Nx Witness 184.108.40.20600 can be downloaded from our website for free. Nx Witness relates to Multimedia Tools. This tool was originally developed by Network Optix.
From the developer:
Nx Witness discovers and streams video from network cameras, RTSP or HTTP links, and virtually any device or media source. The program can capture live streams and their metadata on local HDD's, Network-Attached Storage (NAS) devices, and even on the cloud. The users can set up automatic system actions, create custom alerts, monitor system health or trigger I/O devices to control home or office automation.
You may want to check out more software, such as Nx Witness Server, NX Client for Windows or NX Nastran, which might be related to Nx Witness.