Proxifier - Proxifier extends the advantages of a proxy server to network applications that don't natively support it.
WinPcap - Industry-standard tool for link-layer network access in Windows.
Proxycap - ProxyCap empowers you to divert your PC’s system associations through intermediary servers.
Npcap - Npcap is the Nmap Project's packet sniffing library for Windows.
FreeCap - FreeCap - is a program for transparency redirect connections from programs through SOCKS server.
Proximac - An open-source command-line program for Mac OS X to make any app work through a proxy server.