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Netdata vs sysstat: catalog facts
Netdata	sysstat
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.
Windows, macOS, Linux, Web, Self-hosted	Linux, Command line
Per-second metrics with dashboards that work the moment it is installed Auto-discovers common services and graphs them without configuration	Records historical activity data with sar for later review Covers CPU, disk, per-process and network statistics
The sheer number of charts is overwhelming at first Uses more memory and disk than a minimal metrics agent	Linux only Text output with no graphical interface
Self-hosted, Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-2.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 23, 2026

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