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CentreonOpenNMS
Freemium

Free community edition with paid enterprise tiers for advanced features and support.

 Freemium

Open source core (Horizon) is free, with a paid enterprise edition (Meridian).

Self-hosted Self-hosted
  • Business activity views connect infrastructure health to business impact
  • Self-hosted deployment keeps monitoring data under your own control
  • Carrier-grade design proven at large enterprise scale
  • Event correlation and Grafana integration for deeper visualization
  • Full feature set is split across free and paid enterprise editions
  • Enterprise-oriented tooling can be heavier to set up than lightweight monitors
  • Complexity suited to large networks may be overkill for small setups
  • Paid tiers are needed for enterprise support and advanced features
Self-hosted, Downloadable app Self-hosted, Downloadable app
Open source Open source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked September 22, 2026

Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.