Loadrunner

LoadRunner is a software testing tool from OpenText. It is used to test applications, measuring system behavior and performance under load. LoadRunner. Developer(s) Micro Focus.

It is designed by HP and used to do stress testing and the outcome is generated by Loadrunner and it is measured as standards.

Official Download : overview

Documentation : https://www.guru99.com/introduction-to-hp-loadrunner-and-its-archtecture.html