eXist-db is a feature rich Open Source native XML database
Meta-Model Management based on RDFs Revision Reflection
Mentalese Database Engine
HL7 Inspector is a tool for managing HL7 messages
a Domain Ontology rapiD DeveLopment Environment – OWL extension
An easy-to-use tool to create html pages.
TCPMonPlus intercepts TCP packets and SOAP reqeusts
WSDL Comparator compares two different wsdl files and gives a report
OntoComP is a Protégé 4 plug-in for completing OWL ontologies
GPS data visualisation and exploration