Apple Remote Desktop for OS X--Remote Control for your Mac

Apple released Remote Desktop yesterday. "Apple Remote Desktop with real-time screen sharing is the ideal desktop management solution for education, businesses, and professionals on the go. It gives you the power to manage Mac systems from anywhere on your network or remotely across the Internet. It can reduce administrative costs and enhance productivity in any environment."

System Requirements:

Administration System

iMac, iBook, Power Mac G3 or G4, or PowerBook G3 or G4 computer Mac OS X v10.1 or later Ethernet (recommended) or AirPort network connection

Client Systems

iMac, iBook, Power Mac G3 or G4, or PowerBook G3 or G4 computers Mac OS 8.1 through Mac OS 9.2, or Mac OS X v10.1 or later Ethernet or AirPort network connection

See Apple's Remote Desktop FAQ for more details. It costs $299 for a 10-client license or $499 for unlimited clients.