vioscale
Comparison

Nagios vs Netdata

No leader: the top candidate Nagios has only 0.17 confidence (low), below the 0.35 needed to declare a winner. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Nagios full profile →Netdata full profile →
Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Nagios100
Netdata76
Score
Vioscale score
Nagios100 / 100low · 17%updating
Netdata76 / 100medium · 73%updating
Pricing
Free tier
Nagios✓
Netdata✗
Model
Price level
Nagiosfree
Netdatahigh
Transparent
Nagios–
Netdata✓
Integrations
Count
Nagios4,000
Netdata800
Security
Iso27001
Nagios–
Netdata✓
Soc2
Nagios–
Netdata✓
Reliability
Sla pct
Nagios–
Netdata99.9
Status page
Nagios–
Netdata✓
Market
Availability
Nagios–
NetdataAvailable worldwide

Capabilities

Feature-by-feature on the axes that matter for observability tools. “-” means undocumented, not absent.

Signals
Metrics
Nagios✓
Netdata✓
Log management
Nagios✓
Netdata✓
Distributed tracing
Nagios-
Netdata-
Application performance monitoring
Nagios✓
Netdata✓
Real-user monitoring
Nagios-
Netdata-
Response
Alerting
Nagios✓
Netdata✓
On-call / incident management
Nagios✓
Netdata-
Insight
Dashboards
Nagios✓
Netdata✓
Standards
OpenTelemetry-native
Nagios-
Netdata-
Deployment
Hosting
NagiosCloud + self-hosted
NetdataCloud + self-hosted

What each one is

The product in its own terms, so the numbers below have context.

Nagios

A free, community-supported monitoring system that helps organizations detect infrastructure issues and prevent downtime by monitoring servers, networks, applications, and services. It offers a modular plugin architecture for extensibility and includes optional web-based dashboards and visualization tools.

Independently observed

Netdata

Real-time infrastructure monitoring platform with zero-config observability and per-second metrics. Includes AI-driven investigation, root cause analysis, and transparent per-node pricing.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Nagios

Open sourceFree tier
as of verify ↗

Netdata

from $90/moSubscription

$90/year for homelabs, per-node pricing for enterprise, free trial available

  • Homelabs$90/year
    • Per-second metrics
    • ML-powered alerts
    • Unlimited dashboards
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Nagios✓
Netdata✓
macOS
Nagios✓
Netdata✗
Windows
Nagios✓
Netdata✗
Linux
Nagios✓
Netdata✗
CLI
Nagios✓
Netdata✗
Deployment
Cloud / SaaS
Nagios✗
Netdata✓
Self-hosted
Nagios✓
Netdata✓
On-premise
Nagios✓
Netdata✓
Air-gapped
Nagios✗
Netdata✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Nagios

26 total
  • Grafana
  • InfluxDB
  • Prometheus
  • Apache
  • Nginx
  • IIS
  • Tomcat
  • MySQL
  • PostgreSQL
  • Oracle
  • SQL Server
  • MongoDB
  • LDAP
  • Active Directory
  • JBoss
  • WebLogic
  • Citrix
  • PagerDuty
  • Slack
  • ServiceNow
  • DB2
  • EC2
  • VMware
  • Hyper-V
  • +2 more
Independently observed

Netdata

9 total
  • AWS
  • Azure
  • GCP
  • HashiCorp Vault
  • SNMP
  • NetFlow
  • sFlow
  • IPFIX
  • DNS
Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.