Developer & APIs
Microsoft Graph, SPFx, Office add-ins, custom apps, and integrations. 5 guides in this topic.
- Microsoft Graph API basicsAn introduction to the Microsoft Graph API — what it is, how to authenticate, the day-to-day query patterns, and the gotchas that bite every new integration.
- Microsoft Graph change notifications and webhooksHow Microsoft Graph subscriptions push notifications to your endpoints when data changes — instead of polling.
- Microsoft Graph delta queriesDelta queries return only what has changed since your last fetch — efficient incremental sync against Microsoft 365.
- Office add-ins development overviewThe modern Office add-in model — web-based extensions for Word, Excel, PowerPoint, Outlook running across platforms.
- The Microsoft Graph PowerShell SDKMicrosoft Graph PowerShell is the modern way to script Microsoft 365 administration. Here's the basics.
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