queXML and related Web links
https://dcarf.deakin.edu.au/quexmltools/ - DCARF queXML tools. Use this page to convert queXML to phpSurveyor, CASES, XSL-FO (for PDF) without having to install any software on your computer. Download the queXML package to access a sample queXML file for testing.
http://www.deakin.edu.au/buslaw/dcarf - The Deakin Computer Assisted Research Facility, developers of queXML.
http://www.limesurvey.org - Limesurvey (was PHP Surveyor) offers live interviewing deployed surveys on the Web.
http://cases.berkeley.edu - CASES software for CATI (Computer Assisted Telephone Interviewing) based surveying.
http://www.icpsr.umich.edu/DDI/ - The DDI standard.
http://xmlgraphics.apache.org/fop/0.94/index.html - A tool used to convert XSL:FO to PDF
http://barcode4j.sourceforge.net/2.0/index.html - A tool for generating barcodes
http://quexf.sourceforge.net/ - Web based verification software for paper based forms. Developed by DCARF.