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ActiveMarko-module[Framework](/categories/framework)

marko/sse
=========

Server-Sent Events (SSE) support for Marko Framework

0.7.0(3w ago)080↓90%MITPHPPHP ^8.5

Since Mar 25Pushed 3w agoCompare

[ Source](https://github.com/marko-php/marko-sse)[ Packagist](https://packagist.org/packages/marko/sse)[ RSS](/packages/marko-sse/feed)WikiDiscussions develop Synced 3w ago

READMEChangelogDependencies (12)Versions (18)Used By (0)

marko/sse
=========

[](#markosse)

Server-Sent Events for Marko — push real-time updates to browsers without WebSockets.

Installation
------------

[](#installation)

```
composer require marko/sse
```

Quick Example
-------------

[](#quick-example)

```
use Marko\Sse\SseEvent;
use Marko\Sse\SseStream;
use Marko\Sse\StreamingResponse;

$stream = new SseStream(
    dataProvider: function () use (&$lastEventId): array {
        $messages = $this->messages->findSince($lastEventId);

        return array_map(fn ($msg) => new SseEvent(
            data: ['id' => $msg->id, 'text' => $msg->body],
            event: 'message',
            id: $msg->id,
        ), $messages);
    },
    pollInterval: 1,
    timeout: 300,
);

return new StreamingResponse($stream);
```

Documentation
-------------

[](#documentation)

Full usage, API reference, and examples: [marko/sse](https://marko.build/docs/packages/sse/)

###  Health Score

43

—

FairBetter than 90% of packages

Maintenance94

Actively maintained with recent releases

Popularity12

Limited adoption so far

Community6

Small or concentrated contributor base

Maturity50

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 ~4 days

Recently: every ~13 days

Total

16

Last Release

27d ago

### Community

Maintainers

![](https://avatars.githubusercontent.com/u/437029?v=4)[Mark Shust](/maintainers/markshust)[@markshust](https://github.com/markshust)

---

Top Contributors

[![markshust](https://avatars.githubusercontent.com/u/437029?v=4)](https://github.com/markshust "markshust (8 commits)")

###  Code Quality

TestsPest

### Embed Badge

![Health badge](/badges/marko-sse/health.svg)

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

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