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).
Change MAC Address - A powerful and simple tool for changing the MAC address of a network adapter.
Network Scanner (LizardSystems) - Network Scanner - IP scanner for network analysis that will allow you to see all network computers in several seconds. - LizardSystems
ColorWell - Your Privacy is your business
Axence netTools - Axence netTools is completely free of charge, both for home and commercial use – all you have to do is to register. A tool for professionals – and others.
MAC Address spoofer for Mac - Desktop app for helping me to MAC Address spoof in desktop Macbook.