Link: http://www.buldocs.com/xnsdoc/
Source Author or Organization: buldocs Ltd.

xnsdoc is a documentation generator for XML namespaces defined by W3C XML Schema in a JavaDoc like visualization. xnsdoc supports all common schema design practices like chameleon, russian doll, salami slice, venetian blind schemas or circular schema references. xnsdoc can be used from the command line, as an Apache Ant Task, as an Apache Maven Plugin, as an eclipse plugin or integrated as a custom tool in many XML development tools.