Fping (open source) - fping is a program to send ICMP echo probes to network hosts, similar to ping, but much better performing when pinging multiple hosts.

Proxifier - Proxifier extends the advantages of a proxy server to network applications that don't natively support it.

NetTK - NetTK, Network Tool Kit, is an Open Source alternative for monitoring and troubleshooting your...

redsocks - Redsocks is a daemon running on the local system, that will transparently tunnel any TCP connection...

NetCrunch Tools - Our free network tools offer ping scanning, SNMP scanning, port and network service scanning, and more.

Proxycap - ProxyCap empowers you to divert your PC’s system associations through intermediary servers.