Best Open Source load testing Libraries

A curated list of the most popular GitHub repositories tagged with load testing. Select any project to visualize its architecture and dive into the codebase using RepoMind's AI engine.

#1grafana/k6

A modern load testing tool, using Go and JavaScript

29,944Go

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#2locustio/locust

Write scalable load tests in plain Python 🚗💨

27,523Python

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#3tsenart/vegeta

HTTP load testing tool and library. It's over 9000!

24,911Go

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#4artilleryio/artillery

The complete load testing platform. Everything you need for production-grade load tests. Serverless & distributed. Load test with Playwright. Load test HTTP APIs, GraphQL, WebSocket, and more. Use any Node.js module.

8,894JavaScript

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#5karatelabs/karate

Test Automation Made Simple

8,788Java

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#6atinfo/awesome-test-automation

A curated list of awesome test automation frameworks, tools, libraries, and software for different programming languages. Sponsored by https://zapple.tech and https://automated-testing.info

6,977

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#7gatling/gatling

Modern Load Testing as Code

6,866Scala

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#8codesenberg/bombardier

Fast cross-platform HTTP benchmarking tool written in Go

6,735Go

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