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Munin vs collectd: catalog facts
Munin	collectd
Free Free and open source.	Free Free and open source.
Linux, Self-hosted	Linux, Self-hosted
Useful graphs out of the box with little setup Over 500 plugins for common services	Small and fast, written in C Runs on embedded systems
Five-minute polling interval, not real-time Stable release links on the homepage date from 2021	Collects data only; graphs need another tool Stable 5.x branch is old while 6.0 is still a release candidate
Self-hosted	Self-hosted
Open source	Open source
License not stated	License not stated
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 1, 2026

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