RealTerm - RealTerm is a terminal program specially designed for capturing, controlling and debugging binary...
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.
GtkTerm - Gtkterm is a simple GTK+ terminal used to communicate with a serial port.
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
CuteCom - Features: easy to use GUI no cryptic keyboard shortcuts
Better Uptime - We call you when your website goes down