eLML (eLesson Markup Language) is an XML framework for creating structured eLessons based on a pedagogical model. eLML consists of an XMLSchema and XSLT files to create XHTML, PDF, LaTeX, IMS CP and SCORM versions, standards supported by most LMS.
LCGML (Legacy Crawling Game Markup Language) makes it possible do script old fashioned text adventures. It is an XML-driven Document format. For the stable product, an perl interpreter is also planned