Microsoft 365 Developer Blog
A developer platform for building collaborative apps for hybrid work
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Microsoft Graph Mailbag – Azure AD applications and users for testing

Learn best practices to configure Azure AD applications and users in your development environment for testing Microsoft Graph queries.

Understanding the Office Add-ins runtime
Learn about the latest changes in Office's use of web runtimes as well as the runtimes that we've used on various platforms in the past.Â

Application permissions support for assignments API in Microsoft Graph now available
The assignments API in Microsoft Graph now supports application permissions for various GET APIs in addition to delegated permissions.

Announcing SharePoint Framework 1.12.1 – Extending more of Microsoft Teams
The release of SharePoint Framework v1.12.1 for building extensibility for Microsoft Teams and SharePoint focuses on providing more flexibility on Microsoft Teams extensibility and updated technical dependencies.

Learn how to develop apps with the Microsoft Graph Toolkit
Using the Microsoft Graph Toolkit is the easiest way to connect your app to Microsoft 365. But don’t just take our word for it. Complete this NEW learning path and experience it for yourself.

Microsoft Graph Mailbag – Create engaging apps with the Microsoft Teams Activity Feed API

Learn how to use the Activity Feed API in Microsoft Graph to allow your apps to provide richer experiences and better engage users by keeping them up to date.

Build quality Microsoft Teams apps with these best practices: Part 3Â

In this last part of the series, we share some of the critical considerations that must be thought through before publishing your Microsoft Teams app.

Utilize change notification APIs for Microsoft Teams messages
Change notifications for Microsoft Teams messages are now generally available in the Microsoft Graph v1.0 endpoint for delegated scenarios.

Breaking changes to the Microsoft Graph assignments API (beta)
The assignments API enables education users and partners to get and set properties associated with assignments in Microsoft Teams EDU. Breaking changes will be rolling out on May 17, 2021.