DriveGLEAM
DriveGleam is a free app that installs a handful of activity indicators as icons in your system tray, including a CPU usage, a RAM usage, virtual RAM usage, as well as an icon that displays hard drive activity for each of your partitions.
Atlas Hard Drive LED
Atlas Hard Drive LED is a system tray utility program that allows the user to always be aware whether your hard drive is readi ...
Cool Tool
This utility allows you to monitor a various system info in "always on top" floating window (overlay mode). Available features ...