---
title: "Extensions"
source: OpenTelemetry Documentation
source_url: https://github.com/open-telemetry/opentelemetry.io
licence: CC-BY-4.0
domain: engineering
subdomain: opentelemetry-docs
date_added: 2026-04-25
---

Extensions provide additional capabilities like health checks and service
discovery. For more information on how to configure extensions, see the
[Collector configuration documentation](/docs/collector/configuration/#extensions).

## Extensions

{{< collector-component-rows type="extension" renderFootnotes="false" >}}

## Encoding Extensions

{{< collector-component-rows type="extension" subtype="encoding" renderFootnotes="false" >}}

## Observer Extensions

{{< collector-component-rows type="extension" subtype="observer" renderFootnotes="false" >}}

## Storage Extensions

{{< collector-component-rows type="extension" subtype="storage" >}}
