LibreNMS vs Zabbix

A side-by-side comparison of two self-hosted monitoring & status options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureLibreNMSZabbix
CategoryMonitoring & StatusMonitoring & Status
LicenseGPL-3.0AGPL-3.0
LanguagePHPGo Template
Setup difficultyMediumHard
Min. RAM1,024 MB1,024 MB
Deploymentdocker, bare-metaldocker, bare-metal
GitHub stars★ 4,823★ 6,228
First released20132001
ReplacesNagiosDatadog, Nagios

Why pick each one

Choose LibreNMS if…

  • Great for network devices
  • Strong auto-discovery
  • Active community
LibreNMS details

Choose Zabbix if…

  • Comprehensive and mature
  • Scales to large estates
  • Fully free
Zabbix details

Frequently asked questions

Is LibreNMS or Zabbix better?

Neither is universally better. Zabbix has the larger community, while LibreNMS is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.

Are LibreNMS and Zabbix free and open-source?

Yes. LibreNMS is licensed under GPL-3.0 and Zabbix under AGPL-3.0. Both can be self-hosted at no software cost.

Can I run LibreNMS and Zabbix with Docker?

LibreNMS: yes. Zabbix: yes.

Related comparisons