
https://github.com/indico/openreferee
OpenReferee Spec and Reference Implementation
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https://github.com/hyesungoh/dino_history
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https://github.com/whisperpine/tt
An OpenAPI driven rust server.
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Last synced: 09 Apr 2026
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/soenneker/soenneker.mistral.openapiclient
A .NET client generated from the Mistral AI OpenAPI schema, updated daily
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https://github.com/tuplescompany/crumbjs
CrumbJS - Bun only Http API Framework with automatic openapi documentation & validation
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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/soenneker/soenneker.highlevel.clientutil
An async thread-safe singleton for HighLevel OpenApiClient.
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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/wasabina67/fastapi-react-todo
FastAPI React Todo
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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/soenneker/soenneker.github.openapiclient
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https://github.com/soenneker/soenneker.loops.openapiclient
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https://github.com/soenneker/soenneker.rebrickable.client
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https://github.com/soenneker/soenneker.trustedform.certificates.openapiclient
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Last synced: 07 May 2026
https://github.com/renatoelho/metodos-status-codes
Explico o funcionamento dos métodos e status codes mais comuns em APIs, utilizando uma aplicação em FastAPI. A API permite operações como listar produtos (GET), criar (POST), atualizar (PUT) e remover (DELETE). Também demonstro os status codes 200 OK, 201 Created, 400 Bad Request e 500 Internal Server Error, mostrando seus usos de forma prática.
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Last synced: 09 Apr 2026
https://github.com/wilson0x4d/tornado-openapi
..an OAS-generation library for Tornado.
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https://github.com/guilhermeuptotask/tasksmaneger
Fullstack Web Aplication Using FastApi, React, OpenAPI, Docker, Nginx, PostgreSQL, GitHub Actions for CI/CD.
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https://github.com/timeless-residents/handson-spring-framework-render
A Spring Boot demo application showcasing RESTful API development with Book management functionality
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Last synced: 09 Apr 2026
https://github.com/chompfoods/sdk-java
Java SDK for the Chomp Food & Recipe Database API. Use our API to get high-quality data on recipes and 875,000+ branded/grocery foods plus raw ingredients.
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https://github.com/aporthq/aport-integrations
🛡️ Community-built integrations, SDKs, and tools for APort - the neutral trust rail for AI agents. Join Hacktoberfest 2025!
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https://github.com/paulopatto/payment-midleware-hono
O desafio é intermediar (integrar) requisições de pagamentos para serviços de processamento de pagamentos com a menor taxa financeira por transação. Haverá dois serviços Payment Processor: o default – com a taxa mais baixa – e o fallback que contém a taxa mais alta e deveria ser usado apenas quando o serviço default não estiver disponível.
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Last synced: 14 Apr 2026
https://github.com/soenneker/soenneker.openai.httpclients
A thread-safe singleton HttpClient for OpenAI's OpenAPI integration.
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https://github.com/nigussolomon/nest-util
Supercharge NestJS development with a generic CRUD engine, automated CLI generator (ncnu), and essential utilities. Features deep TypeORM integration, automated Swagger/OpenAPI documentation, and rapid boilerplate generation.
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https://github.com/squ1ky/tmap-backend
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https://github.com/ivan-montes/springschoolapirest
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https://github.com/soenneker/soenneker.gitlab.openapiclient
A .NET client generated from the GitLab OpenAPI schema, updated daily
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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/javrrr/data-360-sdk
TypeScript SDK for the Salesforce Data 360 Connect REST API
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https://github.com/soenneker/soenneker.ngrok.openapiclient
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https://github.com/joris-gallot/schematype
Convert JSON Schema to TypeScript type declarations at Rust speed ⚡
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https://github.com/numminorihsf/openapi-to-dto-spec
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https://github.com/yoshinariyamanaka/openapi-with-express
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https://github.com/minericefield/smartphone-app-designers-portfolio-api-docs
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https://github.com/danhunsaker/openapi2siege
A simple tool to convert your OpenAPI spec(s) to one or more Siege URL files
Last synced: 19 May 2026
https://github.com/soenneker/soenneker.openrouter.openapiclient
A .NET client generated from the OpenRouter OpenAPI schema, updated daily
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https://github.com/dpritchett/helloextend-ruby-client
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https://github.com/bero158/glslabel
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https://github.com/anjola-adeuyi/chatgpt_openai_project_fullstack
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https://github.com/soenneker/soenneker.plex.openapiclient
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https://github.com/csini/letsgo-blog
A small microservice written in golang. It has a REST api generated from openapi yaml and reads/writes data from database with ORM based gorm. The project uses maven (mvnGolang)
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https://github.com/woosmap/openapi-specification
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https://github.com/legalize-dev/legalize-sdks
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https://github.com/soenneker/soenneker.ngrok.openapiclientutil
A thread-safe utility for obtaining ngrok's OpenApiClient singleton.
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Last synced: 07 Jun 2026