" XMetaL  (SoftQuad Software, Ltd.)
Enabling XML content applications in e-commerce, e-publishing and Knowledge Management.

" XML Authority  (TIBCO Software Inc.)
The comprehensive development environment for the design, conversion, and management of schemas for XML.

" Total-e-Server  (Bluestone Software, Inc.)
Provides a proven, flexible, secure, highly scalable, and fault-tolerant infrastructure for all types of e-business activities including application development, deployment, integration, and management.

" Highwire  (CORDA Technologies Inc.)
Conversion of HTML to PDF, using well-formed HTML

" Majix  (TetraSix)
Word to XML converter

" GoXML™ Transform  (XML Global Technologies)
Part of the GoXML™ Foundation Suite of Products: a transformation engine for dynamic exchange of XML, EDI and other data formats.

" XML Spy  (Altova)
The first true Integrated Development Environment for the eXtensible Markup Language that includes all major aspects of XML

" X-Fetch™ Suite  (Republica Corp)
A fast and easy-to-use toolkit for integrating applications and information systems and building XML-applications. It consists of complementary J2EE/EJB components.

" Carels.VirtualClient Studio  (Carels Corporation)
The visual authoring tool for accelerated prototyping and building of XML enabled business application front-ends.

" Apache Cocoon  (The Apache Software Foundation)
A 100% pure Java publishing framework that relies on new W3C technologies to provide web content.

" Content@XML  (Xyvision Enterprise Solutions, Inc.)
Harnesses the power and flexibility of XML content in a simple yet comprehensive content management and workflow application.

" eContent  (Jcorporate Ltd.)
Simple and affordable content management application.

" MSXML  (Microsoft Corporation)
High-performance XML parser which is available as a COM component, and can be used to implement XML support in applications.

" Xerces  (Apache Software Foundation)
XML parsers in Java, C++ (with Perl and COM bindings)

" Expat XML Parser  (Clark Cooper)
An XML parser library written in C.

" XML Spy  (Altova)
The first true Integrated Development Environment for the eXtensible Markup Language that includes all major aspects of XML in one powerful and easy-to-use product.

" Visual XML  (Pierlou Inc.)
A tool that enables you to create and modify DTD and XML documents.

" Syntext Serna  (Syntext, Inc.)
Portable True WYSIWYG XML Editor

" eXcelon Stylus Studio  (eXcelon Corporation)
An integrated development environment for creating, validating, and debugging XSL stylesheets, and XML-to-XML mappings.

" Visual XSLT  (ActiveState)
Visual XSLT is the powerhouse XSLT development environment plug-in for Visual Studio .NET.

" IBM XSL Editor  (IBM AlphaWorks)
The IBM XSL Editor application allows a user to import, create, and save Extensible Stylesheet Language (XSL) style sheets and Extensible Markup Language (XML) source documents.

" XSLT Test Tool  (Joshua Allen)
XSLT test utility with user interface for various popular XSLT processors.

" MSXSL.EXE Command Line Transformation Utility  (Microsoft Corp.)
Enables you to perform command line Extensible Stylesheet Language (XSL) transformations using the Microsoft® XSL processor.

" XSLTracer  (Zvon)
Tool that visualizes the processing of an XML file by an XSLT stylesheet.

" Oracle XSLT Processor  (Oracle Corp.)
XSLT Processor: transforms or renders XML into other text-based formats such as HTML.

" FastXML  (Helena Kupková)
A prototype of high performance XML components that aims to be compatible with the Microsoft® XML Parser (MSXML).

" MSXML  (Microsoft Corporation)
MSXML 3.0 featured complete implementation of XSLT & XPath W3C specifications.

" Visual XPath  (Nauman Leghari)
A graphical way of generating XPath query results

" XPathTool  (Wui Cheong Enterprise Inc. (Khun Yee Fung))
This tool is meant as a learning tool for XPath.

" XPath 1.0 (XSL Patterns)  (Aaron Skonnard)
Interactive Expression Builder

" XML Spy  (Altova)
XML Spy supports both editing and schema-validation.

" XML Authority V2.1  (TIBCO Software Inc.)
The premier solution for the creation, conversion, and management of DTDs and XML schemas

" Turbo XML  (TIBCO Software Inc.)
A professional solution for developing and managing XML assets.

" XML Query Engine  (Fatdog Software)
XML Query Engine (XQEngine for short) is a full-text search engine component for XML.

" TEXTML Server  (IXIA, inc)
n XML database whose purpose is to store, index and retrieve XML content.

" GoXML™ Search  (XML Global Technologies)
Part of the GoXML™ Foundation Suite: a scalable, context-based XML search engine that delivers precise results.

" XML Viewer for Java  (IBM AlphaWorks)
A Java application that displays any well-formed XML document.

" Microsoft Internet Explorer  (Microsoft Corp.)
Microsoft's web browser with considerable XML support, including support for Namespaces.

" Netscape 6.01  (Netscape)
It supports HTML 4.0, XML, CSS, DOM, namespaces, simple Xlink

" SOAP::Lite  (Paul Kulchenko)
The Power Of Simplicity: SOAP::Lite for Perl is a collection of Perl modules which provides a simple and lightweight interface to the Simple Object Access Protocol (SOAP) both on client and server side.

" Microsoft SOAP Toolkit 2.0  (Microsoft Corporation)

" IdooXoap for Java and C++  (Zvon)

" Sedna  (ISPRAS MODIS)
A native full-featured data management system

" XYZFind  (XYZFind Corporation)
XYZFind™ is a native XML database with a radical “universal schema” architecture.

" eXist  (Wolfgang Meier)
An Open Source native XML database with pluggable storage backends and support for fulltext search.

" Confluent Web Services Management Platform  (Confluent Software, Inc.)
For the first time, decentralized IT organizations will be able to effectively enforce security and Quality of Service best practices across large numbers of XML Web services, owned and developed by different departments or partners, and deployed on heterogeneous platforms and transport protocols.

" SOAP::Lite for Perl  (Paul Kulchenko)
The Power Of Simplicity. A collection of Perl modules which provides a simple and lightweight interface to the SOAP, both on client and server side.

" Wisiba  (Itellix)
A platform independent, standards compliant Web services management suite that helps organizations derive commercial value from their production grade Web services.

" Formatting Objects Authoring (FOA)  (Fabio Giannetti (HP))
World's first XSL-FO Authoring tool

" FOP (Formatting Objects Processor)  (The Apache Software Foundation)
The world's first print formatter driven by XSL formatting objects and the world's first output independent formatter.

" XSL Formatter  (Antenna House, Inc.)
A professional formatting solution that conforms to XSL V1.0 W3C Recommendation.

" XSign Software Development Kit  (Security Technology Competence Centre)
The first C++ based software development kit to apply and verify XML Signatures over structured or unstructured data as defined by W3C Organization

" XKMS using ASP.NET (Article)  (Microsoft Corporation)
This paper and its associated sample code cover creating a Microsoft ASP.NET Web service that conforms to a SOAP message-based interface specification.

" RSA BSAFE Secure-WS, SecurXML-C and Cert-J  (RSA Security Inc.)
Securing SOAP Messages with WS-Security, Signing XML data with XML Digital Signatures