Disk Inspection and Monitoring
SQL operating system instrumentation and monitoring framework
Firewall log analyzer
High capacity syslog data collection, filtering, and management.
The system statistics collection daemon
Enterprise-class, distributed monitoring solution for networks & apps
Snare Enterprise: bit.ly/Snare-Trial
Monitor changes in a directory from within the Windows command line
User Computer and IP Address Tracking
Weblooker monitors serveral services on multiple systems for their sta
Simple C++ CPU and Memory monitor through UDP protocl
A Resource Activity Monitor for Linux Machines
A detailed user action logging engine
Passive Proxy Daemon sniffs packets and creates squid proxy logs