Photo Searcher is under Apache 2.0 license. It's using photo to search the photo in the database. You should upload and save the photo by using Photo Searcher feature in order to build the database.
Visual xsltproc is a tool which help to write xslt file, and debug it to find errors. It writes xml, and generates xml (Syntax highlighting of XML & line Nr.). Finally if the result is XSL-FO it generates the pdf on Apache FOP java. Build on QT4.2.