Jest is a delightful JavaScript Testing Framework with a focus on simplicity.

Playwright enables reliable end-to-end testing for modern web apps.

Swagger UI allows anyone — be it your development team or your end consumers — to visualize and interact with the API’s resources without having any of the implementation logic in place

Screenshot testing library for Android.

Render your Android screens without a physical device or emulator.

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.