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Prometheus SNMP Exporter vs MRTG: catalog facts
Prometheus SNMP Exporter	MRTG
Free Free and open source, part of the Prometheus project.	Free Free software under the GNU GPL; sponsorship is optional.
Self-hosted, Command line	Windows, Linux, Self-hosted
Brings SNMP device metrics into Prometheus Config generator works from MIB files	Simple per-interface traffic graphs over SNMP Can graph almost any numeric data source
Requires a Prometheus setup Writing SNMP configurations takes some learning	Dated web output compared with modern dashboards Setup is done through configuration files and Perl
Downloadable app, Self-hosted	Downloadable app, Self-hosted
Open source	Open source
License not stated	License: GPL
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 2, 2026

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