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GreptimeDB vs Grafana Mimir: catalog facts
GreptimeDB	Grafana Mimir
Freemium A free edition or tier is available. Additional features or hosted services require…	Free Free and open source. Hosting, hardware and any external services are separate.
Self-hosted	Self-hosted
Handles time-series and related telemetry Supports object-storage-oriented deployments	Supports multi-tenant metrics storage Integrates with Grafana and Prometheus workflows
Requires configuring data ingestion and the surrounding infrastructure.	Distributed operation requires substantial infrastructure configuration.
Self-hosted	Self-hosted
Open source	Open source
License: Apache-2.0	License: AGPL-3.0
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.