Locust
Locust is an open-source Python framework for writing and running load tests. Developers and QA teams use it to simulate concurrent users, measure application performance, and identify bottlenecks.
Overview
6 featuresIn the Testing & QA space, Locust takes a focused approach. Load testing applications and services to identify performance and scalability issues before production. It is built as an open-source project for developers and QA engineers. Locust is open source under the MIT license. It runs on the web and the command line, and it can be self-hosted.
It is developed by Locustio, and it first shipped in 2010. The project is developed in the open on GitHub with 28.1k stars and 161 commits in the last 90 days. Key capabilities include user behavior scripting, concurrent user simulation, and distributed load testing.
Summary written by a language model from the project’s public pages.
- User behavior scripting
- Concurrent user simulation
- Distributed load testing
- Web-based monitoring
- Real-time metrics
- Command-line execution
Built with & integrations
- Devin
- commit 3c324d8ff966 · since Aug 2026
Trust & compliance
Indexing history
2What PulseGate has recorded for this listing
Frequently asked questions about Locust
- What is Locust?
- Load testing applications and services to identify performance and scalability issues before production. It is catalogued under Testing & QA on PulseGate.
- Who should use Locust?
- Locust is an open-source project built for developers and QA engineers.
- Does Locust have a free plan?
- Yes — Locust is open source under the MIT license and free to use.
- What platforms does Locust run on?
- Locust runs on the web and the command line. It can also be self-hosted.
- Is Locust still active?
- The GitHub repository shows 161 commits in the last 90 days.
- Who makes Locust?
- Locust is developed by Locustio.
- When did Locust launch?
- Locust first shipped in 2010.
- Is Locust open source?
- Yes — Locust is open source under the MIT license, developed on GitHub.
Similar projects
Closest matches by what these projects do