SikuliX version 2.0.0+ (2019+)
Privilege Escalation Awesome Scripts SUITE
The OWASP ZAP core project
The Pentester’s Companion
Open Source record and playback test automation for the web
OS-agnostic, system-level binary package manager
Node library to automate Chromium, Firefox & WebKit with a single API
Generate HTTP load and plot the results in real-time
A modern load testing tool, using Go and JavaScript
Desktop app for inspecting your React JS and React Native projects
Programmer-friendly testing framework for Java and the JVM
SoapUI is a free and open source cross-platform functional testing
Flexible, lightweight multi-language test reporting tool
Write tests against structured configuration data
Fortio load testing library, command line tool, advanced echo server
Test data editor for Robot Framework
Find vulnerabilities, misconfigurations, secrets, SBOM in containers
Google Testing and Mocking Framework
A fast, high-level web crawling and web scraping framework
LCOV
Node.js Production Process Manager with a built-in Load Balancer
Python testing tool for writing better programs
HTTP load testing tool and library. It's over 9000!
Development tools and libraries specialized for Angular
Go library that makes it easier to write automated tests