# Nagios vs PRTG Network Monitor

| Attribute | Nagios | PRTG Network Monitor |
|---|---|---|
| **Vioscale score** | 100 (17% (low)) | 34.9 (22% (low)) |
| deployment.options | `{"on_prem":true,"self_hosted":true}` | `{"cloud":true,"on_prem":true,"self_hosted":true}` |
| description.long | 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. | A unified monitoring solution for tracking systems, applications, and devices across IT, OT, and cloud environments. Includes dashboards, alerting, and comprehensive reporting to help teams maintain infrastructure uptime. |
| features.capabilities | `{"apm":true,"logs":true,"hosting":"both","metrics":true,"on_call":true,"alerting":true,"dashboards":true,"open_source":true,"snmp_polling":true,"netflow_sflow_ipfix":true,"cloud_vpc_monitoring":true,"auto_discovery_topology":true,"config_backup_change_mgmt":true}` | - |
| integrations.count | 4,000 | - |
| integrations.list | `[{"name":"Grafana"},{"name":"InfluxDB"},{"name":"Prometheus"},{"name":"Apache"},{"name":"Nginx"},{"name":"IIS"},{"name":"Tomcat"},{"name":"MySQL"},{"name":"PostgreSQL"},{"name":"Oracle"},{"name":"SQL Server"},{"name":"MongoDB"},{"name":"LDAP"},{"name":"Active Directory"},{"name":"JBoss"},{"name":"WebLogic"},{"name":"Citrix"},{"name":"PagerDuty"},{"name":"Slack"},{"name":"ServiceNow"},{"name":"DB2"},{"name":"EC2"},{"name":"VMware"},{"name":"Hyper-V"},{"name":"MSSQL"},{"name":"IPMI"}]` | - |
| market.availability | - | `{"hqCountry":"DE","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"mac":true,"web":true,"linux":true,"windows":true}` | `{"ios":true,"web":true,"android":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://www.nagios.org","retrievedAt":"2026-08-16T21:32:30.252Z"}` | `{"type":"quote","summary":"Custom quotes available; free 30-day fully-featured trial","freeTier":false,"sourceUrl":"https://www.paessler.com/pricing/quote","retrievedAt":"2026-08-19T14:41:45.320Z","freeTrialDays":30}` |
| pricing.free_tier | yes | no |
| pricing.model | open_source | quote |
| pricing.price_level | free | unknown |
| pricing.transparent | - | no |
| security.disclosure_policy | - | yes |
| security.gdpr | - | yes |
| security.iso27001 | - | yes |
| security.soc2 | - | yes |

## Capabilities (Network Monitoring)

| Capability | Nagios | PRTG Network Monitor |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Snmp polling | ✓ | - |
| Netflow sflow ipfix | ✓ | - |
| Auto discovery topology | ✓ | - |
| Wifi monitoring | - | - |
| Sdwan monitoring | - | - |
| Synthetic active monitoring | - | - |
| Config backup change mgmt | ✓ | - |
| Cloud VPC monitoring | ✓ | - |
| Multi tenant msp | - | - |
| Anomaly detection | - | - |
| Open source | ✓ | - |

*Source: Vioscale. Generated 2026-09-01T17:29:21.531Z. "-" = undocumented, not absent.*