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/ztrehagem/openapi-to-fastify-schema

Generate schema objects for Fastify from OpenAPI documents

fastify fastify-library openapi openapi-codegen schema-first

Last synced: 07 May 2026

https://github.com/go-api-libs/freepublicapis

Go library for the Free Public APIs API. The Free Public APIs API provides up-to-date information on every free public API listed on freepublicapis.com. Perfect for developers, students and hobbyists. It is limited to 1000 requests a day, if you need more, feel free to reach out.

api api-client api-library freepublicapis freepublicapis-api go golang integration openapi openapi3

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/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/not-three/api

The !3 api, written in typescript, with the NestJS framework.

api docker hastebin nestjs openapi pastebin swagger

Last synced: 08 May 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/faisalaffan/community-waste-collection-api

REST API for community waste collection — households, pickups, payments, and reports. Built with Go Fiber

atlas docker fiber ghcr go golang gorm minio openapi postgresql rest-api swagger waste-management

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/andrecaiado/spring-boot-openapi

Spring Boot demo project that implements API documentation using OpenApi specification and API-first approach

openapi openapi-generator openapi-specification spring-boot

Last synced: 08 May 2026

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

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

api apiclient client csharp dotnet kiota make makeopenapiclient openapi openapiclient

Last synced: 25 Jun 2026

https://github.com/miensoap/kishelper

Features for utilizing the KIS Open API

java kis library openapi stock stock-prices

Last synced: 09 Feb 2026

https://github.com/ntrv3390/pdfninja

Say hii to your pdf with pdfNinja

ai nextjs openapi

Last synced: 08 May 2026

https://github.com/go-api-libs/jobicy

Go library for the Remote Jobs API/RSS Feed. Discover and integrate a diverse range of remote job listings with Jobicy's public API. This API offers the latest remote job opportunities across various industries and regions, making it a valuable resource for developers and businesses looking to enhance their job feed platforms.

api api-client api-library go golang integration job-search job-search-website jobicy jobicy-api jobs jobsearch openapi openapi3

Last synced: 08 May 2026

https://github.com/skuong/rclone-rc-api-docs

Easy-to-read Rclone RC API docs using Scalar

api docs openapi rclone scalar

Last synced: 10 Jun 2026

https://github.com/mrtaz77/pantrypal

PantryPal is a pantry management app to keep track of pantry items by add, remove or update quantities using Next.js, MaterialUI and Firebase

firebase material-ui meta-llama-3-1-8b-instruct nextjs openapi

Last synced: 09 May 2026

https://github.com/ramanks19/the-complete-spring-boot-development-bootcamp

Contains workbook and practice exercise of the Udemy course - The Complete Spring Boot Development Bootcamp (by Learn The Part Inc.)

java mockito open openapi spring-boot spring-security swagger thymeleaf

Last synced: 09 May 2026

https://github.com/tryagi/runway

C# SDK based on Runway OpenAPI specification

ai autosdk csharp dotnet langchain langchain-dotnet netstandard openapi sdk

Last synced: 09 May 2026

https://github.com/seabed-labs/drip-client

Generated API Clients for the Drip Backend

golang openapi solana swagger typescript

Last synced: 16 Apr 2026

https://github.com/techinpark/jira-cli

Open source Jira CLI for Jira Cloud REST API v3. Manage issues, comments, transitions, worklogs, and JQL from the terminal or LLM agents.

atlassian automation devops golang jira jira-api jira-cli jira-cloud jql openapi

Last synced: 26 Jun 2026

https://github.com/soenneker/soenneker.n8n.openapiclient

A .NET client generated from the N8N OpenAPI schema, updated daily

client csharp dotnet kiota n8n n8nopenapiclient openapi openapiclient

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/axel7083/electron-vite-react-openapi-generator

electron template using openapi-generator for IPCs communication

electron ipc openapi openapi-generator typescript

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/esn8der/todo-app

Una API simple de Tareas Pendientes (ToDo) desarrollada con Spring Framework.

java openapi spring-boot spring-framework swagger swagger-api swagger-ui

Last synced: 09 Feb 2026

https://github.com/jeffhuen/tiger_stripe

A Stripe library for Elixir — typed SDK, client, and webhooks generated from the official OpenAPI spec.

elixir hex-package openapi payments phoenix sdk stripe stripe-api stripe-connect webhooks

Last synced: 17 Feb 2026

https://github.com/mikestead/openapi-operations

Convert an OpenAPI spec into an array of operations

javascript-library openapi openapi-client openapi-spec swagger

Last synced: 14 Feb 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/nikothomas/ribbon-health

An API client for interacting with the data provided by Ribbon Health, including information about healthcare providers, locations, insurances, and more.

api-client healthcare medical openapi ribbon ribbon-health

Last synced: 14 Feb 2026

https://github.com/pccomponentes/documentation-bundle

The documentation bundle manages the required routes and templates in order to show documentation both in OpenApi and AsyncApi formats.

asyncapi openapi symfony-bundle

Last synced: 09 May 2026

https://github.com/yevheniidatsenko/goit-pythonweb-hw-08

📂 Hometask - FullStack Web Development with Python (FastAPI | REST API | CRUD)

alembic docker fastapi goit-pythonweb-hw-08 migrations openapi python rest-api

Last synced: 16 Apr 2026

https://github.com/arkanatelecom/arkana-wiki

Oficial Arkana Documentation Wiki ressource

api javascript openapi talwindcss typescript vite wiki

Last synced: 16 Apr 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/soenneker/soenneker.loops.openapi.suite

A comprehensive suite of utility libraries for Loop.so's OpenApi operations

csharp dotnet kiota loops loopsopenapisuite openapi so suite util

Last synced: 10 Jun 2026

https://github.com/jcs090218/swagger-it

Automatically generate the swagger.io yaml file for your project.

annotations api automation documentation openapi swagger

Last synced: 17 Apr 2026

https://github.com/davidmosiah/delx-agent-utilities

Open-source stateless utility tools for AI agents: URL, DNS, TLS, OpenAPI, x402, JWT, CSV/JSON, cron, and composite reports.

agent-tools agentic-workflows ai-agents cli dns local-first mcp mcp-server model-context-protocol openapi pypi python stateless tls x402

Last synced: 27 Jun 2026

https://github.com/iqbalmind/jurnal-api-example

A collection of example integrations with the Mekari Jurnal Open API using different Code & frameworks. This repository aims to help developers quickly understand and implement Jurnal API integrations across various environments.

example example-code jurnal openapi

Last synced: 09 May 2026

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

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

api client csharp dotnet kiota ngrok ngrokopenapiclient openapi openapiclient

Last synced: 30 May 2026

https://github.com/tgrifoni/task-management-api

This is a .NET 9 API project for a task management system. Read the README for more information.

api backend cqrs csharp database dotnet openapi rest rest-api sqlite swagger xunit

Last synced: 13 Feb 2026

https://github.com/boywithkeyboard-archive/openapi-vultr

An OpenAPI client for Vultr's API written in TypeScript.

cjs esm javascript node openapi sdk typescript vultr

Last synced: 13 Feb 2026

https://github.com/k-kinzal/oas-fake-php

Intercept HTTP requests, validate against OpenAPI schemas, and generate fake responses for testing

api-testing fake-server mock-server openapi openapi-mock php php-testing php-vcr testing

Last synced: 04 Apr 2026

https://github.com/rehanvdm/pets-frontend

Part of a blog series: Improve Developer Experience (DX) by publishing an API SDK - a CDK Serverless example

api aws cdk openapi typescript

Last synced: 17 Apr 2026

https://github.com/latentprion/cppbessot

CPPBESSOT (C++ BackEnd Single Source of Truth): a framework that uses OpenAPI to maintain a single source of truth for the data model of a software project. It generates C++ headers, JSON serdes, ODB-based ORM headers, DB migrations, Typescript types and Zod schemas. I.e: a type-safe backend-to-frontend data model manager.

backend-cpp backend-development cmake cpp database-migration database-schema json json-deserialization json-serialization json-validation odb openapi orm postgresql sqlite type-safety typescript typescript-definitions zod zod-validation

Last synced: 17 Apr 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/soenneker/soenneker.zoho.httpclients

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

api crm csharp dotnet httpclient httpclients openapi singleton zoho zohoopenapihttpclient

Last synced: 24 Apr 2026

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

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

api client csharp dotnet kiota openapi openapiclient persona personaopenapiclient

Last synced: 20 May 2026

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

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

client csharp dotnet elevenlabs elevenlabsopenapiclient generated kiota openapi openapiclient

Last synced: 20 May 2026

https://github.com/ideadapt/intellij-swagger-annotations

Intellij plugin providing editor features related to swagger and openapi annotations

intellij intellij-plugin openapi openapi3 swagger swagger2

Last synced: 10 May 2026

https://github.com/yoshinariyamanaka/openapi-with-express

OpenAPI-with-Express implemented in TypeScript

expressjs openapi openapi3 restapi typescript

Last synced: 10 May 2026

https://github.com/syucream/holaspirit-client-typescript-fetch

A TypeScript client for the Holaspirit API, generated from the official OpenAPI specification using openapi-fetch.

holaspirit openapi

Last synced: 06 Apr 2026

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.

docker h2-database java junit maven mockito openapi sonarqube spring spring-rest spring-rest-api swagger

Last synced: 02 Apr 2026

https://github.com/squ1ky/tmap-backend

Т-Банк Проектный практикум ИВМИИТ Команда 1

flyway grafana h3 java junit5 kafka minio mockito openapi postgresql prometheus redis spring-boot testcontainers

Last synced: 03 Jun 2026

https://github.com/zemloai-ctrl/zemloai-api

Zemlo ZQP v1.0 Lite – The First AI-Agent Optimized Logistics Infrastructure. Provides deterministic market signals, situational awareness, and automated risk analysis via a no-auth API. Built to be the "Logistics PageRank" for autonomous agents and humans alike.

ai-agent ai-infrastructure ai-infrastructure-development api autonomous-agents autonomous-agents- freight llm llms logistics market-analysis market-data market-intelligence market-signal openapi oracle shipping situational-awareness slush

Last synced: 03 Jun 2026

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.

automation backend boiler cli crud generator ncnu nest-util nestjs openapi swagger typeorm typescript

Last synced: 17 Apr 2026

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

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

api client csharp dotnet kiota neon neonopenapiclientutil openapi openapiclientutil singleton util

Last synced: 28 Jun 2026

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

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

api csharp dotnet httpclient httpclients openai openaiopenapihttpclient openapi openapiclient singleton

Last synced: 07 Jun 2026

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

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

calendar calendly calendlyopenapiclient client csharp dotnet kiota openapi openapiclient sdk

Last synced: 02 May 2026

https://github.com/dpritchett/helloextend-ruby-client

💎 Ruby HTTP API client gem for the extend.com warranty service API

api-client ecommerce extend http openapi ruby swagger warranties

Last synced: 18 Apr 2026

https://github.com/gah-code/ai-prompt-bootcamp

Learning practical coding skills for working professionally with AI

agentic-coding llmops openapi prompt-engineering prompt-learning

Last synced: 17 Apr 2026

https://github.com/l-ogorzalek/bookstore-java

Final Spring project for university course.

feign h2-database java lombok mapstruct maven openapi spring swagger

Last synced: 05 Apr 2026

https://github.com/bero158/glslabel

GLS API yaml + auto-generated openapi client + CLI for downloading the labels

api-rest cli delivery gls labels openapi openapi-specification python

Last synced: 18 Apr 2026

https://github.com/sfuhrm/openapi-examples

Examples for an OpenAPI talk in 2021

ionos java openapi rest-api talk

Last synced: 18 Apr 2026

https://github.com/nsubrahm/openshift-demo-apis

API documentation for OpenShift demos

nodejs openapi swagger

Last synced: 18 Apr 2026

https://github.com/mimikos-io/mimikos

A deterministic, OpenAPI-driven mock server that generates realistic API responses with zero manual config.

api-mocking api-testing deterministic developer-tools golang mock-server openapi openapi3 schema-driven test-doubles zero-config

Last synced: 19 Apr 2026

https://github.com/thavarshan/orthrus

⛨ A production-ready, multi-tenant JWT authentication service built with Symfony 7.3 and PHP 8.2+.

cicd client-credentials docker iam jwks jwt m2m multi-tenant oauth2 openapi php phpunit psr-12 rest-api rfc7807 rs256 scope-based-authorization symfony

Last synced: 02 Apr 2026

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.

api blob client content crud csharp dotnet file filestore filesystem github githubfilestore openapi repository rest sdk soenneker storage store util

Last synced: 02 Jun 2026

https://github.com/go-api-libs/remote-ok-jobs

Go library for the Remote OK Jobs API. Remote OK is the #1 remote-only jobs board on the web. It has over 30,000+ remote job listings, adding new ones every day. With this API, now you can build apps with our data feed which covers 80% of remote jobs on the web.

api api-client api-library go golang integration job job-search job-search-website jobs jobsearch openapi openapi3 remote-ok-jobs remote-ok-jobs-api remoteokjobs

Last synced: 11 May 2026

https://github.com/jbdoumenjou/openapi-go

OpenAPI experiments.

golang openapi

Last synced: 20 Apr 2026

https://github.com/grparry/swaggertomcp

🔁 Convert Swagger/OpenAPI specs into Model Context Protocol (MCP) tool definitions for agentic AI compatibility.

agentic-ai api-discovery cli-tool developer-tools llm mcp model-context-protocol openapi swagger tool-registry

Last synced: 11 May 2026

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

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

api client csharp dotnet kiota openapi openapiclient plex plexopenapiclient

Last synced: 04 Jun 2026

https://github.com/lc-semba-ryuichiro/sample-gradle-oas-generator-server

OpenAPI Generator (Gradle Plugin) を使ったサーバーサイドの自動生成を検証するリポジトリ

gradle java openapi openapi-generator spring-boot

Last synced: 20 Apr 2026

https://github.com/syucream/lightdash-client-typescript-fetch

A Lightdash API client library for TypeScript, Fetch API

lightdash openapi

Last synced: 18 May 2026

https://github.com/aporthq/aport-integrations

🛡️ Community-built integrations, SDKs, and tools for APort - the neutral trust rail for AI agents. Join Hacktoberfest 2025!

agent-identity agent-security ai ai-agents crewai django express fastapi hacktoberfest hacktoberfest-accepted integrations langchain middleware nextjs nodejs openapi policy-enforcement sdk shopify stripe

Last synced: 02 Apr 2026

https://github.com/marcominerva/aspnetcore9openapi

A sample that showcases how to use OpenAPI support provided by .NET 9.0

csharp net-9 openapi openapi-generator

Last synced: 20 Apr 2026

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)

golang gorm maven openapi

Last synced: 20 Apr 2026

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

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

client csharp dotnet kiota openapi openapiclientutil singleton util vercel vercelopenapiclientutil

Last synced: 06 Jun 2026

https://github.com/inyourtime/fastify-multiple-swagger

A Fastify plugin for generating multiple Swagger/OpenAPI documents using @fastify/swagger.

documentation fastify fastify-plugin fastify-swagger openapi swagger

Last synced: 25 Apr 2026

https://github.com/kineticcookie/archivarius

Documentation renderer based on sbt-paradox

markdown openapi protobuf work-in-progress

Last synced: 17 Apr 2026

https://github.com/tsegreto/openapi-llm-docs

Convert OpenAPI specifications to LLM-friendly documentation format.

express-middleware llm openapi swagger

Last synced: 12 Feb 2026

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

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

api client csharp dotnet kiota openapi openapiclientutil singleton unified unifiedopenapiclientutil util

Last synced: 04 Jul 2026

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

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

api csharp dotnet httpclient httpclients openapi openapiclient radarr radarropenapihttpclient singleton

Last synced: 04 Jul 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