SpoofMAC is a utility to spoof your AirPort or Ethernet MAC address.

SpoofMAC is discontinued. Unfortunately, it does not work correctly under 10.5. Sorry for any inconvenience!

Features include:

• Spoof the MAC address from AirPort (or Ethernet, works only for some computers)
• Huge vendor database containing over 10.000 entries
• Random MAC address generation; either fully random, random Vendor ID or random Device ID
• Detect currenct Vendor ID
• Remember recent MAC addresses
• Easy to use graphical interface
  
• Check for updates
  
• Plus a hidden Easter Egg :)
• Leopard ready.