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QANT is a publication generator. Data is stored in MySQL and exported into XML. The output can be transformed using xslt into html and pdf. QANT can be used as editor for QTI packages. Written in PHP, requires MySQL and cocoon for PDF output generation.
OpenTAC is a web based suite of online learning tools (quizzing, class admin, forums, etc.) written in Java using the Jakarta packages Struts and Torque. OpenTAC will be released under the GNU LGPL. It strives for platform and database independence.
Pavlov is a Java multiple choice teaching program. Easy to write, pluggable question selection strategies & user feedback modules optimize time spent learning huge amounts of info stored in XML libraries. Also library editor and general use packages.