Here, I came across another usefull set of tools recommended by one of the fellow developers, here is the link to the list on his blog: http://www.linkedin.com/redirect?url=http%3A%2F%2Fwww%2Emossgurus%2Ecom%2Fadnan%2FLists%2FPosts%2FPost%2Easpx%3FID%3D21&urlhash=fMcg&_t=disc_detail_link
Here is also a great find:
Debugging your SOAP when working with SharePoint web services using this sweet tool (SOAP UI)
http://www.soapui.org
