Enterprise integration testing framework
SikuliX version 2.0.0+ (2019+)
Programmer-friendly testing framework for Java and the JVM
The OWASP ZAP core project
Flexible, lightweight multi-language test reporting tool
SoapUI is a free and open source cross-platform functional testing
Test automation made simple
Lightweight service virtualization/ API simulation / API mocking tool
Most popular Mocking framework for unit tests written in Java
State of the art mutation testing system for the JVM
Gateway service providing dynamic routing, monitoring and more
API automation and load testing framework
Property-based testing for Scala
Python version of the Playwright testing and automation library
Cucumber for Ruby
Powerful, elegant and flexible test framework for Kotlin
.NET version of the Playwright testing and automation library
Desktop app that helps you craft Gatling load-testing simulations
The Open Source Test Automation Platform
Java GUI-Less browser, supporting JavaScript, to run against web pages
Database Subsetter and Relational Data Browser
Editor for Fixed Width, Csv and Existing Xml files.
Easy to set up bug tracking with Java
Load testing tool for analyzing and measuring performance of services