Repositories list

• landscape

  Public
  Apache License 2.0

  •66 forks•44 stars•00 issues•00 pull requests•Updated Jun 19, 2026Jun 19, 2026

• Overlay-Specification

  Public
  The OAI Overlay Specification

  JavaScript

  •

  Apache License 2.0

  •3434 forks•120120 stars•1212 issues•22 pull requests•Updated Jun 19, 2026Jun 19, 2026

• tools.openapis.org

  Public
  A collection of open-source and commercial tools for creating your APIs with OpenAPI - Sourced from and published for the community

  openapiopenapi-specopenapi3

  openapiopenapi-specopenapi3

  JavaScript

  •7676 forks•169169 stars•3434 issues•22 pull requests•Updated Jun 19, 2026Jun 19, 2026

• OpenAPI-Specification

  Public
  The OpenAPI Specification Repository

  restopenapiapis+ 3

  restopenapiapisoaswebapiopenapi-specification

  Markdown

  •

  Apache License 2.0

  •9.2k9.2k forks•31k31k stars•107107 issues•77 pull requests•Updated Jun 19, 2026Jun 19, 2026

• Arazzo-Specification

  Public
  The Arazzo Specification - A Tapestry for Deterministic API Workflows

  openapiapisapi-workflows+ 2

  openapiapisapi-workflowsarazzo-specificationarazzo

  JavaScript

  •

  Apache License 2.0

  •6969 forks•443443 stars•5151 issues•66 pull requests•Updated Jun 19, 2026Jun 19, 2026

• Outreach

  Public
  Shell

  •55 forks•55 stars•2626 issues•44 pull requests•Updated Jun 11, 2026Jun 11, 2026

• spec.openapis.org

  Public
  OpenAPI Initiative Publications

  HTML

  •

  Apache License 2.0

  •1212 forks•1010 stars•1010 issues•66 pull requests•Updated Jun 10, 2026Jun 10, 2026

• build-infra

  Public
  Holds the build infrastructure for the OpenAPI projects

  11 fork•00 stars•00 issues•00 pull requests•Updated Jun 6, 2026Jun 6, 2026

• OAI-Courses

  Public
  OpenAPI Initiative training courses

  Python

  •

  Creative Commons Attribution 4.0 International

  •55 forks•3333 stars•33 issues•11 pull request•Updated May 11, 2026May 11, 2026

• learn.openapis.org

  Public
  OpenAPI - Getting started, and the specification explained

  documentationoasopenapi3+ 1

  documentationoasopenapi3openapi31

  Markdown

  •

  Creative Commons Attribution 4.0 International

  •112112 forks•219219 stars•3737 issues•99 pull requests•Updated May 7, 2026May 7, 2026

• sig-industry-standards

  Public
  Used to collect information related to the use of OpenAPI descriptions for defining API standards in industry verticals

  Apache License 2.0

  •55 forks•66 stars•11 issue•00 pull requests•Updated Mar 2, 2026Mar 2, 2026

• conference

  Public
  OpenAPI Conference Website

  JavaScript

  •11 fork•11 star•11 issue•00 pull requests•Updated Feb 20, 2026Feb 20, 2026

• oascomply

  Public
  Python

  •

  Apache License 2.0

  •88 forks•2525 stars•1919 issues•00 pull requests•Updated May 28, 2025May 28, 2025

• OpenAPI-Style-Guide

  Public
  How to (and how not to) refer to the OAI in meetups, interviews, casual conversations, the settling of bar bets, and for conference presentations.

  Apache License 2.0

  •4949 forks•231231 stars•55 issues•55 pull requests•Updated Apr 17, 2025Apr 17, 2025

• sig-moonwalk

  Public
  The effort to explore the future of the OpenAPI Specification is known as "Moonwalk." It includes 4.x considerations but also strives to consider 3.x. There is …

  JavaScript

  •

  Apache License 2.0

  •1818 forks•349349 stars•44 issues•33 pull requests•Updated Apr 8, 2025Apr 8, 2025

• community

  Public
  1111 forks•1616 stars•33 issues•22 pull requests•Updated Nov 14, 2024Nov 14, 2024

• 1password-teams-open-source

  Public
  Get a free 1Password Teams membership for your open source project

  821821 forks•11 star•00 issues•00 pull requests•Updated May 9, 2023May 9, 2023

• Projects

  Public
  All of the open projects occurring within the Open API Initiative (OAI) community.

  openapiopenapi-specificationopenapi3

  openapiopenapi-specificationopenapi3

  JavaScript

  •

  Apache License 2.0

  •1111 forks•1717 stars•1010 issues•00 pull requests•Updated Apr 25, 2022Apr 25, 2022

• Talks-and-Workshops

  Public
  A collection of talks and workshops provided by OAI members

  Apache License 2.0

  •1212 forks•3838 stars•00 issues•00 pull requests•Updated Apr 25, 2022Apr 25, 2022

• .github

  Public
  99 forks•22 stars•00 issues•11 pull request•Updated Apr 20, 2022Apr 20, 2022

• sig-security

  Public
  Apache License 2.0

  •22 forks•66 stars•88 issues•00 pull requests•Updated Nov 19, 2021Nov 19, 2021

• sig-travel

  Public
  A repo for managing the travel working group within the OpenAPI Initiative (OAI)

  openapitravelopenapi-specification

  openapitravelopenapi-specification

  22 forks•1010 stars•1717 issues•00 pull requests•Updated Nov 18, 2021Nov 18, 2021

• sig-finance

  Public
  A repo for managing the sig-finance working group within the OpenAPI Initiative (OAI)

  33 forks•88 stars•11 issue•00 pull requests•Updated Nov 9, 2021Nov 9, 2021

• Stories

  Public
  Submit ideas, writing, and publishing stories about the OpenAPI specification.

  openapiopenapi-specificationopenapi3

  openapiopenapi-specificationopenapi3

  44 forks•44 stars•1212 issues•11 pull request•Updated Oct 14, 2021Oct 14, 2021

• sig-formats

  Public
  Focusing on the Formats Registry efforts

  Apache License 2.0

  •22 forks•22 stars•00 issues•00 pull requests•Updated Sep 23, 2021Sep 23, 2021

• sig-lifecycle

  Public
  Apache License 2.0

  •22 forks•33 stars•00 issues•00 pull requests•Updated Aug 2, 2021Aug 2, 2021

• apidays-paris-2018-unconference

  Public archive
  00 forks•44 stars•88 issues•00 pull requests•Updated Dec 10, 2018Dec 10, 2018

• OSSNA-OpenAPI-Workshop

  Public archive
  Materials for OpenAPI Workshop at Open Source Summit NA 2018

  22 forks•88 stars•00 issues•00 pull requests•Updated Sep 21, 2018Sep 21, 2018

• Gluecon-Workshop

  Public archive
  The Awesome OAI Gluecon Workshop

  77 forks•2020 stars•00 issues•00 pull requests•Updated Sep 21, 2018Sep 21, 2018