First Floor SoftwareFirst Floor Software



The visual runtime inspector for Silverlight, Windows Phone, Windows Store and WPF apps. With real-time access to the user interface, storage, package and other aspects of your XAML app you'll quickly learn how your app really works.

XAML Spy is the successor of Silverlight Spy, the inspector tool for Silverlight and Windows Phone 7 apps.

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Document Toolkit

Document Toolkit is a fast, feature-rich and 100% client-only document viewer library for Silverlight and LightSwitch applications. Document Toolkit offers a range of features that enables easy document access and document display.

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Modern UI for WPF

An open source project for WPF with a set of controls and styles converting your WPF application into a great looking Modern UI app.

Modern UI for WPF is a spin-off of XAML Spy. The project is hosted on GitHub.

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