Zabbix AlternativesOnly Open Source apps categorised as Network Monitors

The best open source Network Monitor alternative to Zabbix is Nagios. If that doesn't suit you, our users have ranked more than 100 alternatives to Zabbix 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 Zabbix are Beszel, LibreNMS, Icinga and Monitorix.

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Alternatives list

  1. Nagios icon
     92 likes

    Nagios is a powerful monitoring system licensed under Nagios Enterprises that helps organizations identify and resolve IT infrastructure issues.

    143 Nagios alternatives

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Linux
     
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  2. Beszel icon
     8 likes

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

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Self-Hosted
    • Docker
    • Cloudron
     
  3. LibreNMS icon
     37 likes

    LibreNMS is an autodiscovering PHP/MySQL based network monitoring system forked from Observium. LibreNMS aims to be easy to use, painless to deploy, and support monitoring of a wide range of devices. Observium's license changed to a modified QPL license in May 2012, and...

    35 LibreNMS alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    • BSD
    • MySQL Community Edition
    • Apache HTTP Server
    • JavaScript
    • PHP
     
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    1
  4. Icinga icon
     36 likes

    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...

    69 Icinga alternatives

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Mac
    • Linux
     
  5. Monitorix icon
     9 likes

    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.

    Cost / License

    Application type

    Platforms

    • Linux
     
  6. NetXMS icon
     7 likes

    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...

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • Docker
     
  7. Pandora FMS icon
     71 likes

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

    Cost / License

    Platforms

    • Windows
    • Linux
    • Self-Hosted
    • FreeBSD
    • OpenBSD
     
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    2
  8. Munin icon
     46 likes

    Munin is a networked resource monitoring tool that can help analyze resource trends and "what just happened to kill our performance?" problems. It is designed to be very plug and play. A default installation provides a lot of graphs with almost no work.

    72 Munin alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
     
  9. Checkmk icon
     20 likes

    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.

    49 Checkmk alternatives

    Cost / License

    Platforms

    • Windows
    • Linux
    • Docker
    • Python
     
  10. OpenNMS Horizon icon
     11 likes

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

    Cost / License

    • Free Personal
    • Open Source

    Application type

    Platforms

    • Linux
    • Self-Hosted
     
  11. SigNoz icon
     18 likes

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

    190 SigNoz alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Self-Hosted
     
  12. Cacti icon
     26 likes

    Cacti is a complete frontend to RRDTool, it stores all of the necessary information to create graphs and populate them with data in a MySQL database. The frontend is completely PHP driven. Along with being able to maintain graphs, data sources, and Round Robin archives in a...

    59 Cacti alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Windows
    • Linux
     
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