Only one computer can act as a host at a time, and the mouse/keyboard sharing is one way. So if you have computer at home, and a computer at work and you want to link your laptop to different computers depending on where you are, you need to change the host settings for each location.
Despite being open source, Synergy charges for builds of their binaries. Cost of $10 for Synergy Basic, or $29 for Synergy Pro. Older versions of the binaries are available for free, and the source code can be downloaded and compiled manually.
Multiplicity enables a single keyboard and mouse to control up to nine PCs each with a dedicated display monitor. The cursor can be smoothly moved directly to any monitor regardless of which PC the monitor is connected to.
Multiplicity supports control of remote PCs with multi-monitor configurations. Users may select the specific remote monitor display to show on the local PC monitor and freely switch between them. The window that contains the remote PC display can be resized and moved between monitors attached to t...