Open source. Open possibilities.

Gatling is an open‑source load‑testing platform that lets you write performance tests as code in Java, JavaScript/TypeScript, Kotlin or Scala. It uses a non‑blocking, asynchronous engine for high scalability, supports HTTP, WebSocket, SSE, JMS, gRPC and MQTT, and integrates with CI/CD pipelines, APM tools and observability platforms.

WebdriverIO is a next-gen browser and mobile automation test framework for Node.js, supporting WebDriver, WebDriver BiDi, and Appium protocols for end-to-end, unit, and component testing.