iStat Pro

This is a sick little widget with Huge features from iSlayer. You should be using this widget if you’re not already.

“iStat pro is the ultimate system monitoring widget, consisting of nine sections which can be minimized, expanded, or closed.It features detailed information on CPU, memory, hard drives, IP and external IP, bandwidth, CPU temperature, battery, uptime, temperatures, and fans. You’ll know exactly what’s going on inside your Mac!

Not for the faint-hearted or anyone with a small screen.” – iSlayer