Python library and shell utilities to monitor filesystem events
Set Linux as router in one command
Open Source Monitoring System for performance and availability.
Free UTM appliance: firewall, VPN, WAF and antivirus in one ISO.
TraceMAC is a command-line Layer 2 traceroute for Cisco switches
System monitoring dashboard for terminal
A Python Script to find unused subnets
flex-fw is a small and fast console frontend to iptables
NetChecker checks & repairs internet connectivity problems
NetKitty is a GUI for Netcat