Enterprise integration testing framework
SikuliX version 2.0.0+ (2019+)
Programmer-friendly testing framework for Java and the JVM
Testing Kotlin and Java annotation processors, compiler plugins
The OWASP ZAP core project
Flexible, lightweight multi-language test reporting tool
Coverage-guided, in-process fuzzing for the JVM
SoapUI is a free and open source cross-platform functional testing
Test automation made simple
Lightweight service virtualization/ API simulation / API mocking tool
State of the art mutation testing system for the JVM
Most popular Mocking framework for unit tests written in Java
API automation and load testing framework
Property-based testing for Scala
Gateway service providing dynamic routing, monitoring and more
Python version of the Playwright testing and automation library
Open Source record and playback test automation for the web
A modern load testing tool, using Go and JavaScript
Powerful, elegant and flexible test framework for Kotlin
Cucumber for Ruby
The Pentester’s Companion
Privilege Escalation Awesome Scripts SUITE
Desktop app for inspecting your React JS and React Native projects
OS-agnostic, system-level binary package manager
.NET version of the Playwright testing and automation library