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

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