XML editor
XMLTV obtains and processes TV listings data
Dynamically loaded extension libraries for GNU AWK
Development toolkit for Web Services and XML data bindings for C & C++
X3D is the open-standard format for 3D graphics scenes on the Web.
XMLJ is a Java XML Editor and validator project.
XML text markup for ancient documents
XML Schema for questionnaires and PDF questionnaire generator
Simple C++ XML processing
eXist-db is a feature rich Open Source native XML database
XML Application Framework based on JAVA
NO LONGER MAINTAINED
xslet project provides some XSL libraries and applets.
Create XML and JSON data services from any data source
In memory database for XML files