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

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