Open Source Server Operating Systems Server Monitoring Tools

Pandora FMS is an enterprise-ready monitoring solution that provides unparalleled flexibility for IT to address both immediate and unforeseen operational issues, including infrastructure and IT processes. It uniquely enables business and IT to adapt to changing needs through a flexible and rapid approach to IT and business deployment. Pandora FMS consolidates all the needs of modern monitoring (ITOM, APM, BAM) and provides status and performance metrics from different operating systems, cloud, virtual infrastructure (VMware, Hyper-V, XEN), Docker containers, applications, storage and hardware devices such as firewalls, proxies, databases, web servers or routers. It's highly scalable (up to 2000 nodes with one single server), 100% web and with multi-tenant capabilities. It has a very flexible ACL system and several different graphical reports and user-defined control screens.

Opentor Monitor is a network and server monitoring software. The monitoring services use both WMI and ADSI, ensuring that no agent software needs to be installed on the machines you wish to monitor.

ProDashboard is a custom plugin for the Open Source server monitoring package called Nagios®. ProDashboard "watches" your Progress database and warns you when critical or serious errors are about to happen.