JMeter

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.

Similar Tools

Agentic QE Fleet is an open-source AI-powered quality engineering platform designed for use with Claude Code, featuring specialized agents and skills that surface quality-related information for a product at any stage of the SDLC.
Automated robustness testing at the UI level
Simplifies performance and load testing so that application delivery teams can take a standardized approach to ensure continuous performance, reliability, and scalability from development to production.
The worlds most widely used web app scanner.
Anyone on your team can load test with instant playback, an easy-to-use interface, and real browsers for reliable data.
Free and open source. Solve accessibility issues before they reach your customers.
Subscribe to our newsletter
We'll keep you up to date on all the testing trends.