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owc/zgw-api
===========

PHP implementation of the ZGW API, with an optional WordPress integration.

2.5.3(1w ago)0616↓80.7%1[1 issues](https://github.com/OpenWebconcept/owc-zgw-api/issues)2EUPL-1.2PHPPHP ^8.2CI failing

Since Mar 17Pushed 1w ago1 watchersCompare

[ Source](https://github.com/OpenWebconcept/owc-zgw-api)[ Packagist](https://packagist.org/packages/owc/zgw-api)[ RSS](/packages/owc-zgw-api/feed)WikiDiscussions main Synced yesterday

READMEChangelogDependencies (36)Versions (21)Used By (2)

ZGW API for PHP and WordPress
=============================

[](#zgw-api-for-php-and-wordpress)

This PHP packages offers an implementation of the 'Zaakgericht Werken' (ZGW) API's, in accordance with the [Gemma standards](https://vng-realisatie.github.io/gemma-zaken/standaard/). The library enables developers to easily integrate and access the ZGW API's of various registries.

Registry support
----------------

[](#registry-support)

Client📥 ZRC🗂️ ZTC📄 DRC🔐 AuthOpenZaak✅ `1.5.1`✅ `1.5.1`✅ `1.5.1`JWT tokensRxMission✅ `1.5.1`✅ `1.5.1`✅ `1.5.1`JWT tokensXXLLNC✅ `unkown version`✅ `unkown version`✅ `1.5.1`JWT tokensDecosJoinunknownunknownunknownunknownProcuraunknownunknownunknownunknownOpenWaveunknownunknownunknownunknownMozartunknownunknownunknownunknownInstallation
------------

[](#installation)

Use [composer](https://getcomposer.org/) to install this package.

```
composer require owc/zgw-api
```

Important

Version 2 of this package requires PHP >= 8.2.

Usage
-----

[](#usage)

Read the documentation on [how to get started](docs/getting-started/index.md).

Changelog
---------

[](#changelog)

Please see [CHANGELOG](CHANGELOG.md) for more information on what has changed recently.

Breaking changes
----------------

[](#breaking-changes)

### Version 1

[](#version-1)

There are breaking changes compared to the [Zaaksysteem plugin](https://github.com/openwebconcept/plugin-owc-gravityforms-zaaksysteem). [View breaking changes](docs/breaking-changes.md).

### Version 2

[](#version-2)

The package requires PHP >= 8.2.

###  Health Score

51

—

FairBetter than 95% of packages

Maintenance98

Actively maintained with recent releases

Popularity18

Limited adoption so far

Community21

Small or concentrated contributor base

Maturity59

Maturing project, gaining track record

 Bus Factor1

Top contributor holds 55.6% 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 ~42 days

Recently: every ~28 days

Total

12

Last Release

9d ago

Major Versions

1.0.1 → 2.0.02025-08-22

PHP version history (3 changes)1.0.1PHP ^7.4|^8.0

2.0.0PHP ^8.1

2.2.1PHP ^8.2

### Community

Maintainers

![](https://avatars.githubusercontent.com/u/1830845?v=4)[Sander](/maintainers/sanderdekroon)[@sanderdekroon](https://github.com/sanderdekroon)

---

Top Contributors

[![sanderdekroon](https://avatars.githubusercontent.com/u/1830845?v=4)](https://github.com/sanderdekroon "sanderdekroon (30 commits)")[![mvdhoek1](https://avatars.githubusercontent.com/u/11852816?v=4)](https://github.com/mvdhoek1 "mvdhoek1 (18 commits)")[![robertbossaert](https://avatars.githubusercontent.com/u/4972135?v=4)](https://github.com/robertbossaert "robertbossaert (5 commits)")[![rmpel](https://avatars.githubusercontent.com/u/1086776?v=4)](https://github.com/rmpel "rmpel (1 commits)")

###  Code Quality

TestsPHPUnit

Code StylePHP CS Fixer

### Embed Badge

![Health badge](/badges/owc-zgw-api/health.svg)

```
[![Health](https://phpackages.com/badges/owc-zgw-api/health.svg)](https://phpackages.com/packages/owc-zgw-api)
```

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