GNS3 Network simulator Live USB
.you can send usb hid devices or serial ports data...
Control Voltcraft Power Supply and Victor 86C Multimeter
WANem2 is a wide area network emulator. Its a GUI to netem.
SNES emulator for Raspberry Pi
Simple Merlin Ruwido infrared keyboard receiver for Atmels XMega
C# PC app for USB interaction with the Nukalert ER
Quick and dirty application to control The Sims 4 Plumbob USB Device
Windows 7 driver for the HID-COM USB-RS232 adapters
C# enumerate USB returning hub and port number
USB HID Communication
Root Your Device in a Minute
Communicates with USB using HID Class
Commication with PIC and USB from PC
USB HID Communication Software
Simple mapping keystrokes from unknown USB poinitng device