Many tools are available for web service designing, programming and testing, commercial and free. But what is available in the area of documentation? Are there tools which can parse a WSDL and then generate a 'human-readable' documentation in HTML (or PDF)?
There is Enunciate:
Enunciate is an engine for enhancing your Java Web service API. It's simple: you develop your Web service API using standard Java technologies and attach Enunciate to your build process.
Use cases: