Calenco is a Web collaborative platform that enable remote teams of writers, proofreader, graphic designers, translators, etc. to produce together XML documents like user guides, security procedures, etc.
deplate is a tool for converting wiki-like markup to latex, docbook, html, or "html-slides". It supports embedded LaTeX code, footnotes, citations, biblographies, automatic generation of an index etc.
DocBook sml maintains multilingual documentations, generates fully automated artifacts(html,pdf,xml,txt), uses DocBook XSL,Saxon,Xalan,FOP,Lynx, is driven by Ant,Yax, supports Computer Aided Translation and runs standalone or in an IDE like Eclipse.