An open source JS tool for image analysis and comparison. A successor of PhantomCSS.

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

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

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.

Easy on-device screenshot testing for Android.

Render your Android screens without a physical device or emulator.