Which OpenNMS distribution is right for you?

OpenNMS is delivered as two different, completely open source, distributions: Meridian and Horizon.

Both are built from the same open-source code base—each with its own release cycle and available support options.

OpenNMS Horizon

Updated on a rapid release schedule,freely available to download, and contains the newest features developed for the platform.

OpenNMS Meridian

For enterprises looking for a stable network management solution with long-term support.

Download Horizon now
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Who should use Horizon

  • Organizations who want to try out the latest OpenNMS features as early as possible

  • Groups developing a proof of concept or evaluating OpenNMS as a monitoring platform

  • Sponsors of new features being developed by The OpenNMS Group

Who should use Meridian

  • Organizations looking for long-term support for OpenNMS

  • Anyone running OpenNMS in production environments

  • Users looking for frustration-free updates and a more streamlined upgrade experience