OpenNMS: A Platform for Innovation, Not Just a Product

When I joined OpenNMS, one of the first things that struck me was the sheer depth of innovation happening across the team—not just in the codebase, but in how our engineers are using the platform to solve real-world problems. What Marshall Massengill, OpenNMS Principal Solutions Delivery Architect, recently demonstrated with [...]

By |2025-08-06T11:11:11-04:00August 6th, 2025|

How to Use the Prometheus Collector with OpenNMS: A Real-World Example

When I installed solar panels on my home, I saw an opportunity to save on energy bills, but little did I know that it would give me an opportunity to explore how OpenNMS could be used outside of a traditional network monitoring scenario. This blog post describes how I used [...]

By |2025-07-28T12:02:44-04:00July 25th, 2025|

July 2025 Releases – Horizon 33.1.8 and 2024.2.8

In July, we released updates to OpenNMS Meridian version under active support, as well as Horizon 33.1.8. Meridian Stable Updates Meridians 2024.2.8 contains bug fixes, security updates and enhancements. For a list of changes, see the release notes: 2024.2.8 Horizon 33.1.8 Release 33.1.8 contains bug fixes, security updates and enhancements. [...]

By |2025-07-21T15:50:31-04:00July 9th, 2025|

June 2025 Releases – Horizon 33.1.7 and 2024.2.7

In June, we released updates to OpenNMS Meridian versions under active support, as well as Horizon 33.1.7. Meridian Stable Updates Meridians 2024.2.7 contains a couple of bug fixes. For a list of changes, see the release notes: 2024.2.7 Horizon 33.1.7 Release 33.1.7 contains bug fixes, security updates and enhancements. For [...]

By |2025-06-16T12:44:47-04:00June 11th, 2025|

Empower Your Network Operations with OpenNMS Resident Engineer and Managed Deployment Services

At OpenNMS, we’ve always believed network monitoring should be powerful, flexible, and accessible. But we also know that even the best tools need the right expertise to unlock their full potential. That’s why I’m excited to introduce two new service offerings designed to help you get the most out of [...]

By |2025-06-16T12:49:30-04:00June 6th, 2025|

May 2025 Releases – Horizon 33.1.6, 2024.2.6, 2023.1.27 and 2022.1.32

In May, we released updates to all OpenNMS Meridian versions under active support, as well as Horizon 33.1.6. Meridian Stable Updates Meridians 2024.2.6, 2023.1.27 and 2022.1.32 contains a couple of bug fixes. For a list of changes, see the release notes: 2024.2.6 2023.1.27 (Sam the Eagle) 2022.1.32 (Carina) Horizon 33.1.6 [...]

By |2025-05-29T16:44:20-04:00May 14th, 2025|

Take Advantage of Alarm Correlation and Grouping with ALEC

In today’s hyper-connected world, networks must be agile, resilient, and highly efficient to meet the demands of increasingly sophisticated services and an ever-growing user base. With the exponential growth in connected devices and data flow, network administrators are often overwhelmed by the sheer volume of alarms and alerts generated daily. [...]

By |2025-06-04T13:01:06-04:00May 9th, 2025|

April 2025 Releases – Horizon 33.1.5 and 2024.2.5

In April, we released updates to all OpenNMS Meridian versions under active support, as well as Horizon 33.1.5. Meridian Stable Updates Meridians 2024.2.5 contains a couple of security updates, bug fixes and enhancements. For a list of changes, see the release notes: 2024.2.5 Horizon 33.1.5 Release 33.1.5 contains bug fixes, [...]

By |2025-04-11T08:30:30-04:00April 9th, 2025|

March 2025 Releases – Horizon 33.1.4, 2024.2.4, 2023.1.26, 2022.1.31

In March, we released updates to all OpenNMS Meridian versions under active support, as well as Horizon 33.1.4. Meridian Stable Updates Meridians 2024.2.4, 2023.1.26 and 2022.1.31 contains a couple of security updates, bug fixes and enhancements. For a list of changes, see the release notes: 2022.1.31 (Caelum) 2023.1.26 (The Martians) [...]

By |2025-03-21T11:20:35-04:00March 12th, 2025|

February 2025 Releases – Horizon 33.1.3, 2024.2.3, 2023.1.25

In February, we released updates to all OpenNMS Meridian versions under active support, as well as Horizon 33.1.3. Meridian Stable Updates Meridians 2024.2.3 and 2023.1.25 contains a couple of bug fixes and few enhancements. For a list of changes, see the release notes: 2023.1.25 (Murray Monster) 2024.2.3 Horizon 33.1.3 Release [...]

By |2025-02-28T14:28:13-05:00February 12th, 2025|
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