The Apache JMeter™ application is open source software, a 100% pure Java application designed to load test functional behavior and measure performance. It was originally designed for testing Web Applications but has since expanded to other test functions.

k6 Open Source is designed for load testing. Extensible to support other types of testing.

Generate new testing projects hassle-free. Ready for IDE instantly

A super fast way to QA. Browser extension for capturing and reporting bugs 20x faster. A screen capture tool.

Achieve effortless quality with zero coding, zero maintenance, and the autonomous power of the world's first open-source testing agent.

Gatling is a powerful open-source load testing solution that integrates with your development pipeline. It includes a web recorder and colorful reports.