Open Source Alternatives to PRTG

An infrastructure monitoring software that tracks systems, devices, traffic, and applications within an IT environment. It provides comprehensive monitoring for networks, databases, cloud services, servers, and local area networks using specialized sensors and SNMP functionality. The software includes a web interface, a desktop application, and mobile apps for iOS and Android to allow for monitoring on the go. Users can visualize data through real-time maps and dashboards and configure custom thresholds for alerts delivered via email, push notifications, or HTTP requests. It is designed for businesses of all sizes and can be extended by users via an HTTP API or the creation of custom sensors. The product is deployed as a subscription and includes access to the latest version and email support.

Whether you want to cut software costs or escape vendor lock-in, these open source alternatives to PRTG give you an option you fully own. You can self-host them, so your data stays on infrastructure you control. This page lists 1 open source alternative to PRTG. The most popular is Checkmk. It uses the GPL-2.0 license and ships an official Docker image.