XML and Java technologies: Document models
- Article by Dennis M. Sosnoski compares the performance and functionality of several Java document models.
- http://www-128.ibm.com/developerworks/xml/library/x-injava/

oXygen
- XML Editor and XSLT Debugger in Java. Can validate XML, XSD, DTD and XSL. Provides XSLT transformation, Unicode support, FOP support, browser preview, automatic DTD generation, code insight and outliner.
- http://www.oxygenxml.com/

Oracle XML Developer's Kit for Java
- Offers XML parser, XSLT processor, XML schema processor, class generator, SQL utilities, XSQL servlet, and Oracle SOAP. [Commercial]
- http://www.oracle.com/technology/tech/xml/xdkhome.html

Introduction to XML Programming
- This basic tutorial explains step by step how to use XML Parsers (SAX and DOM), XSLT, and XML Namespaces.
- http://www.javacommerce.com/displaypage.jsp?name=index.sql&id=18232

XAMJ
- A thin client XML UI and text markup language tightly integraded with Java. XAMJ applications/pages may be deployed over HTTP (like HTML or Java Webstart) or locally on a user's PC. Also Warrior, an open-source browser/platform for the deployment of XAMJ
- http://html.xamjwg.org

Jamper - Java XML Mapper
- A graphic utility that simplifies the process of creating XSLTs using drag-and-drop. [Open source, GPL]
- http://jamper.sourceforge.net/

JEX - Java Extension
- A redefinition of Java using an XML syntax. This allows programmers to extend their favorite language. It also simplifies compilers, IDEs and code generators. [Open source, GPL]
- http://jex-project.sourceforge.net/

XML Convert
- A Java application that converts flat files into XML and vice versa. Free evaluation version is available.
- http://www.unidex.com/xflat.htm

XMLGenie
- Java XML to HTML conversion tool (applet, application, servlet versions). [Commercial]
- http://www.kilowattsoftware.com/XmlGeniePage.htm

DrawTag
- Draws JPEG tree diagrams of XML files. Features include vertical or horizontal tree orientation, optional inclusion of XML attributes in the diagram, and user-specified font and pointsize. [Shareware]
- http://www.intsysr.com/drawtag.htm

CLaRK
- An XML-based software system for corpora development. Implemented in Java. The main components are: Unicode XML Editor, XPath Engine, XSLT Engine, XML Constraints, XML Cascaded Regular Grammar Engine.
- http://www.bultreebank.org/clark/

Butterfly
- A simple Code Generator using XMI as the input and XSLT templates to generate any type of code. Several templates are provided including EJB, JDO and Struts. Users may use the templates, modify them or create new ones using XSL. [Open source, GPL]
- http://butterflycode.sourceforge.net/

RTF2FO
- RTF to XML converter RTF documents to XML ones in line with latest W3C specifications for XSL FO formatting semantics. Using different XSL FO rendering tools converted files can ease converted in different output formats such as PDF, HTML, PostScript. It
- http://www.rtf2fo.com/index.html

Versim Differencing Toolkit for Java
- Assist developers of XML applications in identifying differences between XML documents. Online demo. [Shareware]
- http://www.versim.com/cgi-bin/view/

Xbean
- Open source project where software components take XML as input, processes it in some fashion and then pass XML on to the next Xbean. Includes white papers and mailing list.
- http://www.xbeans.org/

Devsphere Java-XML Projects
- Offers XML parsing benchmarks, open source framework for handling parsing related events (SAXDOMIX), and form handling framework.
- http://www.devsphere.com/xml/

The Apache XML Project
- Provides commercial-quality standards-based XML solutions for Java, C++ and Perl that are developed in an open and cooperative fashion. Includes XML and XSLT parsers.
- http://xml.apache.org/

Processing XML with Java
- Online draft of a book by Elliotte Rusty Harold.
- http://www.ibiblio.org/xml/books/xmljava/