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[HTTP & Networking](/categories/http) 4. / 5. api-platform/openapi ActiveLibrary[HTTP & Networking](/categories/http) api-platform/openapi ==================== Models to build and serialize an OpenAPI specification. v4.3.17(2mo ago)425.3M—9.9%1[1 PRs](https://github.com/api-platform/openapi/pulls)20MITPHPPHP >=8.2 Since Mar 21Pushed 1mo ago1 watchersCompare [ Source](https://github.com/api-platform/openapi)[ Packagist](https://packagist.org/packages/api-platform/openapi)[ Docs](https://api-platform.com)[ RSS](/packages/api-platform-openapi/feed)WikiDiscussions 3.1 Synced 2w ago READMEChangelogDependencies (104)Versions (201)Used By (20) API Platform - OpenAPI ====================== [](#api-platform---openapi) Models to build and serialize an OpenAPI specification. Resources --------- [](#resources) - [Documentation](https://api-platform.com/docs) - [Report issues](https://github.com/api-platform/core/issues) and [send Pull Requests](https://github.com/api-platform/core/pulls) on the [main API Platform repository](https://github.com/api-platform/core) ### Health Score 68 — FairBetter than 99% of packages Maintenance90 Actively maintained with recent releases Popularity55 Moderate usage in the ecosystem Community38 Small or concentrated contributor base Maturity78 Established project with proven stability Bus Factor1 Top contributor holds 51.5% of commits — single point of failure How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window. **Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores. **Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement. **Maturity (30%)** — Project age, version count, PHP version support, and release stability. ### Release Activity Cadence Every ~6 days Total 200 Last Release 38d ago Major Versions v3.4.9 → v4.0.112024-12-01 v3.4.13 → v4.1.0-alpha.12024-12-13 v3.4.16 → v4.0.142025-01-09 v4.4.0-alpha.2 → v5.0.0-alpha.12026-06-29 v4.4.0-alpha.3 → v5.0.0-alpha.22026-07-12 PHP version history (2 changes)v3.1.6PHP >=8.1 v4.0.1PHP >=8.2 ### Community Maintainers ![](https://avatars.githubusercontent.com/u/57224?v=4)[Kévin Dunglas](/maintainers/dunglas)[@dunglas](https://github.com/dunglas) ![](https://avatars.githubusercontent.com/u/1321971?v=4)[Antoine Bluchet](/maintainers/soyuka)[@soyuka](https://github.com/soyuka) --- Top Contributors [![soyuka](https://avatars.githubusercontent.com/u/1321971?v=4)](https://github.com/soyuka "soyuka (53 commits)")[![vincentchalamon](https://avatars.githubusercontent.com/u/407859?v=4)](https://github.com/vincentchalamon "vincentchalamon (15 commits)")[![guilliamxavier](https://avatars.githubusercontent.com/u/7404452?v=4)](https://github.com/guilliamxavier "guilliamxavier (5 commits)")[![alanpoulain](https://avatars.githubusercontent.com/u/10920253?v=4)](https://github.com/alanpoulain "alanpoulain (3 commits)")[![dunglas](https://avatars.githubusercontent.com/u/57224?v=4)](https://github.com/dunglas "dunglas (3 commits)")[![Toflar](https://avatars.githubusercontent.com/u/481937?v=4)](https://github.com/Toflar "Toflar (3 commits)")[![PierreRebeilleau](https://avatars.githubusercontent.com/u/49146882?v=4)](https://github.com/PierreRebeilleau "PierreRebeilleau (2 commits)")[![samuelbigard](https://avatars.githubusercontent.com/u/25110039?v=4)](https://github.com/samuelbigard "samuelbigard (2 commits)")[![GrimpEreau](https://avatars.githubusercontent.com/u/47628187?v=4)](https://github.com/GrimpEreau "GrimpEreau (2 commits)")[![laryjulien](https://avatars.githubusercontent.com/u/47776596?v=4)](https://github.com/laryjulien "laryjulien (1 commits)")[![monteiro](https://avatars.githubusercontent.com/u/74459?v=4)](https://github.com/monteiro "monteiro (1 commits)")[![mrossard](https://avatars.githubusercontent.com/u/95523073?v=4)](https://github.com/mrossard "mrossard (1 commits)")[![mtarld](https://avatars.githubusercontent.com/u/4955509?v=4)](https://github.com/mtarld "mtarld (1 commits)")[![qboot](https://avatars.githubusercontent.com/u/20137632?v=4)](https://github.com/qboot "qboot (1 commits)")[![GrmpfNarf](https://avatars.githubusercontent.com/u/23635882?v=4)](https://github.com/GrmpfNarf "GrmpfNarf (1 commits)")[![soullivaneuh](https://avatars.githubusercontent.com/u/1698357?v=4)](https://github.com/soullivaneuh "soullivaneuh (1 commits)")[![cacahouwete](https://avatars.githubusercontent.com/u/1099956?v=4)](https://github.com/cacahouwete "cacahouwete (1 commits)")[![Te4g](https://avatars.githubusercontent.com/u/47118498?v=4)](https://github.com/Te4g "Te4g (1 commits)")[![TimoBakx](https://avatars.githubusercontent.com/u/839801?v=4)](https://github.com/TimoBakx "TimoBakx (1 commits)")[![BeyerJC](https://avatars.githubusercontent.com/u/34127121?v=4)](https://github.com/BeyerJC "BeyerJC (1 commits)") --- Tags api-platformopenapiphprestswaggerapirestgraphqlswaggeropenapiJSON-LDhalHydrajsonapi ### Code Quality TestsPHPUnit ### Embed Badge ![Health badge](/badges/api-platform-openapi/health.svg) ``` [![Health](https://phpackages.com/badges/api-platform-openapi/health.svg)](https://phpackages.com/packages/api-platform-openapi) ``` ### Alternatives [api-platform/symfony Symfony API Platform integration 385.0M152](/packages/api-platform-symfony)[api-platform/laravel API Platform support for Laravel 58190.1k21](/packages/api-platform-laravel)[api-platform/core Build a fully-featured hypermedia or GraphQL API in minutes! 2.6k52.2M381](/packages/api-platform-core)[api-platform/hydra API Hydra support 315.2M27](/packages/api-platform-hydra)[api-platform/serializer API Platform core Serializer 295.3M101](/packages/api-platform-serializer)[api-platform/json-schema Generate a JSON Schema from a PHP class 325.3M89](/packages/api-platform-json-schema) PHPackages © 2026 [Directory](/)[Categories](/categories)[Trending](/trending)[Changelog](/changelog)[Analyze](/analyze)