This web site contains interop test endpoints and web-based interop test clients powered by the following Microsoft web services stacks:

• Indigo B1. Not released yet, community technical preview (CTP) available for download here.
• Web Services Enhancements 2.0. Available for download here
• ASMX Web Services 1.1. Available for download as part of .Net Framework SDK
• .Net Remoting SOAP. Available for download as part of .Net Framework SDK
• Microsoft SOAP Toolkit 3.0. Available for download here, mainstream product support is retired April 2005, extended product support is available until March 31, 2008

Currently available areas for interop testing:

• SOAP, WSDL - SoapBuilders tests
• MTOM
• WS-Addressing
• WS-Security
• WS-RM