Comprehensive observability tools in one platform

Scalable

Dynamic scalability for data processing. Monitor tens of thousands of data points via a distributed and tiered system.

Extensible

Event-driven architecture allows extension of service polling and data collection frameworks, and flexible workflow integration.

Supported

Supported by a large community of users and commercially by The OpenNMS Group.

Open Source

Published under the AGPLv3 license, OpenNMS is a fully open source solution.

Subscription service that provides access to an optimized and very stable version of OpenNMS that maximizes the platform’s value and minimizes the effort required to maintain it.

Meridian

Free, community-supported, quick release distribution that contains all of the newest features developed for the platform.

Horizon

Feature List

Horizon or Meridian?

Rebranding

Blog

New docs: Where to find them, why they’re better, and how to contribute

By Bonnie Robinson|2021-06-10T20:18:04+00:00June 10th, 2021|

If you look at the OpenNMS documentation, you’ll notice a change. Yes, it has a more polished appearance thanks to our new corporate branding, [...]

Not Your Dad’s OpenNMS

By Jess|2021-05-12T05:17:46+00:00May 12th, 2021|

OpenNMS is an “old school open source project” in many ways. We’ve been around for 20 years, spent most of that time hacking on [...]