The Trentino overall documentation is a maven site (see maven site plugin ). It contains developer and user documentation.
Developer documentation are web pages created using docbook simplified xml format. See the Simplified Docbook website.
User documentation are created during maven site generation. They are provided into tree format which are PDF, HTML Single and HTML chuncked. They are created using an XML format called docbook. Docbook is a standard format for documentaion, that competes other well known documentation format like LaTeX. Docbook documents are available under doc/site/docbook.
The main entry point for the documentation is the index.xml document. It includes other chapters per xml include statement.