loadtest

Name: loadtest
Author: Alex Fernandez

A command-line tool and API for load testing HTTP and WebSocket URLs.

By Alex Fernandez

Free Open sourceCommand line

Official websitegithub.com

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Alternatives

autocannonautocannon focuses on fast HTTP/1.1 load testing from the command line, while loadtest also supports WebSocket URLs.
Grafana k6An open-source command-line load testing tool that runs test scripts written in JavaScript.
LocustAn open-source load testing tool where user behaviour is defined in plain Python code.
Apache JMeterAn open-source Java application for load testing and measuring the performance of web applications and servers.
VegetaVegeta sends HTTP requests at a constant rate, changing loadtest's general URL testing to a fixed-rate command-line workflow.
BombardierBombardier is a cross-platform command-line HTTP benchmarker, while loadtest offers both a command-line tool and an API.

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About loadtest

loadtest sends traffic to a selected HTTP or WebSocket URL to measure how a service handles load. It can be installed as a Node.js command-line tool, and its API can be integrated into tests and other workflows.

The project is published under the MIT license.

Strengths

Tests HTTP and WebSocket URLs
Can be integrated into automated tests through its API
Installable as a Node.js command-line tool

Limitations

Focused on load testing selected URLs

Details

Pricing: FreeFree and open source under the MIT license.
License: MIT
Developer: Alex Fernandez
Platforms: Command line
How it runs: Downloadable app
Best suited for: Developers who want to add URL load tests to their workflow
Categories: Developer tools, Website testing
Last verified: October 8, 2026
Added: October 8, 2026
Provenance: Selected from the Awesome command line
Sources: github.com/alexfernandez/loadtest

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