Apps with 'XAML' feature

Diffinity is a diff and merging tool with focus on accurate and easy to read source code diffs. It will compare the content of two files and present the differences in an easy to read line by line and char by char basis.

Uno is the platform for building native mobile, desktop and WebAssembly apps with C#, XAML from single codebase. It's a Universal Windows Platform Bridge that allows UWP-based code (C# and XAML) to run on iOS, Android, and WebAssembly.

NoesisGUI is a User Interface middleware for videogames and realtime applications:

PortraitPad is a web application for creating facial composite picture which is equipped with its own originally high quality features catalog. PotraitPad is created based on Microsoft Silverlight 5.0 technology.

XAML Spy is the visual runtime inspector for Silverlight, Windows Phone, Windows Store and WPF apps. It provides unprecedented access to all aspects of any running XAML app.

XAML Inspector, successor of WPF Inspector, is a cross platform visual debugger for XAML apps.

One media player for everything you own or stream; whether it's music or videos, online or offline Rise Media Player does it all. And it's beautiful and native with the latest version of WinUI.

ZAM 3D XAML 3D WPF 3ds to XAML and dxf to XAML converter GUI Windows Vista, WinF tool for Microsoft Expression Interactive Designer

XAML Studio, a Microsoft Garage project, helps you rapidly prototype UWP XAML code interactively and in real-time which can be easily copied into Visual Studio afterwards.

Just fun with XAML ;).