---
title: Charmhub |  interface
description: Interfaces describe the relation between two charms. This interface shows
  opinionated, standardized interface specifications for charm relations.
url: https://charmhub.io/integrations/peer_cluster
---

#

## Other charms using this interface

### Providers

* [kafka](https://charmhub.io/kafka)
* [kafka-k8s](https://charmhub.io/kafka-k8s)
* [opensearch](https://charmhub.io/opensearch)

### Requirers

* [kafka](https://charmhub.io/kafka)
* [kafka-k8s](https://charmhub.io/kafka-k8s)
* [opensearch](https://charmhub.io/opensearch)