nGrinder is a stress tests platform that enables you to create test scripts, execute tests, monitor target servers and generate results simultaneously. The open-source nGrinder offers easy ways to conduct stress tests by eliminating inconveniences and providing integrated environments. It uses the renowned performance test tool, The Grinder, as its internal engine. A breakthrough feature of nGrinder 3.X is support for concurrent tests which means that multiple users can run different tests at the same time! And it's cloud with attractive interface!