Microsoft 365 Developer Blog
A developer platform for building collaborative apps for hybrid work
Featured posts

Building Agents for Teams: Turning conversations into outcomes
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...

SharePoint Copilot Apps Now in Public Preview: From Intent to Action in Microsoft 365 Copilot
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...
Latest posts
Adaptive Cards 1.2 are GA in Microsoft Teams
Adaptive Cards 1.2 are GA in Microsoft Teams on desktop and mobile! Check out highly requested features such as RichText, visibility toggles, and more!
Microsoft 365 & SharePoint Community (PnP) – February 2020 update
SharePoint Dev Ecosystem / SharePoint Patterns and Practices (PnP) February 2020 update is out with a summary of the latest guidance, samples, and solutions from SharePoint engineering or from the community for the community. This article is a summary of all the different areas and topics around the SharePoint Dev ecosystem during the past month.
Microsoft Graph subscriptions to change notifications – deprecating TLS 1.0 and 1.1
Starting May 15th, 2020, subscribers who use notification endpoints that only support TLS 1.0 or TLS 1.1 will stop receiving notifications, unless they upgrade their infrastructure to compliance and support TLS 1.2.Â
New SharePoint CSOM version released for SharePoint Online – January 2020
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. January 2020 release.
Impact on Authentication from SameSite changes in ChromeÂ
Following the recent updates to the standards of SameSite property in HTTP cookies, Chrome has announced changes to the default behavior of SameSite in an upcoming release of the browser in February. Web application developers are recommended to update their application code to handle different SameSite properties on Chrome and other browsers.Â
Announcing PnPjs 2.0 JavaScript libraries
We are excited to announce the release of PnPjs 2. This release is the culmination of months of work to re-architect the PnPjs library to support better modern development standards such as selective imports, to refactor inconsistencies in the implementation, and to update our testing and documentation to provide complete coverage of the entire code base.
Microsoft Graph PowerShell Preview – Now on PowerShell Gallery
The Microsoft Graph PowerShell Preview 0.1.1 is now available on the PowerShell Gallery.
Announcing the Microsoft Teams Meetings Capture solution template
The Meetings Capture app showcases how you can accelerate the development of a canonical business app using the Microsoft 365 platform.Â
Creating single sign-on add-ins for Office has never been easier
The Office Add-ins developer experience team has been improving single sign-on (SSO) for Node.js Office Add-ins.