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Best OpenNMS Alternatives in 2026

12 platforms from hardware monitoring software ranked against OpenNMS on the same published basis.

  1. 1
    Centreon Free plan apiLinuxself-hostedWebWin €0.19/mo7.3
    OpenNMS vs Centreon
  2. 2
    Checkmk Free plan apiLinuxMacself-hostedWeb $275/mo7.2
    OpenNMS vs Checkmk
  3. 3
    ManageEngine OpManager Free plan AndroidapiiOSLinuxself-hosted $7.92/mo7.2
    OpenNMS vs ManageEngine OpManager
  4. 4
    Nagios XI Free plan apiLinuxself-hostedWeb Free7.2
    OpenNMS vs Nagios XI
  5. 5
    NetXMS Free plan AndroidapiLinuxMacself-hosted Free7.2
    OpenNMS vs NetXMS
  6. 6
    Paessler PRTG Network Monitor Free plan AndroidapiiOSLinuxMac $16.67/mo7.2
    OpenNMS vs Paessler PRTG Network Monitor
  7. 7
    Zabbix Free trial apiLinuxMacself-hostedWeb 7.2
    OpenNMS vs Zabbix
  8. 8
    Glances Free plan AndroidapiLinuxMacself-hosted Free7.1
    OpenNMS vs Glances
  9. 9
    LogicMonitor Free trial apiLinuxWebWin $16/mo6.6
    OpenNMS vs LogicMonitor
  10. 10
    PA File Sight Free trial AndroidapiiOSLinuxself-hosted $30/mo6.6
    OpenNMS vs PA File Sight
  11. 11
    Site24x7 Hardware Monitoring WebWinLinuxiOSAndroid 6.5
    OpenNMS vs Site24x7 Hardware Monitoring
  12. 12
    Core Temp AndroidWin 6.0
    OpenNMS vs Core Temp
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