Nagios is a host/service/network monitoring program written in C and released under the GNU General Public...

Zabbix is a mature and effortless enterprise-class open source monitoring solution for network monitoring a...

Grafana is a general purpose dashboard and graph composer. It's focused on providing rich ways to visualize...

Build and debug modern web and cloud applications. Code is free and available on your favorite platform - L...

Present tables of values arranged in rows and columns that can be manipulated mathematically using basic an...

Canvas graphics API backed by Cairo.