The best open source Network Monitor alternative to Datadog is Zabbix. If that doesn't suit you, our users have ranked more than 100 alternatives to Datadog and many of them are open source Network Monitors so hopefully you can find a suitable replacement. Other interesting open source Network Monitor alternatives to Datadog are TrafficMonitor, Prometheus, Nagios and Beszel.
Gather and analyze accurate statistics and performance metrics, visualize it, get notified about current and potential issues without delay, and take advantage of our time-tested professional development and support.
Shows real-time network speed, CPU, and memory usage on Windows via a floating window or taskbar widget. Features customizable skins, historical traffic stats, resource monitoring, and lightweight operation for home or advanced users. Free and open-source.
Prometheus is an open-source systems monitoring and alerting toolkit originally built at SoundCloud. Since its inception in 2012, many companies and organizations have adopted Prometheus, and the project has a very active developer and user community.
Nagios is a powerful monitoring system licensed under Nagios Enterprises that helps organizations identify and resolve IT infrastructure issues.
Beszel is a lightweight server monitoring platform that includes Docker statistics, historical data, and alert functions.
Wazuh is a free and open source platform used for threat prevention, detection, and response. It is capable of protecting workloads across on-premises, virtualized, containerized, and cloud-based environments.
Monitorix is a system monitoring tool designed to monitor as many services and system resources as possible. Due to its simplicity and small size it can also be used on embedded devices.
Enterprise-ready monitoring solution that provides unparalleled flexibility for IT to address both immediate and unforeseen operational issues, including infrastructure and IT processes.
Icinga is a fork of Nagios and is backward compatible. So, Nagios configurations, plugins and addons can all be used with Icinga. Though Icinga retains all the existing features of its predecessor, it builds on them to add many long awaited patches and features requested by the...
Open source observability platform. SigNoz helps developers find issues in their deployed applications & solve them quickly.
NetXMS is an enterprise grade multi-platform open source network management and monitoring system. It provides comprehensive event management, performance monitoring, alerting, reporting and graphing for all layers of IT infrastructure — from network devices to business...
Checkmk is a monitoring tool of servers, applications, networks, cloud, containers, storage, databases, IoT and more. Checkmk is available as Raw Edition, which is 100% pure open source, and as Enterprise Edition with a lot of additional features.
Latvia
EU
China
United States
Spain
Slovenia
Germany
Zabbix does not work off of the StatsD / Graphite basis, requires an agent on each monitored instance (instead of sending simple updates via UDP, or HTTP), Zabbix cannot adapt to dynamic infrastructure environments.