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.XSD File Extension

File TypeXML Schema Definition

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CategoryDeveloper Files
FormatXML

XML

This file is saved in an XML format. You can view the XML structure and contents of the file in a text editor.

What is an XSD file?

An XSD file is file used to define what elements and attributes may appear in an XML document. It also defines the relationship of the elements and what data may be stored in them. XSD files are written in the W3C XML Schema language.

More Information

Screenshot of a .xsd file in Microsoft XML Notepad 2007

XSD file open in Microsoft XML Notepad 2007

XSD files store its contents as text in XML format, which means the files can be opened and viewed by any text editor and numerous other programs. However, if you want to edit an XSD file, you should use an XML editor, such as Microsoft XML Notepad, Bare Bones BBEdit, or SyncRO Soft oXygen XML Editor.

NOTE: XSD files may be used as an alternative to Document Type Definition (.DTD) files for defining XML schemas.

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Open and view .XSD files with File Viewer Plus.
Programs that open XSD files
Updated 11/29/2017

About XSD Files

Our goal is to help you understand what a file with a *.xsd suffix is and how to open it.

The XML Schema Definition file type, file format description, and Mac, Windows, and Linux programs listed on this page have been individually researched and verified by the FileInfo team. We strive for 100% accuracy and only publish information about file formats that we have tested and validated.

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