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The metric project supplies, via the web, educational materials in mathematics and mathematics-based subjects. There are interactive explorations of mathematical ideas, self-test exercises, tools and tutorials.
ElateXam is a complete toolsuite for electronic exams. It includes several task types (multiple choice, cloze texts, free texts, mapping, drawing, autotool), correction tools, analysis and export features. It's used at the university of Leipzig.
Quiz! A hypercard-ish app for multiple choice quizzes. Users generate unique self-tests or use in networked environment, i.e. - classroom setting. Allows branching along different paths based on question navigation rules. Eclipse RCP based. OS agnostic
Interactive Web based Test System. An XML based Question/Answer multiple choice test system. Has a servlet based component for testing your knowledge via the web. And a VB based code for taking a test off a PC. Sample XML test (500 questions)
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.