Lightweight, fast, and portable,
VNC is more useful now than ever for remote system management and application sharing. The free version of VNC doesn't support Microsoft Windows Server 2008, Vista, or Mac OS X, but it does support most other Microsoft Windows platforms as well as many flavors of Unix and Linux. Editions such as
TightVNC and
UltraVNC add capabilities such as file transfer, desktop video scaling, SSH, and encryption. For Mac OS X, there's
Chicken of the VNC.
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