Run Windows applications on Linux, BSD, Solaris, and Mac OS X
Wine is an Open Source implementation of the Windows API on top of X and Unix. Wine provides both a development toolkit for porting Windows sources to Unix and a program loader, allowing many unmodified Windows binaries to run on x86-based Unixes.
Valhala Honeypot is an easy to use honeypot for the Windows System. The software have the following services: http (web), ftp, tftp, finger, pop3, smtp, echo, daytime, telnet and port forwarding. Some services are real, others are a simulation.
VirtualDatalink is an hardware emulator of the Timex Datalink USB wrist watch. It allows application developers to test their software under a controlled environment with a powerful debugger.