jSOAP is designed for mobile devices which runs a J2ME platform. With jSOAP you can deal with a webservice using SOAP. jSOAP is very usefull when you don't now before the application starts how is structured the webservice. No need of WSDL !
Dunbar is a location-based chat tool for mobile devices and phones as well as desktop computers. The architecture is built on web services so that clients on any operating system can be created. The service will be free to users, and the source code will
IMS is for field agents collecting artifacts related to a claim by allowing Windows Mobile 6 users to gather notes, recorded interviews and photos taken with the device’s camera, and assign them to incidents stored in a DFS-enabled Documentum repositor
XUP (Extensible User Interface Protocol) is a SOAP-based protocol for delivering events and incremental UI updates. This project builds a web application development framework on top of XUP, consisting of a client, a server toolkit, and a template viewer.