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Aura Monitoring vs Nagios XI

Both stand on dns monitoring software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Aura Monitoring

Free plan Web

Choose Aura if you need synthetic checks, multi-region verification, and status pages with alert routing. The free plan covers 10 monitors, including HTTP and heartbeat checks; SSL, DNS, and domain-expiry monitoring start with the $19/mo paid plan. Teams seeking real user monitoring should look elsewhere.

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Nagios XI

Free plan APILinuxMac+3

Nagios XI offers self-hosted monitoring, a limited free edition, and perpetual paid licenses priced by node count. Its 30-day trial includes Enterprise features and direct technical support; compare the edition features and deployment requirements before selecting a license.

Visit Nagios XI

The facts

Aura MonitoringNagios XI
Free planYesYes
Open sourceNot publishedNo
Runs onWebAPI, Linux, Mac, Self-hosted, Web, Windows
Lowest paid planPaid plan: $19 a monthStandard: $2,595, paid once
Plans published26
MakerNot publishedNot published
Websiteauramonitoring.comnagios.com
On dns monitoring software#4 of 36#11 of 36

Aura Monitoring: what it does well

  • Checks HTTP and API endpoints as often as every minute.
  • Monitors DNS record changes across five record types.
  • Routes alerts through chat, email, SMS, and webhooks.
  • Provides on-call schedules and quiet hours.
  • Status pages support incidents, maintenance, and customer subscriptions.

What to know first

  • The free plan is limited to 10 monitors.
  • SSL, DNS, and domain-expiry monitors require a paid plan.
  • It does not provide real user monitoring.

Nagios XI: what it does well

  • Checks servers, network devices, applications, and services.
  • Standard includes auto-discovery and dashboards.
  • Enterprise includes SLA reports and capacity planning.
  • Trial includes unlimited monitoring and technical support.
  • Paid licenses allow unlimited services per licensed node.

What to know first

  • Requires self-hosted Linux deployment.
  • Free edition is limited to 7 Nodes or 100 Services, whichever comes first.
  • 100-node Standard license costs 2595.00 USD once.
  • Paid licenses include first-year support only.

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