Best fit
Who should shortlist this first
- Developer Experience Platforms buyers
Nagios is a veteran IT infrastructure monitoring system for servers, networks, applications, and services with alerting and reporting capabilities.
Pricing
$1,995-3,495 one-time
Reviews
2,000+
Founded
1999
Team Size
51-200 employees
Current Deal
Free Nagios Core
About Nagios
Nagios has been a cornerstone of IT monitoring since 1999. Nagios Core is the open-source engine that monitors hosts, services, and network devices with configurable alerting and escalation procedures.
Nagios XI is the commercial version providing a web interface, configuration wizards, capacity planning, and advanced reporting. It monitors availability and performance across the entire IT infrastructure.
The platform uses an extensive plugin architecture with thousands of community and official plugins for monitoring everything from CPU usage to database queries to cloud services.
While newer tools have emerged, Nagios remains widely deployed in enterprise environments due to its proven reliability, extensive documentation, and administrator familiarity.
Pricing
$1,995-3,495 one-time
Nagios Core: Free and open source
Nagios XI Standard: $1,995 one-time (100 nodes)
Nagios XI Enterprise: $3,495 one-time (unlimited nodes)
Annual maintenance: ~$700-1,200/year
Buyer Fit & Commercial Snapshot
Buyer teams
Common buyer roles
- Open Source
- Self-Hosted Option
- Enterprise-Ready
Commercials
Commercial snapshot
Pricing
$1,995-3,495 one-time
Reviews
2,000+
Founded
1999
Team Size
51-200 employees
Procurement
Questions to answer before purchase
- Confirm security, access controls, and onboarding ownership directly with the vendor.
- Validate how $1,995-3,495 one-time pricing scales as usage grows.
- Review website and support resources before procurement review.
- Compare the current deal terms against standard packaging and renewal structure.
Buyer-fit and commercial detail available
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Stack Fit, Alternatives & Trust
Ecosystem
Commonly evaluated with
Canva PresentationsFirebase BackendSmartsheetD3.jsOpen SourceSelf-Hosted OptionEnterprise-ReadyAPI Available
Alternatives
Other products buyers may compare
- GitHub
- shadcn/ui
- Swagger
- Azure DevOps
- Postman
- Dynatrace
- Prometheus
- Grafana Labs
Trust
Signals available today
- Long-time users trust Nagios for its stability and alerting reliability. The plugin ecosystem is massive. The configuration can be complex and the UI feels dated compared to modern alternatives.
- LinkedIn company profile available
- Profile refreshed Mar 30, 2026
- Public profile launched Mar 30, 2026
Executive scan
Summary and what a claimed profile unlocks
Nagios is a developer experience platforms product positioned for buyers that want stronger context around pricing, category fit, and real-world proof before committing to a shortlist.
How should buyers evaluate this profile?
Start with category fit, pricing posture, and buyer proof. Then confirm rollout support and procurement readiness directly with the vendor.
What makes the profile stronger after a vendor claims it?
Claimed profiles unlock richer buyer-fit notes, rollout guidance, procurement details, outcome proof, alternatives, and freshness updates.
Deeper stack and trust research available
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Case Studies
Enterprise deployment at scale
A mid-market company implemented Nagios across 3 departments, reducing operational overhead and consolidating their workflow into a single platform...
ROI within first quarter
After switching to Nagios, the team reported measurable improvements in efficiency and a positive return on investment within 90 days...
Case studies available
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Notable Customers
- AT&T
- US Army
- Cisco
Named customer proof available
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