Beszel is a lightweight server monitoring platform that includes Docker statistics, historical data, and alert functions.


There are many alternatives to Zabbix as a self-hosted solution if you are looking for a replacement. The best open source Self-Hosted alternative is Beszel. If that doesn't suit you, our users have ranked more than 100 alternatives to Zabbix and many of them are open source and available as a self-hosted solution so hopefully you can find a suitable replacement. Other interesting open source Self-Hosted alternatives to Zabbix are HyperDX, DeepFlow, Pandora FMS and Cabot.
Beszel is a lightweight server monitoring platform that includes Docker statistics, historical data, and alert functions.


An open source observability platform: Unify session replays, logs, traces, and errors – all without the Datadog price tag.




Unify your cloud-native monitoring with zero-code eBPF, advanced profiling, and 10x storage efficiency.




Enterprise-ready monitoring solution that provides unparalleled flexibility for IT to address both immediate and unforeseen operational issues, including infrastructure and IT processes.




The Community edition already provides official Netflow and Oracle monitoring plugins for free


Cabot is a free, open-source, self-hosted infrastructure monitoring platform that provides some of the best features of PagerDuty, Server Density, Pingdom and Nagios without their cost and complexity.


OpenNMS is an open-source network monitoring platform that helps you visualize and monitor everything on your local and distributed networks.




Open source observability platform. SigNoz helps developers find issues in their deployed applications & solve them quickly.




Easy to use configuration web interface for nagios and neamon. openITCOCKPIT is a perfomant monitoring system with support for distributed monitoring (Satellites), REST API, nice dashboards, maps, graphs and a modular concept for easy customization.




Network intruder and presence detector. Scans for devices connected to your network and alerts you if new and unknown devices are found.


More features and more scalable