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).
TCPView - TCPView is a Windows program that will show you detailed listings of all TCP and UDP endpoints on...
Npcap - Npcap is the Nmap Project's packet sniffing library for Windows.
CurrPorts - CurrPorts displays the list of all currently opened TCP/IP and UDP ports on your local computer.
WinPcap - Industry-standard tool for link-layer network access in Windows.
TCP Optimizer - SpeedGuide.net - The Broadband Guide. Cable modems, DSL, Wireless, Network security. Free speed tweaks and TCP/IP tools for optimizing system performance.