Proxifier - Proxifier extends the advantages of a proxy server to network applications that don't natively support it.
iperf - A TCP, UDP, and SCTP network bandwidth measurement tool
Proxycap - ProxyCap empowers you to divert your PC’s system associations through intermediary servers.
TamoSoft Throughput Test - TamoSoft Throughput Test is a utility for testing the performance of a wireless or wired network.
Wide Cap - WideCap - is system proxifier. It was created as `extended` version of FreeCap program.
netperf - Netperf is a benchmark that can be used to measure the performance of many different types of networking. It provides tests for both unidirectional throughput, and end-to-end latency. - HewlettPack...