DocBook This tutorial explains how to write DocBook files in Eclipse and how to convert these files into various output formats, e.g., to HTML and PDF. It also explains how to configure XInclude to divide the information into different source files. This tutorial uses Docbook 4.5, the Saxon XLST processor in version 6.5.5, Eclipse 4.3 and the XLST stylesheets in version 1.77.1.