SQL operating system instrumentation and monitoring framework
Open Source Monitoring System for performance and availability.
Manage and interpret IPMI systems with common a software tool
Packet generator and packet editor for Windows, Linux, BSD, and macOS
Free UTM appliance: firewall, VPN, WAF and antivirus in one ISO.
Linux IPOE Debian Custom
Web application firewall in C language uses libevent
Blocking and monitoring of network traffic based on geography.
Tkined/Scotty is a graphical network monitoring package
A modular IP router for Linux platforms
Hierarchical Cluster Engine project
LCDSpicer2 is on their way