The DocBook Publishing Utilities tools, which make creation and publishing of DocBook easier. The tools are: Maven plug-in to Transform HTML into XML (use after docbkx); Eclipse DocBook table editor; Eclipse wizards for initial DocBook files.
ddreditor (Digital Didatic Resource Editor) is a editor of Digital Didatic Resources (learning objects and more). It is implemented using Python and it´s GTK bindings and uses a docbook substed as it´s markup language.