Microsoft 365 Developer Blog

A developer platform for building collaborative apps for hybrid work

Featured posts

Building Agents for Teams: Turning conversations into outcomes
Jul 14, 2026
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Building Agents for Teams: Turning conversations into outcomes

Joey Glocke

The Microsoft Teams platform mission is to build the best collaborative platform in the world. We want to make it easy for developers to build agents that parti...

Microsoft 365 DeveloperMicrosoft Teams
SharePoint Copilot Apps Now in Public Preview: From Intent to Action in Microsoft 365 Copilot
Jul 9, 2026
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SharePoint Copilot Apps Now in Public Preview: From Intent to Action in Microsoft 365 Copilot

Vesa Juvonen

SharePoint Copilot Apps are now in public preview, introducing a new way to bring guided, action-oriented business experiences into Microsoft 365 Copilot. By co...

Microsoft 365 DeveloperSharePoint FrameworkSharePoint

Latest posts

May 6, 2019
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New App registrations experience is now generally available!

Microsoft identity platform team

The new app registrations experience in the Azure Portal is now generally available worldwide and in national clouds! Last November we kicked off the public preview for this experience and since then we’ve seen a number of organization and developers using the new experience and have been working hard to polish it.

May 6, 2019
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The Microsoft Identity platform is OpenID Connect certified!

Microsoft identity platform team

Azure AD and personal Microsoft accounts come together under a single standards-compliant protocol – OpenID Connect.

May 6, 2019
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Office Extensibility: Build 2019

Office Extensibility team

As thousands of developers arrive in Seattle for the Microsoft Build conference, we’re excited to share with the community what we’ve been working on in Office Extensibility. We’ll also be sharing news about Microsoft 365, Microsoft Graph, and Microsoft Teams in separate blog posts.

May 3, 2019
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Microsoft 365 at Build 2019 – the guide

Microsoft 365 Platform team

If you are attending Microsoft Build in Seattle or watching virtually, you can use this guide as a way to stay current on all the sessions, stories, and information from Build. Check back during the event for updates as they become available.

May 3, 2019
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New Microsoft 365 Developer Program benefits for Visual Studio subscribers

Michael Aldridge

Office 365 Developer Program now offers integrated benefits with Visual Studio Professional and Enterprise. Your paid subscription in both programs grants you a free renewable Office 365 Developer subscription with up to 25 users.

May 3, 2019
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Our thoughts on implicit grant with Microsoft identity

Microsoft identity platform team

Microsoft Azure Active Directory uses open industry standard protocols such as OAuth2 and OpenID Connect. The OAuth2 working group recently released a draft of the best practices on how to secure applications using OAuth2 and OpenID Connect.

Apr 26, 2019
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New SharePoint CSOM version released for SharePoint Online – April 2019

SharePoint team

We are happy to announce the availability of new SharePoint Client-Side Object Model (CSOM) version targeted for the Office 365 or more specifically for SharePoint and Project Online. April 2019 release.

Apr 24, 2019
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New Microsoft Graph endpoints in US Government cloud

Microsoft Graph team

We are happy to announce new Microsoft Graph endpoints for Microsoft Cloud for US Government. These new endpoints are specific to the US Government cloud and are segregated from the Microsoft worldwide cloud. They are fully compliant with US Government data classification levels such as DoD information impact level 4 and level 5.

Apr 18, 2019
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Behavior Change: Confirmation dialog for native OAuth 2.0 applications

Microsoft identity platform team

We’re announcing that we will be introducing a user experience change to our OAuth 2.0 authorization code flow for native applications