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5. aivchen/psalm-forbidden-plugin

ActivePsalm-plugin[Validation & Sanitization](/categories/validation)

aivchen/psalm-forbidden-plugin
==============================

Psalm plugin to forbid inheritance for classes

0.1.3(3y ago)0950[1 PRs](https://github.com/aivchen/psalm-forbidden-plugin/pulls)MITPHP

Since Mar 14Pushed 2y ago1 watchersCompare

[ Source](https://github.com/aivchen/psalm-forbidden-plugin)[ Packagist](https://packagist.org/packages/aivchen/psalm-forbidden-plugin)[ RSS](/packages/aivchen-psalm-forbidden-plugin/feed)WikiDiscussions master Synced 1mo ago

READMEChangelog (4)Dependencies (7)Versions (6)Used By (0)

Psalm Forbidden Plugin
======================

[](#psalm-forbidden-plugin)

[![Integrate](https://github.com/aivchen/psalm-forbidden-plugin/actions/workflows/ci.yml/badge.svg)](https://github.com/aivchen/psalm-forbidden-plugin/actions/workflows/ci.yml/badge.svg)

### Installation

[](#installation)

```
composer require --dev aivchen/psalm-forbidden-plugin
vendor/bin/psalm --init
vendor/bin/psalm-plugin enable aivchen/psalm-forbidden-plugin

```

### Features

[](#features)

- Forbids inheritance of any classes defined in the configuration (see below)

### Configuration

[](#configuration)

If you follow the installation instructions, the psalm-plugin command will add this plugin configuration to the `psalm.xml` configuration file.

```

```

To be able to forbid inheritance of some class add it to the config. Example:

```

    BadNamespace\BadClass

```

###  Health Score

22

—

LowBetter than 23% of packages

Maintenance20

Infrequent updates — may be unmaintained

Popularity14

Limited adoption so far

Community9

Small or concentrated contributor base

Maturity38

Early-stage or recently created project

 Bus Factor1

Top contributor holds 89.5% 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 ~0 days

Total

4

Last Release

1151d ago

### Community

Maintainers

![](https://www.gravatar.com/avatar/0e159dbd4f5018e54ed340e2f132f4cf0577fe672d4919b3f1a14284bf3a8a3d?d=identicon)[groonya](/maintainers/groonya)

---

Top Contributors

[![aivchen](https://avatars.githubusercontent.com/u/4580308?v=4)](https://github.com/aivchen "aivchen (17 commits)")[![dependabot[bot]](https://avatars.githubusercontent.com/in/29110?v=4)](https://github.com/dependabot[bot] "dependabot[bot] (2 commits)")

###  Code Quality

TestsPHPUnit

Code StylePHP\_CodeSniffer

### Embed Badge

![Health badge](/badges/aivchen-psalm-forbidden-plugin/health.svg)

```
[![Health](https://phpackages.com/badges/aivchen-psalm-forbidden-plugin/health.svg)](https://phpackages.com/packages/aivchen-psalm-forbidden-plugin)
```

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