OpenNMS pricing
6 plans read from opennms.com
HorizonFree FreeCommunity distribution · Releases early and often · Features may not all be production-ready Read 7 Oct 2026 · opennms.com
Basic$6,000 a year $6,000 / yr2 Meridian Cores · Meridian Core Repository Read 7 Oct 2026 · opennms.com
Standard$12,000 a year $12,000 / yr2 Meridian Cores · Up to 1000 Devices · Meridian Core Repository Read 7 Oct 2026 · opennms.com
Essential$49,000 a year $49,000 / yrUp to 2 Meridian Cores and 10 Minions · Meridian Core and Minion Repository Read 7 Oct 2026 · opennms.com
Premier$66,000 a year $66,000 / yrUp to 4 Meridian Cores and 25 Minions · Meridian Core, Minion, and Sentinel Repository Read 7 Oct 2026 · opennms.com
Premier+Priced on request Contact usMore than 4 Meridian Cores and more than 25 Minions · Core, Minion, and Sentinel Repository plus container images Read 7 Oct 2026 · opennms.com
In short
- OpenNMS has a free plan (Horizon).
- Paid plans published: 4, from $6,000 a year.
- 1 plan is priced on request (Premier+).
What the alternatives costAll alternatives →
| Tool | From | Free plan | Free trial |
|---|---|---|---|
| AlertOps | $8/mo | Yes | Yes |
| MISP | €0.61/mo | Yes | No |
| PagerDuty | $21/mo | Yes | Yes |
| Wazuh | $571/mo | Yes | Yes |
| xMatters | $15/mo | Yes | Yes |
| UTMStack | $238.80/mo | No | Yes |
| Automic Continuous Delivery Automation | — | No | Yes |
| Elastic Observability | — | No | Yes |