The following tools are required for you to create and process (build) DITA documents with the small package. Each tool must be at a certain version level to allow it to work with the other tools in the set. For information about the required levels, see System requirements and supported applications.
Ant
Ant is an Apache, Java-based processing (build) tool.
An XSLT processor
You can install either SAXON or Xalan (or both) to process XSLT stylesheets (a set of which are part of the Toolkit).