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Netdata vs Zabbix: catalog facts
Netdata	Zabbix
Freemium The agent is free and open source under the GPL 3.0. Netdata Cloud has a free tier and…	Free Free and open source under the AGPL. Support and services are paid.
Windows, macOS, Linux, Web, Self-hosted	Linux, Web, Self-hosted
Per-second metrics with dashboards that work the moment it is installed Auto-discovers common services and graphs them without configuration	Scales to tens of thousands of monitored devices with proxies Large template library covering common hardware and services
The sheer number of charts is overwhelming at first Uses more memory and disk than a minimal metrics agent	Configuration is extensive; the learning curve is real Interface density makes simple setups feel heavy
Self-hosted, Downloadable app	Self-hosted
Open source	Open source
License: GPL-3.0	License: AGPL-3.0
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.