XAML File

What are XAML files and how to open them

Are you having problems opening an XAML file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your XAML files.

What is an XAML file?

An .XAML file is a Microsoft Extensible Application Markup Language file.

Microsoft Extensible Application Markup Language (XAML) is a text-based declarative language developed by Microsoft that defines the structure, appearance, and behavior of graphical user interfaces in Windows applications. It is used to specify user interface elements - such as windows, buttons, text boxes, layouts, styles, templates, and data bindings - in an XML-based format, while separating the visual design from the programming logic. XAML files are written by designers or developers and then paired with code-behind files (such as C# or VB) that implement functionality and event-handling.

Files with the .xaml extension are generated when building applications using Microsoft frameworks like Windows Presentation Foundation (WPF), Universal Windows Platform (UWP), WinUI, and .NET MAUI. These files are loaded or parsed by the application at run-time or compiled ahead of time into intermediate formats for performance, defining the user interface hierarchies and their properties. The .xaml file serves as a key part in the workflow where interface design and programming logic remain distinct yet work together to build a functional UI.

Each .xaml file is a valid XML document that begins with a character "<" at the start (offset 0). Typical internal identifiers include namespace declarations such as "xmlns=" with "schemas.microsoft.com", the keyword "x:Class" mapping to a backing class, and strings like "XAML" itself. These signatures help tools recognize .xaml files and match them to the right parsing logic.

How to open XAML files

We have identified one XAML opener that is compatible with this specific type of XAML file.

Programs that open Microsoft Extensible Application Markup Language files

Last updated: August 14, 2026

Various apps that use files with this extension

These apps are known to open certain types of XAML files. Remember, different programs may use XAML files for different purposes, so you may need to try out a few of them to be able to open your specific file.

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