Side by side

DigitalOcean Monitoring vs Nagios XI

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

DigitalOcean Monitoring

Free plan Web

Choose DigitalOcean Monitoring if you need free web monitoring for DigitalOcean Droplet usage, metrics, alerts, or Kubernetes. Look elsewhere if synthetic monitoring is part of your requirements.

Visit DigitalOcean Monitoring

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

	DigitalOcean Monitoring	Nagios XI
Free plan	Yes	Yes
Open source	Not published	No
Runs on	Web	API, Linux, Mac, Self-hosted, Web, Windows
Lowest paid plan	Free or on request	Standard: $2,595, paid once
Plans published	1	6
Maker	Not published	Not published
Website	digitalocean.com	nagios.com
On cloud monitoring	#14 of 23	#8 of 23

DigitalOcean Monitoring: what it does well

Free opt-in monitoring for Droplet resource usage.
Provides metrics and alerts.
Retains metrics for 14 days.
Supports Kubernetes monitoring.
Available on the web.

What to know first

Synthetic monitoring is not supported.
Monitoring is for DigitalOcean resources.

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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