AltovaXML is a free XSLT 1.0, XSLT 2.0, XQuery, and XML validation processor.

AltovaXML is a FREE XML standards processor that includes the Altova XSLT 1.0 engine, schema-aware XSLT 2.0 engine, XQuery 1.0 engine, and XML validating parser. Now developers can use the same processors and validator found in Altova s award-winning XMLSpy, MapForce, and StyleVision XML tools in their own applications. Functions include well-formedness checking, DTD- and XML Schema-based validation, XML transformations via XSLT 1.0, schema-aware XML transformations via XSLT 2.0, XML queries and transformations via XQuery, and more. AltovaXML includes COM, Java, and .NET interfaces, so it can be used from a variety of different applications. It also supports command line operations. AltovaXML is standards-based in compliance with the respective W3C specifications and is the only royalty-free XML standards processor to support schema-awareness in XSLT 2.0. There is no license key code required to activate AltovaXML, and developers may use it in their applications free of charge. Simply download AltovaXML to power your applications with the very engines that have helped make Altova software the industry s leading XML development toolset.