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/soenneker/soenneker.ngrok.openapiclientutil
A thread-safe utility for obtaining ngrok's OpenApiClient singleton.
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Last synced: 07 Jun 2026
https://github.com/thelia-modules/openapi
A modern and documented open api for Thelia
Last synced: 20 Jan 2026
https://github.com/soenneker/soenneker.adyen.openapiclientutil
A thread-safe utility for obtaining Adyen's OpenApiClient singleton.
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Last synced: 11 May 2026
https://github.com/soenneker/soenneker.opensubtitles.openapiclientutil
A thread-safe utility for obtaining OpenSubtitles's OpenApiClient singleton.
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Last synced: 24 Apr 2026
https://github.com/soenneker/soenneker.sentry.openapiclientutil
A thread-safe utility for obtaining Sentry's OpenApiClient singleton.
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Last synced: 11 Jun 2026
https://github.com/soenneker/soenneker.grafana.httpclients
A thread-safe singleton HttpClient for Grafana's OpenAPI integration.
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Last synced: 13 May 2026
https://github.com/soenneker/soenneker.bitly.openapiclientutil
A thread-safe utility for obtaining Bitly's OpenApiClient singleton.
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Last synced: 06 Jun 2026
https://github.com/go-api-libs/cat-facts
Go library for the Cat Fact API. An API that shows different Cat Facts!
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Last synced: 22 Apr 2026
https://github.com/soenneker/soenneker.vercel.httpclients
A thread-safe singleton HttpClient for Vercel's OpenAPI integration.
csharp dotnet httpclient httpclients openapi singleton vercel vercelopenapihttpclient
Last synced: 03 May 2026
https://github.com/soenneker/soenneker.adyen.openapiclient
A .NET client generated from the Adyen OpenAPI schema, updated daily
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Last synced: 10 May 2026
https://github.com/soenneker/soenneker.sendgrid.openapiclientutil
A thread-safe utility for obtaining SendGrid's OpenApiClient singleton.
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Last synced: 06 Jun 2026
https://github.com/soenneker/soenneker.cloudinary.openapiclientutil
A thread-safe utility for obtaining Cloudinary's OpenApiClient singleton.
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Last synced: 07 Jun 2026
https://github.com/soenneker/soenneker.cloudflare.utils.client
An async thread-safe singleton for the Cloudflare OpenApiClient
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Last synced: 10 Jun 2026
https://github.com/soenneker/soenneker.workos.openapiclientutil
A thread-safe utility for obtaining WorkOs's OpenApiClient singleton.
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Last synced: 02 May 2026
https://github.com/soenneker/soenneker.plaid.openapiclient
A .NET client generated from the Plaid OpenAPI schema, updated daily
api client csharp dotnet kiota openapi openapiclient plaid plaidopenapiclient
Last synced: 28 Apr 2026
https://github.com/soenneker/soenneker.paypal.httpclients
A thread-safe singleton HttpClient for PayPal's OpenAPI integration.
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Last synced: 10 Jun 2026
https://github.com/soenneker/soenneker.trulioo.openapiclient
A .NET client generated from the Trulioo OpenAPI schema, updated daily
client csharp dotnet kiota openapi openapiclient trulioo truliooopenapiclient
Last synced: 06 May 2026
https://github.com/soenneker/soenneker.wikimedia.httpclients
A thread-safe singleton HttpClient for Wikimedia's OpenAPI integration.
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Last synced: 09 Jun 2026
https://github.com/soenneker/soenneker.vercel.openapiclient
A Vercel .NET client generated from their OpenAPI schema, updated daily
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Last synced: 23 Apr 2026
https://github.com/bavix/gripmock-openapi
GripMock OpenAPI Specification
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Last synced: 02 Apr 2026
https://github.com/shearichard/flask-for-redux-testing
Flask based RESTFUL API to use for testing Redux Toolkit against.
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Last synced: 23 Apr 2026
https://github.com/soenneker/soenneker.bandwidth.openapiclientutil
A thread-safe utility for obtaining Bandwidth's OpenApiClient singleton.
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Last synced: 14 May 2026
https://github.com/oxhq/oxcribe
Runtime-first Laravel package that enriches routes with Oxinfer static analysis
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Last synced: 23 Apr 2026
https://github.com/soenneker/soenneker.telnyx.openapiclient
A Telnyx .NET client generated from the Telnyx OpenAPI schema, updated daily
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Last synced: 27 May 2026
https://github.com/lugudu/openapi-ejemplo
Autogeneracion de APIs en Spring con OpenAPI
maven openapi openapi3 spring spring-boot swagger swagger-ui
Last synced: 11 Apr 2026
https://github.com/soenneker/soenneker.calcom.openapiclientutil
A thread-safe utility for obtaining CalCom's OpenApiClient singleton.
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Last synced: 06 Jun 2026
https://github.com/soenneker/soenneker.intercom.openapiclientutil
A thread-safe utility for obtaining Intercom's OpenApiClient singleton.
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Last synced: 16 May 2026
https://github.com/soenneker/soenneker.elevenlabs.openapiclientutil
A thread-safe utility for obtaining ElevenLabs's OpenApiClient singleton.
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Last synced: 06 Jun 2026
https://github.com/soenneker/soenneker.firecrawl.openapiclientutil
A thread-safe utility for obtaining Firecrawl's OpenApiClient singleton.
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Last synced: 11 Jun 2026
https://github.com/soenneker/soenneker.make.openapiclientutil
A thread-safe utility for obtaining Make's OpenApiClient singleton.
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Last synced: 06 Jun 2026
https://github.com/definancy/definancy-spec
Definancy contract — OpenAPI wire spec + cross-language conformance suite
Last synced: 06 Jun 2026
https://github.com/soenneker/soenneker.mailgun.openapiclientutil
A thread-safe utility for obtaining Mailgun's OpenApiClient singleton.
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Last synced: 06 Jun 2026
https://github.com/cl0v1s/openapi-mcpify
Turn any OpenAPI spec into a live MCP server — with built-in confirmation prompts for mutating operations.
Last synced: 24 Apr 2026
https://github.com/tdspora/tdm_rulesgen
FastAPI service for safe rule parsing, compilation, preview execution, and sandbox-backed dataset generation.
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Last synced: 24 Apr 2026
https://github.com/amandeepkaur1804/weather
This web app fetches and displays real-time weather data for any city using the OpenWeatherMap API with a dynamic UI.
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Last synced: 24 Apr 2026
https://github.com/koharakazuya/openapi-code-toolchain
Toolchain for OpenAPI document as code
Last synced: 01 Nov 2025
https://github.com/libninjacom/benchling-rs
benchling client, generated from the OpenAPI spec
Last synced: 25 Apr 2026
https://github.com/hsojo/shopline-sdk-python
Shopline OpenAPI on python implement. (From https://open-api.docs.shoplineapp.com)
openapi python sdk shopline shoplineapp
Last synced: 20 Jan 2026
https://github.com/soenneker/soenneker.box.httpclients
A thread-safe singleton HttpClient for Box's OpenAPI integration.
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Last synced: 06 Jun 2026
https://github.com/ghchinoy/openapi-from-grpc
gRPC service with autogenerated OpenAPI spec via gRPC Gateway for REST/HTTP
Last synced: 25 Apr 2026
https://github.com/two-weeks-team/previewforgeforclaudecode
3-DD Methodology: PreviewDD → SpecDD → TestDD. 143 Opus 4.7 agents turn one-line idea → frozen full-stack app. Claude Code plugin. Built with Opus 4.7 hackathon.
3-dd anthropic claude-code claude-code-plugin hackathon multi-agent nestia nextjs openapi opus-4-7 preview-driven-development spec-driven-development test-driven-development typescript
Last synced: 26 Apr 2026
https://github.com/opensourceways/cora
Command collection for all kinds of Services in Open Source Community
Last synced: 11 May 2026
https://github.com/eyupfidan/whois-scope
Open-source WHOIS lookup platform with REST API and Vue.js UI. Single & bulk domain queries, caching, rate limiting, registration status, CSV export. Built with Laravel 13. MIT licensed.
bulk-lookup caching ddd ddd-architecture domain-lookup domain-registration laravel open-source openapi php rate-limiting rest-api self-hosted tailwindcss vite vuejs whois whois-api
Last synced: 09 Jul 2026
https://github.com/sookwalinga/ask_sam
Web app consuming the openAI GPT3 api. Feel free to "ask sam anything" 😉
Last synced: 11 May 2026
https://github.com/soenneker/soenneker.openrouter.openapiclientutil
A thread-safe utility for obtaining OpenRouter's OpenApiClient singleton.
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Last synced: 02 Jun 2026
https://github.com/soenneker/soenneker.firecrawl.httpclients
A thread-safe singleton HttpClient for Firecrawl's OpenAPI integration.
api csharp dotnet firecrawl firecrawlopenapihttpclient httpclient httpclients openapi singleton
Last synced: 07 Jun 2026
https://github.com/dynapi/org.dynapi.openapispec
OpenAPI Specification Builder Library
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Last synced: 05 Jan 2026
https://github.com/ricardozanini/openapi-codegen-poc
Proof Of Concept of OpenAPI Generator Embedded Codegen with Serverless Workflow SDK
Last synced: 28 Apr 2026
https://github.com/mpreu/husqvarna-api-clients
Autogenerated API clients for Husqvarna APIs.
husqvarna-automower lua openapi
Last synced: 28 Apr 2026
https://github.com/ucl/isenseflu-openapi
OpenAPI Definitions for i-sense flu API
Last synced: 28 Apr 2026
https://github.com/bamp/arrobavolver-api
API foundation for end-to-end product prototypes (contracts, integrations, flows)
api backend integrations openapi product protoype
Last synced: 28 Apr 2026
https://github.com/n8n-code/n8n-nodes-uniswap
Uniswap decentralized trading protocol for automated liquidity provision and token swaps across multiple blockchains
api automation n8n n8n-community-node n8n-node openapi swagger uniswap workflow
Last synced: 08 Jun 2026
https://github.com/ndrsg/openapi-trait
Use rust macros to derive a trait from OpenAPI that you can implement
axum client codegen codegenerator generator macro macros-rust openapi proc-macro reqwest rest rest-api rust
Last synced: 02 Jul 2026
https://github.com/ke4nec/swagger-ui-electron
Wrap Swagger UI with Electron
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Last synced: 13 May 2026
https://github.com/soenneker/soenneker.stoplight.openapibundler
A utility library to download and bundle OpenApi specs from Stoplight
bundle csharp dotnet fixing merge openapi openapibundler stoplight stoplightopenapibundler util
Last synced: 04 Jul 2026
https://github.com/mike-brady/flask-apispec-tools
apispec flask openapi python swagger-ui
Last synced: 29 Apr 2026
https://github.com/nicesi/openapi-ui-single-file
oas openapi openapi-ui openapi3 swagger-ui
Last synced: 04 Jan 2026
https://github.com/danhpaiva/pbh.smfa.viagensservidor.api.net
Web Api .Net 8 e Docker
docker entity-framework-core openapi pbh prefeitura-bh sqlite webapp xunit xunit-tests
Last synced: 29 Apr 2026
https://github.com/consumet/docs.consumet.org-deprecated
(Deprecated) Consumet API documentation
api-documentation openapi redoc redocly
Last synced: 11 Apr 2026
https://github.com/echelon-solutions/swagger-node-vagrant
A portable Vagrant environment for running swagger-node to quickly create APIs.
api oas openapi swagger swagger-node swagger-specification vagrant
Last synced: 30 Apr 2026
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/kwaytv/hono-steamer-api
⚡ High-performance Steam profile resolver API with MySQL-powered smart caching system | Built with Hono & TypeScript 🚀
hono openapi steam-api typescript
Last synced: 30 Apr 2026
https://github.com/abdullah2993/textsynth-openapi-v3-spec
OpenAPI V3 Specification for https://textsynth.com
ai openapi openapi-specification openapi3 textsynth
Last synced: 04 Jan 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/bretterer/openapi-codegen
Extendable Swagger Code Generator for PHP
codegen codegeneration openapi openapi-specification
Last synced: 13 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/libninjacom/petstore-go
Petstore client, generated from the OpenAPI spec
Last synced: 14 May 2026
https://github.com/ugurcan-aytar/rampart
Cloud-agnostic supply chain incident response engine. One OpenAPI contract, four consumers: Backstage plugin, GitHub Action, CLI, Slack. Go + Rust, stdlib-first.
backstage clean-architecture cli devsecops github-actions golang incident-response monorepo openapi platform-engineering rust sbom supply-chain-security typescript
Last synced: 01 May 2026
https://github.com/soenneker/soenneker.hubspot.client
An async thread-safe singleton HubSpot HTTP client
client cms crm csharp dotnet http httpclient hubspot hubspotclientutil openapi
Last synced: 13 May 2026
https://github.com/mlafeldt/go-launchdarkly
Go client library for the LaunchDarkly REST API
feature-flags feature-toggles golang launchdarkly openapi swagger
Last synced: 02 May 2026
https://github.com/merkys/openapi-3to2
Convert OpenAPI v3 descriptions to v2
Last synced: 02 May 2026
https://github.com/monquess/gather-flow-backend
nestjs nodejs openapi postgresql prisma redis typescript
Last synced: 11 Apr 2026
https://github.com/edavis25/crypto_history_api
API for retrieving personally scraped historic crypto price data from various exchanges.
crypto cryptocompare cryptocurrency influxdb laravel openapi openapi3 php poloniex
Last synced: 02 May 2026
https://github.com/0x-jerry/openapi-ts
Openapi schema to client typescript code
generate-code openapi swagger typescript
Last synced: 14 Apr 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/colorfulcompany/node-indeed-job-campaign-api-client
Indeed Job Campaign API Client with automatically OAuth Token refreshing
foundation indeed nodejs oauth openapi
Last synced: 02 May 2026
https://github.com/livingdocsio/openapi
OpenAPI (Swagger) spec for Livingdocs Public API
openapi openapi-specification openapi3
Last synced: 11 Oct 2025
https://github.com/shockey/awywi
Code and slides for my APIStrat 2018 talk
apistrat apistrat18 openapi swagger
Last synced: 09 May 2026
https://github.com/qualisero/openapi-endpoint
Exposes type-safe API endpoint functions to Vue components using openapi.json and TanStack
openapi rest-api tanstack-query vue vuejs
Last synced: 21 Jan 2026
https://github.com/alexandrelamberty/nidus-api-spec
:diamond_shape_with_a_dot_inside: Home Automation and Monitoring API Specification using the OpenAPI standard.
api home-automation home-monitoring openapi specification yaml
Last synced: 13 Oct 2025
https://github.com/kossahokia/bankcards
REST API for managing bank cards. Built with Java 21, Spring Boot, PostgreSQL, Liquibase, JWT, Docker, Swagger. Includes full authentication, roles, transfers & admin features.
backend docker java jwt liquibase openapi postgresql rest-api springboot swagger
Last synced: 13 Apr 2026
https://github.com/mikeirvingweb/dotnet-open-api-swagger-demo
As demoed at the Dot Net North .NET Conf Local Event in December 2020. A simple overview of Open API and Swagger in .NET
Last synced: 16 Apr 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/sukramj/openccu-loom-types
Generated Pydantic v2 models and enum types for the openccu-loom REST + WebSocket contract
code-generation home-assistant homematic homematicip openapi pydantic python rest-api type-hints websocket
Last synced: 28 Jun 2026
https://github.com/acie-io/ackc
Acie's Awesome API Client for Keycloak
api api-client api-client-python authentication authorization docker docker-compose keycloak niquests openapi openapi-generator openapi-specification python
Last synced: 14 Apr 2026
https://github.com/libninjacom/truid-rs
tru.id client, generated from the OpenAPI spec.
Last synced: 25 Jun 2026
https://github.com/sergey-prudentdev/siteinformant-openapi
Official OpenAPI specification for the Site Informant public JSON API — website uptime, response-time, and SSL monitoring data for developers and AI integrations.
ai-integrations api openapi siteinformant ssl-monitoring swagger uptime-monitoring
Last synced: 30 Jun 2026
https://github.com/dernasherbrezon/jsp-openapi
JSP tag for rendering openapi
bootstrap bootstrap4 jsp openapi openapi3 taglib
Last synced: 19 May 2026
https://github.com/allansomensi/printer-supplies-api
A simple REST API using Axum for managing printer supplies, such as toners and drums.
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Last synced: 11 Oct 2025