This is a free XSD Editor providing a fully-featured XML development studio with graphical and text-based XML schema editor, validation, intellisense, XPath & Web Service Tools, HTML Document Generator, and more.

One of the main highlights of this software is its graphical and text-based XML schema editor, which means you can create and modify schemas visually or through code. It also features XSD and XML validation to ensure that your documents are error-free and compliant with the standard.
The XPath Expression builder makes it easy to navigate through the XML document structure and XPath queries. Plus, the Web Service Explorer allows you to test and debug your web services, ensuring they are fully functional and efficient.
Another valuable feature is the IntelliSense for XML and XSD documents, which aids your coding by providing real-time suggestions and information, as well as syntax highlighting to make your code easy to read and understand. You also have the option for XML formatting and can even generate HTML documents from the XSD schema.
One of the best things about this software is that it is fully compliant with the XSD standard, which means you can be assured of its quality and reliability. Moreover, its features are something that you would normally expect to cost a significant amount of money, yet this software is free.
In summary, if you are a developer in search of an efficient, versatile, and powerful XML editor, then the FREE XSD Editor and XML Editor is a software that you should definitely consider. Its comprehensive range of features makes it an ideal tool for any XML development project.
Version 7.0.1:
Liquid XML Diff Tool
Silverlight Code Generation
Project Files
XSLT Support
Extended Supported File Types
Enhanced Printing and Print Preview Support
Improved Large File Support
Fast Infoset Import/Export Support
General Improvements