HEATKEYS

Online tools for developers, including formatters (JSON, XML, HTML, SQL, etc.), minifiers (JavaScript, CSS), validators, compactors and many more!

Free cross-platform web-based Online XML Editor, runs on Linux, Windows, Mac, FireFox, Chrome, IE. Edit XML schema or document. No user registration required.

The Stylus Studio XML Editor is an innovative XML IDE providing advanced XML development tools for XML, XSL, XSLT, XML Schema, DTD, SOAP, WSDL, SQL/XML, XML mapping, Web services and XQuery, simplifying XML data integration.

Luxon Software for software and database development, consultancy for custom/bespoke software development projects. Outsourcing your programming work for of software, websites, open source projects and mobile apps.

Resources from the authors, creators, innovators, & leaders of technology - home to leading publishers Addison-Wesley Professional, Prentice Hall Professional, & Sams.

one of those blogs

For Focused .NET/XML and Web Services Training Visit the XML for ASP.NET Developers Website: http://www.xmlforasp.net

Altova XMLSpy XML editor, plus other leading XML, data management, UML, and Web services software tools for application, web site, and database development, data conversion, and more.

XML.com, where the XML community shares XML development resources and solutions, features timely news, opinions, features, and tutorials; the Annotated XML specification created by Tim Bray; authoring tools, XML developer resources, interactive forum...