Locust
★ 4/5 · Testing
Locust is a testing tool for quality assurance, automation, observability, or software reliability.
Pros
- Open source and free
- Python-based load testing lets developers write tests in plain code
- web UI shows real-time test progress with ability to adjust load during execution
Cons
- Requires Python knowledge
- may not scale as high as commercial competitors on limited hardware
- minimal built-in reporting compared to SaaS tools
Cost
Free (MIT open source)
Verdict
Best for development teams doing performance testing in CI/CD pipelines who want a free, code-first load testing solution.
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