Docgen plugin for Protege provides a quick export of all the content of an ontology (classes, instances and documentation) in various formats (html, pdf, fo...). Images, Graphs, URL are readyly included in reports.
Freeware download of Docgen: Report Generator for Protege 1.0, size
High-performance universal XML Schema Documentation Generator with diagrams.
* Takes on input any number of W3C XML Schema (XSD) files and generates by them a multi-file Javadoc-like HTML documentation as well as single-file HTML and RTF
* Automatically loads and documents all referenced XML schemas. If some
Free download of FlexDoc/XML XSDDoc 2.9.1, size