Metriworks - Tracking and Measurment for .NET Web Services

Freeware
MetriWorks enables detailed Web Service measurement and analysis for the .NET platform. Our Signature application logs and measures usage patterns to the Web Service parameter level. Every bit of data flowing through your services can be seen, from the aggregate view to the individual call. More...>>

SOAPSonar by Crosscheck

Freeware
SOAPSonar™ Personal Edition provides comprehensive web services functional testing features for developing and testing applications based on WSDL and SOAP.
The SOAPSonar™ Personal Edition version is FREE. SOAPSonar™ provides Web Services developers, testers, and security professionals immediate productivity in testing and analyzing their Web Services. Features include: Web Services Functional Testing, Complex SOAP WSDL Support, Identity Management. More...>>

soapUI

Freeware / Open Source
As the only Web Service test tool in the world, soapUI Pro gives you WSDL Coverage. The eviware invention of WSDL Coverage is a breakthrough in testing metrics delivering as an easy to understand metric that shows how well tested your Web Services are. More...>>

WebInject

Freeware
WebInject is a free tool for automated testing of web applications and web services. It can be used to test individual system components that have HTTP interfaces (JSP, ASP, CGI, PHP, Servlets, HTML Forms, XML/SOAP Web Services, etc), and can be used as a test harness to create a suite of [HTTP level] automated functional, acceptance, and regression tests. A test harness, also referred to as a test driver or a test framework, allows you to run many test cases and collect/report your results. WebInject offers real-time results display and may also be used for monitoring system response times.
WebInject can be used as a complete test framework that is controlled by the WebInject User Interface (GUI). Optionally, it can be used as a standalone test runner (text/console application) which can be integrated and called from other test frameworks or applications. More...>>

WebServiceStudio

Freeware / Open Source / Example
.NET Webservice Studio is a tool to invoke webmethods interactively. The user can provide a WSDL endpoint. On clicking button Get the tool fetches the WSDL, generates .NET proxy from the WSDL and displays the list of methods available. The user can choose any method and provide the required input parameters. On clicking Invoke the SOAP request is sent to the server and the response is parsed to display the return value. More...>>