Introducing Windows 11
Start developing for the next version of Windows. Update your existing apps or create brand new experiences with the Windows App SDK.
What's Cool for Windows developers
Find out what's new for Windows developers - the SDK, the new controls, and more.
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Windows App SDK
Project Reunion and WinUI 3 are now known as the Windows App SDK. Learn about this new platform for creating apps to run on both Windows 10 and Windows 11.
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App development options
All the information you need to get stared building apps for the Windows desktop environment or updating existing apps to take advantage of the latest Windows operating system experiences.
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Microsoft Store
Distribute your work to an audience of millions! Redesigned for developers to have new channels for discovery, including integration with your website and open support for more kinds of apps to run on Windows.
DISCOVER NOWOpen for all!
Distribute your desktop app via the Store, no matter what app framework or packaging tool you use: Win32, .NET, Java, Electron, or MSIX.
LEARN MOREPWA
Build Progressive Web Apps with PWABuilder 3, debug with PWA support in the Microsoft Edge dev tools, and publish your PWA in the Store, including access to new commerce tools and capabilities!
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GameStack
Use Game Stack to find the tools and services used by PC game developers around the world. The new Game Development Kit (GDK) offers access to the SDK with tools, libraries, and documentation needed to build amazing games for Windows.
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The best tools for developers are on Windows
See why Windows 11 offers the best tools for developers that empower you to code with whatever language, framework, or environment you prefer.
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Become a Windows Insider!
Start running Insider Preview builds of Windows 11 on your devices and see what's next for Windows.