compare
Grafana Mimir vs OpenObserve
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Grafana Mimir | OpenObserve |
|---|---|---|
| Language | Go | TypeScript |
| Licence | AGPL-3.0 | AGPL-3.0 |
| Stars | 5.2k | 22k |
| Latest | mimir-3.2.1 | v1.1.0-rc1 |
| Last push | 2026-10-06 | 2026-10-06 |
| Release cadence | about 1 day between releases | about 3 days between releases |
| Active contributors | 69 commit authors on the default branch in the last 90 days | 43+ commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace Datadog. Alternatives to Datadog →
PartialGrafana MimirMetrics storage only, usually paired with Grafana.
PartialOpenObserveLogs, metrics, traces and dashboards in one service you run yourself.
Grafana Mimir
- mimir-3.2.12026-09-103.2.1
- mimir-3.1.62026-09-103.1.6
- mimir-3.0.92026-08-203.0.9
- mimir-3.1.52026-08-203.1.5
- mimir-3.2.02026-08-193.2.0
OpenObserve
- v1.1.0-rc12026-09-30Release v1.1.0-rc1
- v1.0.42026-09-24Release v1.0.4
- v1.0.32026-09-18Release v1.0.3
- v1.0.22026-09-17Release v1.0.2
- v1.0.12026-09-16Release v1.0.1
Grafana Mimir
✓ signed The latest release, mimir-3.2.1, carries a signature GitHub verified.
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OpenObserve
unsigned The latest release, v1.1.0-rc1, carries no signature GitHub could verify.
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