iStat nano is a system monitoring widget with a tiny footprint and a beautifully animated user interface. It might be small, but iStat nano can show you detailed statistics about almost every aspect of your Mac, including CPU, memory, hard drive space, bandwidth usage, temperatures, fan speeds, battery, uptime and the top 5 processes.

It also shows your public IP address, which be can copied to your clipboard by pressing “i” on your keyboard.

Features:

• All view: CPU bar meter, Memory bar meter, Primary disk space bar meter, In and out bandwidth, CPU temperature
• CPU view: Detailed CPU bar meter
• Memory view: Detailed memory bar meter
• Disks view: Detailed disk space bar meter for 2 drives
• Network view: IP and total bandwidth stats, External IP and bandwidth throughput stats
• Temperature view: Current Temperature for upto 4 sensors, Prioritized Listing System
• Processes view: A list containing the top 4 processes
• Uptime view: Uptime and load averages
• Battery view: Battery charge meter and remaining time (for supported systems)

Requirements:
OS X 10.4-10.5
Universal Binary


Limitations:
Project has been abandoned.