AGYNAMIX has released Dopus, a free-as-in-speech (GPL) Docbook framework. According to Torsten Uhlmann, "Dopus is build upon Java and Apache Ant and uses freely available components like Apache FOP, Saxon and Apache Xerces. The components are put together using Apache Ant and a generator.[bat|sh] script which makes generating output a snap." Dopus supports XInclude, XML catalogs, and various customizations. Output formats include HTML, chunked HTML, PDF, Eclipse Help, JavaHelp, and Zip.