PowerTOP - PowerTOP is a Linux tool to diagnose issues with power consumption and power management.
Pingdom - With website monitoring from Pingdom you will be the first to know when your website is down. No installation required. 30-day free trial.
Laptop Mode Tools - Laptop Mode Tools is a package of userspace scripts for Linux kernel "laptop mode".
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
RMClock - RightMark CPU Clock Utility (RMClock) is a small GUI application designed for real-time CPU...
Better Uptime - We call you when your website goes down