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k6

grafana/k6
Download & install Download and install locally. No server needed.

A modern load testing tool, using Go and JavaScript

Load testingCommand lineDeveloper
k6 website screenshot

From the README

k6 is a modern load-testing tool, built on our years of experience in the performance and testing industries. It's built to be powerful, extensible, and full-featured. The key design goal is to provide the best developer experience.

Stars
★ 31.6k
Language
Go
License
AGPL-3.0
Last updated
2026-09-23
Category
Databases & API tools
Section
General