Now continued as OculiX — see oculix.org
NUnit 3 Framework
Automated UI testing for Windows apps – fast, stable, simple.
USB Bridge for SMBus/I2C, GPIO, & Clock
Regex Windows GUI app to help learn, create,& test Regular Expressions
Marathon supports testing of Java/Swing and Java/Fx applications.
A Desktop app for network stress testing, TCP-Ping and icmp ping.
Slows down any given Windows process (written in C#)
Advanced Data Generator
BlueDuck SDA is an open-source automated test framework