An open API service indexing awesome lists of open source software.

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.

https://github.com/woile/drf-serializers

exploring DRF Serializers with OpenAPI

django-rest-framework drf openapi python3 serializers

Last synced: 30 Apr 2026

https://github.com/thanadolps/swarch_rest

Simple REST API Assignment as part of Chulalongkorn 2110521 Software Architecture course.

openapi poem rest-api rust

Last synced: 30 Apr 2026

https://github.com/ivan-yuldashev/hono-quickstart

An opinionated, production-focused starter for Hono. This template provides an end-to-end type-safe stack, featuring a Modular Architecture, Context-Aware Transactions, Drizzle ORM, PostgreSQL, Zod, and automated OpenAPI documentation.

drizzle hono openapi postgres zod-validation

Last synced: 30 Apr 2026

https://github.com/iamyasinkaya/morwinyon

Morwinyon, geliştiricilere var olan .NET yazılım projelerine ek işlevsellikler kazandırmak için tasarlanmış bir NuGet paketi uzantısıdır.

caching extension openapi swagger validation versioning

Last synced: 30 Apr 2026

https://github.com/apisyouwonthate/openapinotswagger.com

Next.js repo for openapinotswagger.com

api api-definition api-design apis openapi swagger

Last synced: 30 Apr 2026

https://github.com/planet-a-ventures/affinity-client-python

API client for Affinity (www.affinity.co)

affinity client openapi python

Last synced: 01 May 2026

https://github.com/yinchi/openapi-cli

CLI for working with APIs using the OpenAPI specifications

openapi openapi-cli python-click

Last synced: 01 May 2026

https://github.com/webitel/webitel-openapi-client-go

Webitel OpenAPI Client for Go

go openapi swagger webitel

Last synced: 01 May 2026

https://github.com/alexcheng1982/llm-openapi-function-spring-ai-generator

Generate Spring AI functions from OpenAPI spec

ai llm openapi openapi-generator spring spring-ai

Last synced: 01 May 2026

https://github.com/lifeiscontent/openapi-sdk

Generate Typesafe SDK from OpenAPI spec

openapi sdk typescript

Last synced: 01 May 2026

https://github.com/merkys/openapi-3to2

Convert OpenAPI v3 descriptions to v2

openapi perl5

Last synced: 02 May 2026

https://github.com/michealroberts/o3-stack

Hono, OpenAPI & oRPC example backend API

hono honojs openapi openapi3 orpc

Last synced: 02 May 2026

https://github.com/kleister/kleister-go

Kleister: SDK for Golang

go golang kleister minecraft openapi sdk swagger

Last synced: 02 May 2026

https://github.com/the-orange-alliance/toa-docs

📄Swagger Docs site hosting The Orange Alliance's OpenAPI Spec

first-tech-challenge ftc openapi swagger the-orange-alliance

Last synced: 02 May 2026

https://github.com/nexys-system/postman-openapi-ui

generate Open API from Postman collection

openapi openapi3 postman

Last synced: 02 May 2026

https://github.com/ahilke/openapi-microservice-playground

A demo project to showcase and experiment with various OpenAPI technologies in a microservice environment.

graphql microservice nestjs openapi playground

Last synced: 02 May 2026

https://github.com/soenneker/soenneker.openrouter.httpclients

A thread-safe singleton HttpClient for OpenRouter's OpenAPI integration.

api csharp dotnet httpclient httpclients openapi openrouter openrouteropenapihttpclient singleton

Last synced: 07 Jun 2026

https://github.com/soenneker/soenneker.fastly.httpclients

A thread-safe singleton HttpClient for Fastly's OpenAPI integration.

api csharp dotnet fastly fastlyopenapihttpclient httpclient httpclients openapi openapiclient singleton

Last synced: 04 Jul 2026

https://github.com/instantan/web

Build robust web applications with pure Go. No external dependencies, just the power of the standard library.

openapi openapi3 redoc scalar swagger typescript-generator

Last synced: 03 May 2026

https://github.com/vicradon/petstore

A modified version of the Petstore API offered by SwaggerHub

api javascript openapi

Last synced: 03 May 2026

https://github.com/nikitadev-work/pr-manager-service

Микросервис, который автоматически назначает ревьюеров на Pull Request’ы (PR), а также позволяет управлять командами и участниками.

clean-architecture go golang http openapi postgresql

Last synced: 06 May 2026

https://github.com/duquejo/quarkus-tokencache-microservice

Resilient-ready external token cacheable service Proof of concept

java openapi quarkus redis

Last synced: 03 May 2026

https://github.com/srinitude/effect-json-schema

Tiny Effect Schema adapter for Standard JSON Schema V1

effect json-schema openapi standard-schema typescript

Last synced: 09 Jun 2026

https://github.com/bizrockman/modelcontextstandard

A minimal, protocol-agnostic standard to connect LLMs like drivers with external tools using existing APIs and formats like OpenAPI, HTTP, AS2, or CAN-Bus. No custom stacks. Just structured function calls.

agent-framework ai-tools design driver fastapi function-calling integration llm llmos llms mcp mcs openapi protocol

Last synced: 04 May 2026

https://github.com/aahoughton/oav

HTTP-aware OpenAPI 3.0/3.1/3.2 validator with JSON Schema 2020-12 codegen compiler

json-schema json-schema-validator openapi openapi-validator openapi3 openapi31 typescript validator

Last synced: 06 Jun 2026

https://github.com/hyesungoh/cultural_heritage_administration_api

문화재청 open api 사용 with Python

openapi python3 textreader

Last synced: 04 May 2026

https://github.com/slaterhaus/openapi-sdk-generator

Generate TypeScript SDKs, Postman collections, GraphQL schemas, and cURL commands from OpenAPI specifications

api-client cli-tool code-generator graphql openapi postman swagger typescript

Last synced: 04 May 2026

https://github.com/aydanrahimova/linkedinclone

This LinkedIn clone replicates key features of the professional networking platform, allowing users to manage profiles, create posts, comment, react, connect with others, follow organizations, and explore job opportunities. Advanced features include creating organizations and applying for jobs.

lombok mail-sender mapstruct openapi postgresql spring-boot spring-data-jpa spring-security-jwt validation

Last synced: 04 May 2026

https://github.com/sosokker/go-chi-oapi-codegen-todolist

Go-Nextjs todolist application with chi server oapi-codegen as handlers template + sqlc for type-safe code from SQL

go golang openapi openapi-codegen rest-api

Last synced: 04 May 2026

https://github.com/robsonlmds/java-screenmatch

Este projeto é uma aplicação Java que utiliza uma API para buscar informações sobre séries de TV e seus episódios, permitindo que os dados sejam armazenados e listados através de um repositório.

api java maven-plugin openapi spring-boot

Last synced: 04 May 2026

https://github.com/lsegg/delilah-resto

This project proposes the creation of an online ordering system for a restaurant.

api api-rest dotenv express nodejs nodemon openapi

Last synced: 04 May 2026

https://github.com/soenneker/soenneker.openhands.httpclients

A thread-safe singleton HttpClient for OpenHands's OpenAPI integration.

ai api csharp dotnet httpclient httpclients openapi openapiclient openhands openhandsopenapihttpclient singleton

Last synced: 09 Jun 2026

https://github.com/swimmwatch/openapi-compare-version

A GitHub Action for comparing OpenAPI specifications version.

github-actions openapi openapi-specification

Last synced: 05 May 2026

https://github.com/shivam-dhir/unified-payment-gateway

A scalable backend microservice built with Spring Boot to handle secure online payments, supporting multiple payment gateways, real-time processing, and multi-currency transactions with high availability and security.

java jdbc jwt-authentication kafka openapi oracle-database redis swagger-api

Last synced: 05 May 2026

https://github.com/romanow/openapi-generation

Public report about OpenAPI generator template customization

openapi openapi-codegen openapi-generator spring-boot

Last synced: 06 May 2026

https://github.com/owlebot/open-api

Public API to interact with the owle.bot app

api javascript nodejs open-source openapi typescript

Last synced: 06 May 2026

https://github.com/luismendes070/desafio-parcelas

https://github.com/luismendes070/desafio-parcelas/blob/main/credit-application-system/src/test/kotlin/me/dio/credit/application/system/service/CustomerServiceTest.kt

digital-innovation-one dio dio-bootcamp kotlin kotlin-backend mockk openapi spring-boot spring-boot-starter-validation springdoc swagger validation

Last synced: 06 May 2026

https://github.com/toobeeh/tirith

Angular & NEST fullstack application for skribbltypo website & dashboard

angular grpc nestjs openapi skribbl-typo

Last synced: 06 May 2026

https://github.com/wacko1805/victorian-covid-stats

An open API of COVID statistics in Victoria, Australia. The data is ripped from coronavirus.vic.gov.au

api aussie australia australian corona coronavirus covid-19 covid-19-data covid-api covid-virus covid19-data json open-api open-source openapi php php-api simple-html-dom victoria

Last synced: 07 May 2026

https://github.com/rashidintheworld/file-document-restapi

This project contains a collection of services that perform step-by-step PDF creation. It allows users to convert any text in PDF format by setting font, color and RGB properties through a single API. I shared the project on GitHub and am open to development.

itextpdf openapi pdf-generation restful-api spring-boot swagger

Last synced: 07 May 2026

https://github.com/what3words/what3words-api-docs

Host public Openapi spec and llms files for the what3words Public API

llms llmstxt openapi postman-collection what3words what3words-api

Last synced: 10 Jun 2026

https://github.com/debitoor/express-openapi

Express Open API

debitoor express openapi

Last synced: 08 May 2026

https://github.com/bolshchikov/quiver-mcp

MCP server for Quiver API

api mcp openapi quiver

Last synced: 08 May 2026

https://github.com/bindu-1805/list_items

This project lists items by making a request to JSON Placeholder using React.

json openapi reactjs vercel-deployment

Last synced: 08 May 2026

https://github.com/soenneker/soenneker.replicate.httpclients

A thread-safe singleton HttpClient for Replicate's OpenAPI integration.

csharp dotnet generated httpclient httpclients openapi replicate replicateopenapihttpclient singleton

Last synced: 10 Jun 2026

https://github.com/marioruiz/api-testing-example

Example using RSpec and nice_http to test REST APIs. (Uber API and Reqres API)

openapi openapi3 rspec ruby swagger test testing

Last synced: 08 May 2026

https://github.com/pixxiti/oax

Open API Spec validation and client generation tooling for Typescript

ky oas oas3 openapi openapi3 react-query tanstack-react-query typescript validation zod

Last synced: 08 May 2026

https://github.com/met-dev/gamesellingproject

Game Sales Project Backend Side. Tech Stack= ASP.Net, EntityFramework, Code First

api-rest asp-net clean-architecture csharp domain-driven-design entity-framework entity-framework-core mssql-database openapi

Last synced: 09 May 2026

https://github.com/mermade/api-registry

Own-label API registry which powers APIs.guru

api apiblueprint apis openapi postman postman-collection raml registry repository

Last synced: 09 May 2026

https://github.com/toliyansky/openapi-spring-generator-example

Example for dev.to article

java openapi spring

Last synced: 09 May 2026

https://github.com/thalida/openapi-docs-viewer

Display interactive OpenAPI schema documentation in VSCode

documentation openapi vscode vscode-extension

Last synced: 09 May 2026

https://github.com/soenneker/soenneker.cohere.openapiclient

A .NET client generated from the Cohere AI OpenAPI schema, updated daily

ai api client cohere cohereopenapiclient csharp dotnet kiota openapi openapiclient

Last synced: 09 May 2026

https://github.com/soenneker/soenneker.render.openapiclient

A .NET client generated from the Render OpenAPI schema, updated daily

api client csharp dotnet kiota openapi openapiclient render renderopenapiclient

Last synced: 09 May 2026

https://github.com/soenneker/soenneker.replicate.openapiclient

A .NET client generated from the Replicate OpenAPI schema, updated daily

client csharp dotnet generated kiota openapi openapiclient replicate replicateopenapiclient

Last synced: 09 May 2026

https://github.com/soenneker/soenneker.stripe.openapiclient

A Stripe .NET client generated from their OpenAPI schema, updated daily

client csharp dotnet openapi openapiclient stripe stripeopenapiclient

Last synced: 02 Jun 2026

https://github.com/soenneker/soenneker.zoho.openapiclient

A .NET client generated from the Zoho CRM OpenAPI schema, updated daily

api client crm csharp dotnet kiota openapi openapiclient zoho zohoopenapiclient

Last synced: 09 May 2026

https://github.com/soenneker/soenneker.mailgun.openapiclient

A .NET client generated from the Mailgun OpenAPI schema, updated daily

api client csharp dotnet kiota mailgun mailgunopenapiclient openapi openapiclient

Last synced: 09 May 2026

https://github.com/charconstpointer/ihateannotations

Example combining buf, Protobuf, gRPC, gRPC Gateway and OpenAPI

buf grpc grpc-gateway grpc-go grpc-server openapi swagger

Last synced: 09 May 2026

https://github.com/nikita-volkov/modeliero

Swiss army knife for model code-generation (in beta)

asyncapi code-generation haskell json-schema openapi

Last synced: 09 May 2026

https://github.com/flkt-crnpio/fastapi-sandbox

Pruebas para crear la documentacion de una API bajo los protocolos de OpenAPI utilizando el framework de FastAPI

fastapi openapi python python3

Last synced: 10 May 2026

https://github.com/jaqx0r/rules_oapi_codegen

Bazel rules for generating API service handlers with `oapi-codegen`.

bazel oapi-codegen openapi rules yaml

Last synced: 10 May 2026

https://github.com/hskrasek/arazzo-parser

Parse OpenAPI Arazzo specifications in PHP

arazzo arazzo-specification openapi

Last synced: 11 May 2026

https://github.com/pidelport/onfido-openapi-rust

Onfido OpenAPI client for Rust

onfido onfido-api openapi openapi-client rust

Last synced: 11 May 2026

https://github.com/gopad/gopad-python

Gopad: SDK for Python

etherpad gopad openapi python sdk

Last synced: 11 May 2026

https://github.com/soenneker/soenneker.algolia.openapiclientutil

A thread-safe utility for obtaining Algolia's OpenApiClient singleton.

algolia algoliaopenapiclientutil api client csharp dotnet kiota openapi openapiclientutil singleton util

Last synced: 11 May 2026

https://github.com/soenneker/soenneker.loops.clientutil

An async thread-safe singleton for Loops OpenApiClient

client clientutil csharp dotnet httpclient loop loops loopsclientutil openapi util

Last synced: 11 Jun 2026

https://github.com/soenneker/soenneker.posthog.openapiclientutil

A thread-safe utility for obtaining PostHog's OpenApiClient singleton.

api client csharp dotnet kiota openapi openapiclientutil posthog posthogopenapiclientutil singleton util

Last synced: 16 May 2026

https://github.com/bretterer/openapi-codegen

Extendable Swagger Code Generator for PHP

codegen codegeneration openapi openapi-specification

Last synced: 13 May 2026

https://github.com/grofei/ps-bconnectopenapi

Powershell module for the baramundi OpenAPI Interface. This module is NOT a product of baramundi software GmbH.

automation baramundi bconnect openapi

Last synced: 14 May 2026

https://github.com/foospidy/postman-to-openapi-docker

Run postman-to-openapi from a docker container

openapi postman postman-collection

Last synced: 14 May 2026

https://github.com/n8n-code/n8n-nodes-odoo-v17

Odoo v17 is an all-in-one open-source ERP for managing all aspects of business in a single platform

api automation n8n n8n-community-node n8n-node odoo-v17 openapi swagger workflow

Last synced: 14 Jun 2026

https://github.com/marvinvista/agentic-ready

Audit whether agents can find, call, trust, price, and defend your B2B product.

agents ai-agents b2b developer-tools docs llms-txt mcp openapi

Last synced: 14 Jun 2026

https://github.com/dhslegen/disciplined-delivery-toolkit

Claude Code plugin: superpowers discipline + toB delivery governance — 5-station spine (need→contract→implement→verify→deliver), Iron Law file-fact enforcement, SSoT accountability, ROI reporting. Zero deps.

ai-engineering claude-code claude-code-plugin delivery governance openapi subagents superpowers tdd tob

Last synced: 15 Jun 2026

https://github.com/burin-labs/harn-openapi

Pure-Harn OpenAPI 3.1 parser and SDK codegen helpers

harn harn-package openapi

Last synced: 15 Jun 2026

https://github.com/bilal-fazlani/mockserver-openapi-scenario-extension

A MockServer expectation initializer that turns OpenAPI x-mockserver-scenarios extensions into executable MockServer expectations at startup.

mockserver openapi testing

Last synced: 16 Jun 2026

https://github.com/monkeyscloud/monkeyslegion-openapi

Automatic OpenAPI 3.1 specification generator and documentation middleware for the MonkeysLegion framework.

open-api openapi php php-framework

Last synced: 17 Jun 2026

https://github.com/opastorello/unifi-api-docs

Espelho automatico e versionado da documentacao oficial da API UniFi (Site Manager, Network, Protect, Mobility) - OpenAPI + Markdown, atualizado diariamente por CI

api api-docs api-documentation cloud-connector mcp openapi rest-api site-manager ubiquiti unifi unifi-network unifi-protect

Last synced: 19 Jun 2026

https://github.com/jathanism/okapi

OpenAPI 3.x client and CLI generator for Go

cli go golang openapi openapi-codegen openapi3 rest-api

Last synced: 20 Jun 2026

https://github.com/hurricanemark/aspnetwebapi

aspnet core webapi & openapi swaggerui

aspnet-core c-sharp dotnet-cli openapi swagger swagger-ui vscode

Last synced: 22 Jun 2026

https://github.com/griptape-ai/griptape-cloud-python-client

Python client for Griptape Cloud APIs

ai griptape openapi python

Last synced: 24 Jun 2026

https://github.com/glebmish/intervals-icu-cli

Command-line client for the intervals.icu training API, built for AI-agent use. 148 operations.

ai-agents cli cycling golang intervals-icu openapi running

Last synced: 24 Jun 2026

https://github.com/osisdie/dotnet-webapi-cqrs-boilerplate

Production-ready .NET WebAPI framework (CoreFX) with MediatR (CQRS), FluentValidation, JWT auth, OpenAPI/Swagger, email notifications (MailKit), Docker multi-stage build, and xUnit testing. Multi-targets net8.0 + net10.0.

aspnetcore automapper boilerplate clean-architecture corefx cqrs docker dotnet dotnet10 dotnet8 fluentvalidation healthcheck jwt mailkit mediatr openapi swagger webapi xunit

Last synced: 25 Jun 2026

https://github.com/subzeroid/hikerapi-mcp

MCP server for HikerAPI — 105+ Instagram API tools auto-generated from the OpenAPI spec. Use from Claude Code, Claude Desktop, Cursor, OpenAI Codex, Zed, Windsurf.

ai-tools auto-generated claude codex cursor data-api hikerapi instagram instagram-api mcp mcp-server model-context-protocol openapi social-media

Last synced: 26 Jun 2026

https://github.com/subzeroid/lamatok-mcp

MCP server for LamaTok — TikTok API tools auto-generated from the OpenAPI spec. Use from Claude Code, Claude Desktop, Cursor, OpenAI Codex, Zed, Windsurf.

ai-tools auto-generated claude codex cursor data-api lamatok mcp mcp-server model-context-protocol openapi social-media tiktok tiktok-api

Last synced: 26 Jun 2026