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k6

Developer centric open-source load and performance testing tool
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What is k6?

It is a developer centric open source load testing tool for testing the performance of your backend infrastructure. It’s built with Go and JavaScript to integrate well into your development workflow.
k6 is a tool in the Load and Performance Testing category of a tech stack.
k6 is an open source tool with 13.3K GitHub stars and 658 GitHub forks. Here’s a link to k6's open source repository on GitHub

Who uses k6?

Companies
14 companies reportedly use k6 in their tech stacks, including Our Stack, Finema, and arivu.one.

Developers
49 developers on StackShare have stated that they use k6.

k6 Integrations

Kafka, Grafana, Debian, Datadog, and Linux are some of the popular tools that integrate with k6. Here's a list of all 9 tools that integrate with k6.
Pros of k6
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Fits nicely in a CI workflow
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It's code-first
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Open-source
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Test scripts are written in javascript
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Easy to use

k6's Features

  • Written in Go and JavaScript, built to integrate well into the modern developer workflow and automation pipelines
  • Primarily for load testing, it also works for functional testing of APIs and microservices with its powerful JS ES6 based scripting API
  • Straightforward CLI, sharing many UX aspects with the DevOps tools you already use

k6 Alternatives & Comparisons

What are some alternatives to k6?
Locust
Locust is an easy-to-use, distributed, user load testing tool. Intended for load testing web sites (or other systems) and figuring out how many concurrent users a system can handle.
Gatling
Gatling is a highly capable load testing tool. It is designed for ease of use, maintainability and high performance. Out of the box, Gatling comes with excellent support of the HTTP protocol that makes it a tool of choice for load testing any HTTP server. As the core engine is actually protocol agnostic, it is perfectly possible to implement support for other protocols. For example, Gatling currently also ships JMS support.
Wrk
It is a hiring platform that provides an affordable way for small businesses to get a handle on their hiring process—a seamless set of features to create custom job posts and application forms, manage incoming candidates, and document the entire journey.
Apache JMeter
It is open source software, a 100% pure Java application designed to load test functional behavior and measure performance. It was originally designed for testing Web Applications but has since expanded to other test functions.
Loader.io
Loader.io is a free load testing service that allows you to stress test your web-apps/apis with thousands of concurrent connections.
See all alternatives

k6's Followers
113 developers follow k6 to keep up with related blogs and decisions.