TCP Optimizer - SpeedGuide.net - The Broadband Guide. Cable modems, DSL, Wireless, Network security. Free speed tweaks and TCP/IP tools for optimizing system performance.
Technitium MAC Address Changer - Technitium MAC Address Changer (TMAC) is a freeware utility to instantly change or spoof MAC Address of any network card (NIC).
Throttled Pro - Throttled Pro optimizes your internet connection and provides QoS (Quality of Service) to Mac OS X.
Npcap - Npcap is the Nmap Project's packet sniffing library for Windows.
SpeedConnect Internet Accelerator - SpeedConnect Internet Accelerator is software for optimizing your internet connection and boost the speed as well as response.
WinPcap - Industry-standard tool for link-layer network access in Windows.