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Grafana Mimir vs QuestDB: catalog facts
Grafana Mimir	QuestDB
Free Free and open source. Hosting, hardware and any external services are separate.	Freemium A free edition or tier is available. Additional features or hosted services require…
Self-hosted	Self-hosted
Supports multi-tenant metrics storage Integrates with Grafana and Prometheus workflows	Supports time-oriented SQL queries Offers an open-source self-hosted edition
Distributed operation requires substantial infrastructure configuration.	Managed service and enterprise capabilities have separate terms.
Self-hosted	Self-hosted
Open source	Open source
License: AGPL-3.0	License: Apache-2.0
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 22, 2026

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