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ActiveLibrary[Utility & Helpers](/categories/utility)

bdk/pubsub
==========

Publish / Subscribe / Event Manager

v3.2.2(6mo ago)05301MITPHPPHP >=5.4.0CI failing

Since Dec 16Pushed 6mo ago1 watchersCompare

[ Source](https://github.com/bkdotcom/PubSub)[ Packagist](https://packagist.org/packages/bdk/pubsub)[ Docs](http://github.com/bkdotcom/PubSub)[ RSS](/packages/bdk-pubsub/feed)WikiDiscussions master Synced 3d ago

READMEChangelog (10)Dependencies (2)Versions (11)Used By (1)

Event Manager (Publish / Subscribe)
===================================

[](#event-manager-publish--subscribe)

### Installation

[](#installation)

This library supports PHP 5.4 - 8.5 and has no userland dependencies.

It is installable and autoloadable via [Composer](https://getcomposer.org/) as [bdk/pubsub](https://packagist.org/packages/bdk/pubsub).

```
{
    "require": {
        "bdk/pubsub": "^3.1",
    }
}
```

See  for more information

### Usage

[](#usage)

See

### Tests / Quality

[](#tests--quality)

[![No Dependencies](https://camo.githubusercontent.com/d27fafbf57b29a6865661e1e03080c79445278b95165e3152cd83352873a63fc/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f646570656e64656e636965732d6e6f6e652d3333333333332e737667)](https://camo.githubusercontent.com/d27fafbf57b29a6865661e1e03080c79445278b95165e3152cd83352873a63fc/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f646570656e64656e636965732d6e6f6e652d3333333333332e737667)[![Supported PHP versions](https://camo.githubusercontent.com/37140af4bc1c3c23bb29b3e054a22fffeccbb8a685c47d28672a70d1b957c908/68747470733a2f2f696d672e736869656c64732e696f2f7374617469632f76313f6c6162656c3d504850266d6573736167653d352e342532302d253230382e3526636f6c6f723d626c7565)](https://camo.githubusercontent.com/37140af4bc1c3c23bb29b3e054a22fffeccbb8a685c47d28672a70d1b957c908/68747470733a2f2f696d672e736869656c64732e696f2f7374617469632f76313f6c6162656c3d504850266d6573736167653d352e342532302d253230382e3526636f6c6f723d626c7565)[![Build Status](https://camo.githubusercontent.com/4413f3c2dbcda42919127e354db3aab901a6970482e6c56a3180e53f1f58cbc4/68747470733a2f2f696d672e736869656c64732e696f2f6769746875622f616374696f6e732f776f726b666c6f772f7374617475732f626b646f74636f6d2f5075625375622f706870756e69742e796d6c2e7376673f6c6f676f3d676974687562)](https://camo.githubusercontent.com/4413f3c2dbcda42919127e354db3aab901a6970482e6c56a3180e53f1f58cbc4/68747470733a2f2f696d672e736869656c64732e696f2f6769746875622f616374696f6e732f776f726b666c6f772f7374617475732f626b646f74636f6d2f5075625375622f706870756e69742e796d6c2e7376673f6c6f676f3d676974687562)[![Maintainability](https://camo.githubusercontent.com/684419b31c66580a69bb96c2a9ad8563566fe69c3bc673f68dae05050dbc2362/68747470733a2f2f696d672e736869656c64732e696f2f636f6465636c696d6174652f6d61696e7461696e6162696c6974792f626b646f74636f6d2f5075625375622e7376673f6c6f676f3d636f6465636c696d617465)](https://codeclimate.com/github/bkdotcom/PubSub)[![Coverage](https://camo.githubusercontent.com/47c41e8270f26676df6ee025e58b42723a87965fd323bcaadeb05ed31a843984/68747470733a2f2f696d672e736869656c64732e696f2f636f6465636c696d6174652f636f7665726167652d6c65747465722f626b646f74636f6d2f5075625375623f6c6f676f3d636f6465636c696d617465)](https://codeclimate.com/github/bkdotcom/PubSub)

### Changelog

[](#changelog)

###  Health Score

39

—

LowBetter than 86% of packages

Maintenance68

Regular maintenance activity

Popularity12

Limited adoption so far

Community9

Small or concentrated contributor base

Maturity58

Maturing project, gaining track record

 Bus Factor1

Top contributor holds 100% 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 ~239 days

Recently: every ~197 days

Total

10

Last Release

184d ago

Major Versions

v2.4 → v3.02023-07-16

### Community

Maintainers

![](https://www.gravatar.com/avatar/573f67023e7d41ccd0618b6732cc908e1a30f5d0df514b792b0ebc5379f9d659?d=identicon)[brad.kent](/maintainers/brad.kent)

---

Top Contributors

[![bkdotcom](https://avatars.githubusercontent.com/u/2137404?v=4)](https://github.com/bkdotcom "bkdotcom (41 commits)")

---

Tags

eventmanagereventmanager

###  Code Quality

TestsPHPUnit

### Embed Badge

![Health badge](/badges/bdk-pubsub/health.svg)

```
[![Health](https://phpackages.com/badges/bdk-pubsub/health.svg)](https://phpackages.com/packages/bdk-pubsub)
```

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