# Service Apps > Service apps and their security scopes — server-to-server access for custom backends. - HTML: [service-apps.html](service-apps.html) - Covered by: [llms.txt](../llms.txt) ## Types - [ServiceApp](../type/ServiceApp.md) - [ServiceAppItems](../type/ServiceAppItems.md) ## Queries - [serviceApps](../query/serviceApps.md) ## Mutations - [createServiceApp](../mutation/createServiceApp.md) - [deleteServiceApp](../mutation/deleteServiceApp.md) ## Inputs - [CreateServiceAppInput](../input/CreateServiceAppInput.md) - [DeleteServiceAppInput](../input/DeleteServiceAppInput.md) ## Return types - [CreateServiceApp](../type/CreateServiceApp.md) - [DeleteServiceApp](../type/DeleteServiceApp.md) ## Enums - [SecurityScope](../enum/SecurityScope.md) - [ServiceAppStatus](../enum/ServiceAppStatus.md)