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Metricbeat vs collectd: catalog facts
Metricbeat	collectd
Free Free to download; Elastic Cloud hosting is a paid option.	Free Free and open source.
Windows, Linux, Command line	Linux, Self-hosted
Ready-made modules for common services like Apache, Redis and NGINX Packages for apt, yum, Docker and Kubernetes	Small and fast, written in C Runs on embedded systems
Most useful alongside Elasticsearch and Kibana Default build is under the source-available Elastic License	Collects data only; graphs need another tool Stable 5.x branch is old while 6.0 is still a release candidate
Downloadable app	Self-hosted
Open source	Open source
License: Apache-2.0 (OSS build); Elastic License (default build)	License not stated
No account needed	No account needed
Not stated if it 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.