--- title: About marketing activities app extensions description: Explore the reference documentation for marketing activities. api_name: marketing-activities source_url: html: https://shopify.dev/docs/api/marketing-activities md: https://shopify.dev/docs/api/marketing-activities.md --- # About marketing activities app extensions Deprecated The creation of new marketing activity app extensions is deprecated. Only existing extensions can still be managed. If you have an existing marketing activity app extension and would like to continue to manage it, please migrate it to CLI following the [migration guide](https://shopify.dev/docs/apps/build/marketing-analytics/marketing-activities/migrate-extensions). *** ## Reference documentation [![](https://shopify.dev/images/icons/48/blocks.png)![](https://shopify.dev/images/icons/48/blocks-dark.png)](https://shopify.dev/docs/api/marketing-activities/components) [Components reference](https://shopify.dev/docs/api/marketing-activities/components) [Learn about the different components that you can use to build a marketing activity form.](https://shopify.dev/docs/api/marketing-activities/components) [![](https://shopify.dev/images/icons/48/gear.png)![](https://shopify.dev/images/icons/48/gear-dark.png)](https://shopify.dev/docs/api/marketing-activities/endpoints) [Endpoints reference](https://shopify.dev/docs/api/marketing-activities/endpoints) [Learn about the endpoints that you need to add to your app to support marketing activities.](https://shopify.dev/docs/api/marketing-activities/endpoints) [![](https://shopify.dev/images/icons/48/hearts.png)![](https://shopify.dev/images/icons/48/hearts-dark.png)](https://shopify.dev/docs/api/marketing-activities/statuses) [Statuses reference](https://shopify.dev/docs/api/marketing-activities/statuses) [Learn about the different statuses for marketing activities and how to handle them.](https://shopify.dev/docs/api/marketing-activities/statuses) ***