digiquest is a system for creating and distributing electronic
questionnaires, surveys, and forms to collect data from people who
fill them out by answering the given questions. Beside different
types of questions, there is a flexible and extendable condition-based
system to check answers and control the flow of displayed questions.
Questionnaires and answers can be stored in different formats (XML,
database), and different platforms (desktop, Web servers, PDAs) are
supported.