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

Jun 25, 2020
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Announcing SharePoint Starter Kit v2

Microsoft 365 PnP Team

The SharePoint Starter Kit (starter kit) is a comprehensive solution designed for SharePoint Online and SharePoint 2019 which provides numerous SharePoint Framework (SPFx) web parts, extensions, and other components, as well as PnP PowerShell driven provisioning which you can use as an example and inspiration for your own customizations.

Jun 24, 2020
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Video training package for Microsoft Teams Yeoman generator

Microsoft 365 PnP Team

We are thrilled to announce new video training package for getting stared with yo Teams - the Microsoft Teams Yeoman generator for creating solutions for Microsoft Teams.

Jun 23, 2020
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.NET Standard version of SharePoint Online CSOM APIs

SharePoint team

Today we are thrilled to announce availability of a new version of the SharePoint Online CSOM NuGet package, which also includes .NET Standard versions of the CSOM APIs.

Jun 22, 2020
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A Lap around Microsoft Graph Toolkit Day 10 – Microsoft Graph Toolkit Teams Provider

Office Extensibility team

Microsoft Teams plays an increasingly critical role in the remote collaboration and productivity work landscape. Teams applications can help you create collaboration and productivity solutions tailored to your organization’s needs. Microsoft Graph Toolkit (MGT) makes building Microsoft Teams solutions even easier. This article will show you end to end how to use Microsoft Graph Toolkit to build applications for Teams.

Jun 22, 2020
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Update your applications to use Microsoft Authentication Library and Microsoft Graph API

Microsoft identity platform team

Today we're announcing end of support timelines for Azure AD Authentication Library (ADAL) and Azure AD Graph. Starting June 30th, 2020, we will no longer add any new features to ADAL and Azure AD Graph. We will continue to provide technical support and security updates but will no longer provide feature updates. Starting June 30th, 2022, we will end support for and Azure AD Graph and will no longer provide technical support or security updates. Apps using Azure AD Graph after this time will no longer receive responses from the Azure AD Graph endpoint.

Jun 19, 2020
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Microsoft Graph Toolkit adds Presence, Templating for the Login component, a React wrapper preview, and more!

Elise Yang

Today we’re excited to share another update to the Microsoft Graph Toolkit! This update includes new features and improvements including the addition of presence to the Person  and Person Card components, templating support for the Login component, a preview of mgt-react and more.

Jun 17, 2020
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Deprecation of riskEventTypes property in signIns v1.0 API on Microsoft Graph

Office Extensibility team

We have introduced a new riskEventsTypes_v2 (string) property to the signIns v1.0 API. We will retire the current riskEventTypes (enum) property on June 11, 2022 in accordance with our Microsoft Graph deprication policy.

Jun 16, 2020
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Building a Windows Presentation Foundation (WPF) Microsoft Teams App

Office Extensibility team

This post covers Alessandro Avila's recent experience with an enterprise customer, ABB – a global digital transformation leader, helping their marketing organization through their Teams adoption, as well as custom app solution development to address some of their process automation needs.

Jun 15, 2020
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A Lap around Microsoft Graph Toolkit Day 9 – Microsoft Graph Toolkit SharePoint Provider

Office Extensibility team

A Lap around Microsoft Graph Toolkit Day 9 - in this blog we’ll show you how you can apply what you’ve learned so far in your own SPFx solutions.