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Microsoft 365 Developer Blog
A developer platform for building collaborative apps for hybrid work
Latest posts
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Introducing the Adaptive Cards documentation hub and new Adaptive Cards updates
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Discover how Adaptive Cards can transform your app with rich, interactive experiences that boost productivity and streamline workflows, in our new Adaptive Cards documentation hub.
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Unified manifest support for Word, Excel, and PowerPoint now available for preview
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The unified manifest is a key component of the Microsoft 365 ecosystem providing a single model for distributing and managing Teams apps, Outlook add-ins, as well as Copilot agents which work across Microsoft 365 apps. We've released it for Outlook, and now it is available for Word, PowerPoint, and Excel.
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Introducing the Microsoft Graph Export-Import APIs for Exchange in public preview
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We are happy to announce the launch of Export-Import APIs in limited Public Preview (Beta), a set of Microsoft Graph APIs that empower applications to discover, export and import contents from Exchange Online mailboxes in full fidelity.
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Dev Proxy v0.24 with improved generating OpenAPI specs
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Try the latest version of Dev Proxy to simulate APIs and test your applications under real-world conditions
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Automate app compliance with ACAT
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Learn how you can define the compliance boundary for your Microsoft 365 application on Azure and AWS with the App Compliance Automation Tool (ACAT) for Microsoft 365.
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Teams Toolkit for Visual Studio Code update – January 2025
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We’re kicking off the new year with exciting updates to Teams Toolkit for Visual Studio Code including a refreshed user interface for getting started and more!
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Announcing the Office Add-ins Development Kit GA
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The Office Add-ins Development Kit for Visual Studio Code is now generally available! After months of public preview, we've gathered invaluable feedback from the community and improved the experience.
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Preview the GitHub Copilot extension for Teams Toolkit
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Introducing the GitHub Copilot for Teams Toolkit—your companion in Visual Studio Code, Visual Studio, and GitHub.
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Compute scaling in Azure Fluid Relay
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Explore the journey of identifying and fine-tuning the optimal Kubernetes autoscaling configuration for Azure Fluid Relay.