Everything you need to build great apps.
Create your first app and explore the features of Windows Phone.
Migrating your Windows Phone 8 app to a Windows Runtime XAML app
What's next for Windows Phone 8 developers
Windows Phone Silverlight 8.1 apps
Create your first app
Register your phone
What's new in the SDK
Explore the docs and get the details you need to build apps.
Tap into related tools, SDKs, downloads and offerings from the Windows Phone developer ecosystem.
Watch videos tailored for developers building apps and games.
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