Observium is a low-maintenance auto-discovering network monitoring platform supporting a wide range of device types, platforms and operating systems, etc.
License: Freemium
PRTG Network Monitor is a comprehensive and feature-rich solution suitable for larger and more complex networks, offering advanced monitoring capabilities and user customization. In contrast, Observium is an open-source tool that excels in simplicity and ease of deployment, making it ideal for smaller networks or those looking for a basic monitoring solution without the associated costs.