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opus4-repo/opus4-doi
====================

OPUS 4 DOI support library

4.9(2mo ago)024.7k↑222.9%2[4 issues](https://github.com/OPUS4/opus4-doi/issues)[1 PRs](https://github.com/OPUS4/opus4-doi/pulls)1GPL-2.0+PHPPHP >=8.1CI passing

Since May 25Pushed 2mo ago5 watchersCompare

[ Source](https://github.com/OPUS4/opus4-doi)[ Packagist](https://packagist.org/packages/opus4-repo/opus4-doi)[ Docs](http://www.opus-repository.org)[ RSS](/packages/opus4-repo-opus4-doi/feed)WikiDiscussions main Synced 3d ago

READMEChangelog (6)Dependencies (6)Versions (8)Used By (1)

OPUS 4 DOI
==========

[](#opus-4-doi)

DOI support library for OPUS 4.

Testing
-------

[](#testing)

For running unit tests Composer needs to be installed. Using the following command the tests can be executed.

```
$ composer test

```

In order to run the tests and generate a coverage report use the following command.

```
$ composer test-coverage

```

###  Health Score

56

—

FairBetter than 97% of packages

Maintenance84

Actively maintained with recent releases

Popularity29

Limited adoption so far

Community18

Small or concentrated contributor base

Maturity77

Established project with proven stability

 Bus Factor1

Top contributor holds 82.9% 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 ~575 days

Recently: every ~559 days

Total

6

Last Release

82d ago

### Community

Maintainers

![](https://www.gravatar.com/avatar/1cd34fe319a70c5373c10cf610135749b4894dec16ee47e94de09f1de5aef1cc?d=identicon)[opus4kobv](/maintainers/opus4kobv)

---

Top Contributors

[![j3nsch](https://avatars.githubusercontent.com/u/8101870?v=4)](https://github.com/j3nsch "j3nsch (29 commits)")[![saschaszott](https://avatars.githubusercontent.com/u/952735?v=4)](https://github.com/saschaszott "saschaszott (4 commits)")[![haogatyp](https://avatars.githubusercontent.com/u/13765467?v=4)](https://github.com/haogatyp "haogatyp (2 commits)")

---

Tags

opus4doi

###  Code Quality

TestsPHPUnit

### Embed Badge

![Health badge](/badges/opus4-repo-opus4-doi/health.svg)

```
[![Health](https://phpackages.com/badges/opus4-repo-opus4-doi/health.svg)](https://phpackages.com/packages/opus4-repo-opus4-doi)
```

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