winrk
Winrk is an HTTP benchmarking tool for Windows users, inspired by wrk.
...It is easy to use, fast to deploy, and built with stability and precision in mind. Whether you're testing local services or public APIs, Winrk helps you analyze performance, latency, and throughput under load, right from the Windows command line.
Source code: https://github.com/fomalhaut88/winrk