Gatling

A modern load testing tool, using Go and JavaScript

Tests written in JavaScript instead of a Scala, Java or Kotlin DSL.

Language

Go

Licence

AGPL-3.0

Stars

32k

Latest

v2.3.0

Last push

2026-10-06

Write scalable load tests in plain Python 🚗💨

Tests written in plain Python.

Language

Python

Licence

MIT

Stars

28k

Latest

2.46.7

Last push

2026-10-04

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.

Scenarios in YAML or JavaScript instead of a Scala, Java or Kotlin DSL.

Language

TypeScript

Licence

MPL-2.0

Stars

9.1k

Latest

artillery-2.0.34

Last push

2026-09-23