OpenSnitch is a GNU/Linux port of the Little Snitch firewall
Low power application-configurable Operating System
TraceMAC is a command-line Layer 2 traceroute for Cisco switches
Ping monitoring tool (32 Bit) for any Windows System (x86 or x64)
Pinger alert, STATICTICAL TABLES, send EMAILs or SMS by SMS GATEWAY
Free Syslog Server for Windows with a graphical user interface