---
schema_version: "1"
id: 79a3f4eb5d85542e13d021c8d6bf1d3cbc6eb862a326ef9ad283f3de9c66d0a5
title: Available For Chatter Extension Composer
collection: developer
version: current
locale: en-us
portal_url: https://docs.salesforce.com/developer/current/en-us/lightning-base-components/lightning-design-system/guides/aura/components/lightning/availableForChatterExtensionComposer/aura-available-for-chatter-extension-composer.md
canonical_url: https://developer.salesforce.com/docs/platform/lightning-component-reference/guide/aura-available-for-chatter-extension-composer.html
source_site: developer.salesforce.com
content_type: documentation
content_hash: 09e422ffafe4a19463732282e85a1f3878de26f78fa2bd2a5ea60f0c81c500ab
products:
  - Lightning Component Reference
---
# Available For Chatter Extension Composer

**`lightning:availableForChatterExtensionComposer`**

Enables a component to be used in the Chatter publisher.

**For Use In**

Experience Builder sites

::::::tabset{tabs='[ "Develop", "Specifications"]'}

:::::tab

Use the `lightning:availableForChatterExtensionComposer` interface to integrate your custom apps into the Chatter publisher and place the custom app’s payload in the feed. This interface is available in Experience Builder sites.

The `lightning:availableForChatterExtensionComposer` interface works with the `lightning:availableForChatterExtensionRenderer` interface and the `lightning:sendChatterExtensionPayload` event to integrate your custom apps into the Chatter publisher and to render the app’s payload in the feed.

For more information, see the [Lightning Aura Components Developer Guide](https://developer.salesforce.com/docs/atlas.en-us.lightning.meta/lightning/components_integrate_customapps_to_publisher.htm).


:::::

:::::tab
![No specifications to show](https://developer.salesforce.com/media/no-specs.png)

:::::

::::::