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title: Platform Events for External Calendars
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portal_url: https://docs.salesforce.com/developer/current/en-us/service-cloud/salesforce-scheduler-dev-guide/guides/salesforce-scheduler/salesforce-scheduler-platform-events.md
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---

# Platform Events for External Calendars

Use the AppointmentSchedulingEvent to notify subscribers when an appointment schedule is added, updated, or deleted.

The following is the platform event object available within the Salesforce Scheduler platform.

## Platform Event Objects

-   [AppointmentSchedulingEvent](https://developer.salesforce.com/docs/atlas.en-us.platform_events.meta/platform_events/sforce_api_objects_appointmentschedulingevent.htm) — Notifies subscribers when an appointment schedule is added, updated, or deleted.
-   [AsgnRsrcApptSchdEvent](https://developer.salesforce.com/docs/atlas.en-us.platform_events.meta/platform_events/sforce_api_objects_asgnrsrcapptschdevent.htm) — Represents the assigned resources that are part of various platform events. This object is included in a streamed notification received on the channels for the parent platform events. You can’t subscribe to the AsgnRsrcApptSchdEvent channel directly.
-   [SvcApptSchdEvent](https://developer.salesforce.com/docs/atlas.en-us.platform_events.meta/platform_events/sforce_api_objects_svcapptschdevent.htm) — Represents the service appointment event. This object is included in a streamed notification received on the channels for the parent platform events. You can’t subscribe to the SvcApptSchdEvent channel directly.

**See Also**  


-   [Platform Events Developer Guide](https://developer.salesforce.com/docs/atlas.en-us.platform_events.meta/platform_events/platform_events_intro.htm)