# On-call schedules

- [Introduction to On-call schedules](/oncall-schedules/introduction-to-on-call-schedules.md): What is On-call? What are schedules? Get started with the basics.
- [Create On-call schedule](/oncall-schedules/create-on-call-schedule.md): How do we create a simple schedule?
- [Slots in schedules](/oncall-schedules/introduction-to-slots-in-schedules.md): Slots can bring relief to your team by restricting what parts of the day/week one has to be on-call
- [Layers in on-call schedules](/oncall-schedules/introduction-to-layers-in-on-call-schedules.md): Understand the basics of Layers in on-call scheduling and how it helps you bring flexibility into scheduling
- [Override an on-call](/oncall-schedules/override-an-on-call.md): On-call overrides allow you to assign temporary coverage for shifts without altering your entire schedule
- [Notifications for on-call shifts](/oncall-schedules/notifications-for-on-call-shifts.md): Get notifications via phone call, WhatsApp, Telegram, SMS, Email, Slack, Microsoft Teams, and Discord when your on-call shift starts and ends.
- [Change on-call rotation day](/oncall-schedules/change-on-call-rotation-day.md): You can change the shift rotation day for your on-call. Here's how.
- [Sync with your calendar](/oncall-schedules/calendar-sync-for-oncall.md): Add your on-call schedule to your personal calendars like Google Calendar, Apple, and more.
- [Google Calendar](/oncall-schedules/calendar-sync-for-oncall/google-calendar-sync.md): Sync your on-call schedule with your Google Calendar
- [Apple Calendar](/oncall-schedules/calendar-sync-for-oncall/apple-calendar-sync.md): Sync your on-call schedule with your Apple Calendar
- [Microsoft Outlook](/oncall-schedules/calendar-sync-for-oncall/microsoft-outlook-sync.md): Sync your on-call schedule with your Microsoft Outlook
- [Linked calendars](/oncall-schedules/linked-calendars.md): Integrate Spike with MongoDB Atlas to receive real-time alerts via Phone calls, SMS, Slack, MS Teams, and more for when your database triggers alerts or events.