The following tools are necessary for building most output formats of the design document (and other DocBook documentation) from their XML and asciidoc sources: - GNU make - asciidoc 8.5.3 - dblatex dblatex has a number of dependences: - Python >= 2.4 - Recent LaTeX distribution - xsltproc - XML DocBook 4.1 DTD - Ghostscript - groff + GNU pic - HTML Tidy - realpath