Dev Blogs
SPFx 1.24 Beta 3 is now available, React 18 support is coming in 1.24, and a new Copilot Components preview program opens for customers and partners.
Most of us are familiar with one-to-one agent chats: private, direct interactions where rules are relatively simple. With only you and the agent, each moment has clear intent. You can ask follow-up questions, pause, or restart without worrying about how each exchange affects anyone else. Collaboration in groups works differently. Every message c...
Software is shifting from apps built for people to agents that can reason over context and act on someone's behalf. Microsoft 365 Copilot put that shift in front of hundreds of millions of users, and Work IQ gave agents a production-ready intelligence layer to build on. What's been missing is the path in between: getting from an idea to a productio...
Unified manifest support for Word, Excel, PowerPoint, and Outlook makes it possible for developers to build a single app that works across Microsoft 365 apps, creating a more consistent experience for users and a simpler deployment model for IT admins.
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 participate seamlessly in chats, channels, and meetings, helping teams turn ideas into action in real time. By bringing agents directly into the places where collaboration happens, we can help en...
SharePoint Copilot Apps are now in public preview, introducing a new way to bring guided, action-oriented business experiences into Microsoft 365 Copilot. By combining natural language reasoning with structured UX, validation, permissions, and deterministic operations, organizations can help users move from intent to trusted outcomes directly in th...
June celebrates the announcement of upcoming SharePoint Copilot Apps, ships the quality-focused SPFx 1.23.2 release, and shares the roadmap for the AI era - shaped by your feedback.
Mailbox requirement set 1.16 is now generally available for Outlook add-ins. This release reflects our continued investment in closing the gap between COM/VSTO and web add-ins, with a focus on message and information security. Mailbox 1.16 introduces APIs and platform updates that enable your add-in to: Handle message de...
Remote Event Receivers in SharePoint Online are retiring. Starting July 1, 2027, all remote event receivers will stop firing events, including those registered using Microsoft Entra applications.
Microsoft 365 Copilot is brilliant with words - but work isn't only words. Introducing SharePoint Copilot Apps: bring rich, interactive UX components straight into the Copilot canvas, built with any JavaScript stack your team already knows. Reuse your existing SPFx investments across Copilot, SharePoint, and Teams - no new platform, no infrastructu...