System Image Utility: NetBoot, Address Book (application), Aperture (software)

System Profiler (Apple): Software Utility, Calculator (Mac OS), Cyberdog

StuffIt Expander: Comparison of File Archivers, ISO Image Software, Archive Utility

Computing Platform: Hardware architecture, Software framework, Application Computer software, Programming language, Run time system

intrusion detection System: Software application, Network system, hub, switch, Port mirroring, Demilitarized zone (computing)