The OWASP ZAP core project
SoapUI is a free and open source cross-platform functional testing
Optimizer for mobile applications
Load testing tool for analyzing and measuring performance of services
Automated UI testing for Windows apps – fast, stable, simple.
A C++ library for AVR and NodeMCU
Benchmarking tool
Software Unit Tests (Language Independent Approach)
A next-generation code testing stack for JavaScript
A JDBC proxy driver for the recording and replay of database access
Java-based test automation framework (Maven + TestNG)
Test Automation Management Tool
Marathon supports testing of Java/Swing and Java/Fx applications.
Mock service for SOAP/REST webservices to support automated tests.
Filler Studio for any kind of automation for Windows,Linux,Mac.
Sahi is a web automation testing tool focused on testers
Test automate native or hybrid Android apps and the mobile web
A model-based test automation framework for GUI applications
Measurement science-based performance & conformance testing framework
Java based load testing tool for HTTP applications.