BlueMoon - Version 3.0 Write mobile applications once and run them anywhere. Forget WML, HDML, HTML, and VoiceXML. Use the powerful BlueMoon Wireless Application Server and GUI development tool to create enterprise-ready applications that work on any device over any network. With an XML-based language, extensive API, and plenty of sample applications and templates, BlueMoon will help you quickly and efficiently wirelessly extend your business or enterprise.