Description:
Modern load testing tool, using Go and JavaScript
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Type: Formula
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Latest Version: 1.4.2@0
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Tracked Since: Nov 10, 2025
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Links:
Homepage |
@k6_io |
formulae.brew.sh
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Category: Developer tools
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Tags:
load-testing
performance
testing
devops
javascript
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Install:
brew install k6
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About:
k6 is an open-source load testing tool designed for testing the performance of APIs, microservices, and websites. It uses Go for high performance and JavaScript for writing test scripts, allowing developers to define complex load scenarios. Its developer-centric approach integrates easily into CI/CD pipelines for automated performance testing.
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Key Features:
- Scriptable in JavaScript (ES6)
- High performance with low resource usage
- CLI-based with a modern UI
- Extensible via extensions
- CI/CD friendly
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Use Cases:
- Load testing APIs and microservices
- Spike testing to simulate traffic surges
- Automated performance testing in CI/CD pipelines
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Alternatives:
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Apache JMeter
– k6 is scriptable in JS and generally more resource-efficient, whereas JMeter uses a GUI-centric approach and XML configuration.
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Locust
– Locust uses Python for scripting, while k6 uses JavaScript and is built on Go for higher concurrency and performance.
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| Dec 25, 2025 7:57pm |
1.4.2 |
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