Programmer-friendly testing framework for Java and the JVM
Now continued as OculiX — see oculix.org
Flexible, lightweight multi-language test reporting tool
The OWASP ZAP core project
SoapUI is a free and open source cross-platform functional testing
Test automation made simple
Bash automated testing system
Most popular Mocking framework for unit tests written in Java
Coverage-guided, in-process fuzzing for the JVM
Python version of the Playwright testing and automation library
SoloPi Automated Testing Tool
The Open Source Test Automation Platform
Lightweight service virtualization/ API simulation / API mocking tool
API automation and load testing framework
Property-based testing for Scala
.NET version of the Playwright testing and automation library
Desktop app that helps you craft Gatling load-testing simulations
Modern concurrency tools including agents, futures, promises, etc.
State of the art mutation testing system for the JVM
Optimizer for mobile applications
Cucumber for Ruby
Powerful, elegant and flexible test framework for Kotlin
Gateway service providing dynamic routing, monitoring and more
Android unit testing framework
PICSimLab is a realtime emulator for PIC, Arduino, STM32, ESP32, ...