Easy load testing with hosted load generators and detailed reporting

Created by maintainers of the open-source Locust project

Key features

Simple stack

Define your tests in regular Python code

Intuitive interface

Run tests from the command line or a web UI

Detailed analytics

View or export throughput, response times, and errors

High compatibility

Import regular Python libraries into your tests

Minimal setup

Use our hosted load generators
Cloud only

Trend detection

Visualize results and compare tests over time
Cloud only

Smart insights

See suggested test optimizations to get the most accurate results
Cloud only

Quick setup

Start in minutes with easy test script creation based on browser recordings
Cloud only

Test automation

Schedule and automate test runs
Cloud only

Dedicated support

Get answers with expert technical support
Cloud only
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“Locust's intuitive Python-based scripting allows us to create realistic user scenarios effortlessly. Its real-time metrics, excellent scalability, and customizable approach has helped us ensure a seamless and reliable experience for our users, even under heavy load.”
Senior Project Lead
UST Global
24K★
on GitHub (and counting)

Cloud team

Lars Holmberg

Founder & CTO
@cyberw

Andrew Baldwin

Full-Stack Engineer
@andrewbaldwin44

Fredrik Berts

Developer & Cloud Engineer
@ftb-skry

Open-source contributors

Jonatan Heyman
@jonatanheyman
Corey Goldberg
@cgoldberg
Peter Darrow
@pmdarrow
Justin Iso
@JustinIso
Alden Peterson
Mark Beacom
@mbeacom
mboutet
HeyHugo
Trouv
max-rocket-internet
cgbystrom
Jahaja
ajt89
delulu
aek
samuelspagl
vstepanov-lohika-tix
mgor
SamPosh
fabito
mikenester