LoadRunner is a Performance Testing tool which supports various development tools, technologies and communication protocols. In fact this is the only tool in market which supports such large number of protocols to conduct performance testing.
LoadRunner is not only pioneer tool in Performance Testing, but it is still market leader in the Performance testing paradigm. In a recent assessment, LoadRunner has about 85% market share in Performance Testing industry.
Broadly, LoadRunner supports RIA (Rich Internet Applications), Web 2.0 (HTTP/HTML, Ajax, Flex and Silverlight etc.), Mobile, SAP, Oracle, MS SQL Server, Citrix, RTE, Mail and above all, Windows Socket. There is no competitor tool in the market which could offer such wide variety of protocols vested in single tool.