SOAP at UserLand
- The jump-off point for all of UserLand's resources for SOAP and XML-RPC developers. By UserLand Software, Inc.
- http://radio.userland.com/developer/APIs/soap

Qt SOAP Manager
- A GUI tool for sending SOAP messages that can be used for the development, debugging or exploration of Web Services. [Open source, GPL]
- http://qsoapman.sourceforge.net/

SOAPAgent.com
- An open SOAP directory.
- http://soapagent.com/index.html

FREE Web Services development and deployment platform.
- Idoox develops and sells Web Services infrastructure software. Our products make it easy for companies to create, publish, discover and use SOAP Web Services.
- http://www.idoox.com

Cetus Links: SOAP
- An index of SOAP-related resources.
- http://www.cetus-links.org/oo_soap.html

The XML Cover Pages: SOAP
- Provides description and references for SOAP. By Robin Cover.
- http://xml.coverpages.org/soap.html

soapware.org
- Directory of SOAP-related resources. By UserLand Software, Inc.
- http://www.soapware.org/

SOAP at PercentXML.com
- A SOAP resource center with categories like articles, software, for beginners, books, FAQs, etc.
- http://www.perfectxml.com/soap.asp

SOAPClient.com
- Contains SOAP testing tools, sample services, free source code and other resources. By SQLData System, Inc.
- http://www.soapclient.com/

SOAP Resource Center
- A resource site for SOAP with protocol specs, whitepapers, tutorials, FAQs and software. By SoapRPC.com.
- http://www.soaprpc.com/