1)   XMLSpy Home Edition 2006
Altova XMLSpy 2006 Home Edition is a FREE entry level XML editor and developer tool for designing and editing XML applications. XMLSpy Home Edition supports Eclipse integration and is ideally suited for hobbyists, beginning developers, and students.

 2)   XMLwriter XML Editor 2.6
XMLwriter is a powerful XML editor for Windows designed to help web authors and web application programmers take advantage of the latest XML and XML-related technologies such as XSLT and XSD Schemas.

 3)   Altova Professional XML Suite 2006
The Altova Professional XML Suite is a comprehensive XML development toolset that delivers tremendous functionality at a special price. It includes Professional Editions of XMLSpy, MapForce, StyleVision, and SchemaAgent, plus the new SemanticWorks.