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OpenNMS Horizon

Enterprise network management and monitoring platform

Monitoring & Status ★ 1.2k stars Hard setup AGPL-3.0

OpenNMS Horizon is an enterprise-grade network monitoring and management platform that handles fault, performance, and traffic monitoring at scale. It supports SNMP, flow analysis, and event correlation.

Official siteSource code

Key features

  • Fault and performance monitoring
  • Flow analysis
  • Event correlation
  • Scales to large networks

Strengths

  • Released under the AGPL-3.0 license
  • First-class Docker support for quick deployment
  • Active community (1.2k GitHub stars)
  • Written in Java

OpenNMS Horizon replaces

Self-hosted SolarWinds alternativesSelf-hosted PRTG alternatives

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