Tito Web Studio
Tito Web Studio is a feature rich and extremely effective quality assurance tool for web developers and QA analyst. This enterprise grade software consists of JavaScript debugging and profiling functions. Tito Web Studio's JavaScript profiler is the first in the market. ... Unlike Microsoft Script Debugger, Tito Web Studio's debugger is a stable JavaScript Debugger, capable of handling complex, lengthy code efficiently. ... Tito's debugger provides detailed expression evaluation through the ToolTip feature and also supports viewing of cached XML documents that use XSLT.
http://s91603300.onlinehome.us/store/tito-setup.exe - 5Mb - Download - Screenshot

XMLSpy Enterprise Edition
Altova XMLSpy 2006 Enterprise Edition is the industry standard XML development environment for modeling, editing, debugging, and transforming all XML-related technologies, then automatically generating runtime code from schemas in multiple programming languages. ... XMLSpy 2006 includes a schema-aware XSLT processor and a unique XSLT 1. ... 0 debugger that allows you to step through XSLT transformations line-by-line. ... XMLSpy Enterprise Edition offers advanced WSDL and SOAP capabilities, including WSDL file visualization, editing, and validation, SOAP request/response activities, and a...
http://www3.altova.com/download/2006/XMLSpyEnt2006.exe - 16Mb - Download - Screenshot

XMLSpy Professional Edition
Altova XMLSpy 2006 Professional Edition is the industry leading XML development environment, providing intuitive editing views and powerful XML utilities to model, edit, transform, and debug XML technologies quickly and easily. XMLSpy 2006 Professional Edition includes the world's leading XML... XMLSpy 2006 also includes a unique schema-aware XSLT processor and an XSLT 1. ... Altova XMLSpy 2006 Professional Edition is for the professional developer working with XML, XSLT, XPath, XQuery, and XML Schema.
http://www3.altova.com/download/2006/XMLSpyProf2006.exe - 16Mb - Download - Screenshot

oXygen XML Editor and XSLT Debugger
Oxygen is a multi-platform XML Editor, XSLT/XQuery Debugger and Profiler with full Unicode support. It offers a powerful code insight that can follow a DTD, Relax NG or an XML Schema or even can learn the structure from a partial edited document. XML and XSL documents can be easily associated... The output is dynamically presented as it is generated by the transformation process complete with mapping to the source and stylesheet. ... Debugging and profiling can be done using the latest versions of Xalan, Saxon 6 or Saxon 8 transformation engines.
http://www.oxygenxml.com/InstData/Windows/NoVM/oxygen.exe - 16Mb - Download - Screenshot