tiple computers by physically turning a dial on the box to switch the machine you're controlling at any given moment. Barrier does this in software, allowing you to tell it which machine to control by moving your mouse to the edge of the screen, or by using a keypress to switch focus to a different system.

Files is a good alternative to windows 'explorer', which does not even have tabs.

A great Windows utility for connections (ssh, sftp, xterm...)
A must have in your windows toolbox.