Comprehensive monitoring 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

How to: Contribute to OpenNMS

By Bonnie Robinson|2021-09-02T18:51:35+00:00September 2nd, 2021|

Submitting issues, fixing bugs, contributing features, enhancements, and extensions, writing documentation, or reporting security issues are all valuable ways that our community helps [...]

New Docs Part 2: The Gory Details

By Bonnie Robinson|2021-08-19T20:13:02+00:00August 19th, 2021|

We recently migrated our documentation to Antora. Learn more about how we did it: the good, the bad, and the technical.