k6 is an open-source tool and cloud service that makes load testing easy for developers and QA engineers.

Grafana k6 is an open-source, developer-friendly, and extensible load testing tool. k6 allows you to prevent performance issues and proactively improve reliability.

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.

K6 is both an HTTP load and functional test tool, written in Go and using the goja embedded JavaScript interpreter for test scripting purposes. Tests are written in ECMAScript 6 using the Babel transpiler.

For modern engineering teams. The k6 API and CLI are designed to be intuitive, flexible, and powerful. Build realistic load tests using a familiar scripting language. Reuse modules and Javascript libraries …

Jul 14, 2025 · The k6 framework is a powerful, open-source load-testing tool that bridges simplicity with sophisticated performance analysis. Designed to enable developers to create comprehensive …

Get started with the easy-to-use, well-documented k6 APIs and CLI and a familiar scripting language, JavaScript. Onboard users quickly and lower the barrier to entry for writing test scripts with Grafana …

Jul 23, 2025 · Load testing is a subset of performance testing where we analyze the behavior of the application under normal or peak load conditions. What is k6? k6 is an open-source load testing tool …

The k6 open source project was started in 2016 by k6, a startup Grafana Labs acquired in 2021. The mission of the project is to give teams extensible load testing tools for building and observing reliable …

This is k6. The story of how we got started on the journey to providing the best load testing platform on the planet.