The OWASP ZAP core project
End-to-end testing framework in Node.js & using the Webdriver API
Malicious traffic detection system
Headless Chromium-based web performance metrics collector
A Node.js tool to automate end-to-end web testing
Marathon supports testing of Java/Swing and Java/Fx applications.
Axway Automation Testing System (ATS) - Ready to use examples
Redhat Linux OVM System Performance Monitoring
Enterprise level performance test platform on The Grinder
A Portable Thin Client & Server Pair for XA / 2PC Testing