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 !
mSoap is a SOAP client library for Java ME (J2ME) designed to work with most SOAP servers out there. mSoap is released by Machina Networks AS under the GPL version 2 or later.
Wingfoot SOAP client (wsoap) is SOAP 1.1 compliant client library for MIDP/CLDC, Personal Java/CDC, J2SE and J2EE platforms. It has an extremely small footprint- 35k with the XML parser, and 21k without it.
Be4gle is a web services layer for MySQL that exposes the database as a SOAP server. HTML forms and a generic JavaScript soap client are generated from XML templates enabling client side data binding and event-driven web applications (AJAX).