iperf - A TCP, UDP, and SCTP network bandwidth measurement tool
Proxifier - Proxifier extends the advantages of a proxy server to network applications that don't natively support it.
JPerf - This project gives a better UI and new functionalities to the initial JPerf 1.
FreeCap - FreeCap - is a program for transparency redirect connections from programs through SOCKS server.
NetStress - NetStress is a user-friendly benchmarking tool that is mostly used by networking professionals to measure the network performance of both wired and wireless connections.
Proxychains - About proxychains tool: * It's a proxifier. * Latest version: 3.1