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Grafana Loki vs Elastic Stack: catalog facts
Grafana Loki	Elastic Stack
Free Free and open source. Hosting, hardware and any external services are separate.	Freemium Components can be downloaded for free; hosted service and advanced features are paid.
Self-hosted	Self-hosted
Integrates with Grafana log exploration Supports centralized log storage	Long-established standard for central log analytics Ingests data from many sources and formats
Requires log collectors and storage sized for retention needs.	Several separate services to deploy and maintain Some features are only available from Elastic's paid offerings
Self-hosted	Self-hosted, Hosted service
Open source	Closed source
License: AGPL-3.0	License not stated
Not stated if an account is 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 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.