Statsignal - Statsignal is a simple and cost-effective way to monitor your website or server and publish a status page of your system.
nmon - This systems administrator, tuner, benchmark tool gives you a huge amount of important performance...
OnlineOrNot - Uptime monitoring for software teams (even teams of one).
gtop - System monitoring dashboard for terminal
Site monitoring - Free open-source website monitoring software, easy to set up and use for monitoring web sites.
psutil - psutil is a module providing an interface for retrieving information on all running processes and...