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Prometheus Node Exporter vs Telegraf: catalog facts
Prometheus Node Exporter	Telegraf
Free Free and open source, maintained by the Prometheus project.	Free Free and open source. Hosting, hardware and any external services are separate.
Linux, Command line	Linux, Windows, macOS, Command line
Standard source of host metrics for Prometheus setups Collectors can be enabled or disabled individually	Provides many input and output plugins Connects data sources to monitoring back ends
Needs a Prometheus server to store and query the data No dashboards or alerting on its own	Requires a separate destination to store and visualize collected data.
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: MIT
No account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 22, 2026

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