# Fluent Bit vs OpenObserve

**Leader by Vioscale score:** OpenObserve

| Attribute | Fluent Bit | OpenObserve |
|---|---|---|
| **Vioscale score** | 52.7 (42% (low)) | 60.8 (72% (medium)) |
| activity.commits_last_30d | 100 | 100 |
| adoption.dependent_repos | 0 | 0 |
| adoption.github_stars | 8,062 | 21,485 |
| adoption.package_downloads_weekly | - | 187 |
| deployment.options | `{"cloud":true,"hybrid":true,"on_prem":true,"self_hosted":true}` | `{"cloud":true,"hybrid":true,"on_prem":true,"self_hosted":true}` |
| description.long | Collects and routes telemetry data from distributed systems with high efficiency and built-in support for the OpenTelemetry standard. | A cost-effective, full-stack observability solution that ingests and monitors logs, traces, metrics, and real-user monitoring data with native OpenTelemetry support. Available as a managed cloud service or self-hosted open-source deployment, using compression and columnar storage to dramatically reduce infrastructure costs. |
| features.capabilities | `{"hosting":"both","log_role":"shipper","otel_support":"native","structured_parsing":true}` | `{"hosting":"both","alerting":true,"log_role":"backend","dashboards":true,"otel_support":"native","query_language":"SQL, PromQL, VRL","full_text_search":true,"retention_tiering":true,"structured_parsing":true,"object_store_backed":true}` |
| integrations.count | 100 | 9 |
| integrations.list | `[{"name":"AWS S3"},{"name":"Google Cloud Storage"},{"name":"Kubernetes"},{"name":"OpenTelemetry"},{"name":"Syslog"},{"name":"Prometheus"},{"name":"Windows Event Log"},{"name":"Podman"},{"name":"NVIDIA GPU"},{"name":"HTTP"},{"name":"Google Chronicle"},{"name":"Fluent Forward"}]` | `[{"name":"OpenTelemetry"},{"name":"Prometheus"},{"name":"SQL"},{"name":"PromQL"},{"name":"Apache Parquet"},{"name":"Amazon S3"},{"name":"Google Cloud Storage"},{"name":"Azure Blob Storage"},{"name":"MinIO"}]` |
| language.primary | C | TypeScript |
| license.spdx | Apache-2.0 | AGPL-3.0 |
| market.availability | - | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"mac":true,"linux":true,"windows":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://fluentbit.io/","retrievedAt":"2026-08-14T11:06:42.544Z"}` | `{"type":"hybrid","plans":[{"free":false,"name":"Cloud","summary":"$0.50/GB ingestion, $0.01/GB query scan","features":["Full-stack observability","Logs, metrics, traces, RUM","SQL and PromQL query support","Retention included","Multi-tenancy","High availability clustering"],"commitment":"monthly","components":[{"per":{"qty":1,"unit":"GB"},"kind":"metered","amount":0.5,"currency":"USD"},{"per":{"qty":1,"unit":"GB"},"kind":"metered","amount":0.01,"currency":"USD"}],"description":"Fully managed cloud observability","contactSales":false},{"free":true,"name":"Self-Hosted Open Source","summary":"Free and open source","features":["Unlimited ingestion","OpenTelemetry native","Full platform access","Community support"],"description":"Community edition under AGPL-3.0 license","contactSales":false},{"free":false,"name":"Self-Hosted Enterprise","summary":"Contact sales for pricing","features":["SSO with custom auth providers","Role-based access control","Higher performance","Commercial support"],"description":"Enterprise edition with commercial features and support","contactSales":true}],"summary":"Free open-source tier; cloud at $0.50/GB ingestion with flat-rate model (no per-host, per-pod, or per-session meters).","currency":"USD","freeTier":true,"sourceUrl":"https://openobserve.ai/dynatrace_pricing_comparison/","retrievedAt":"2026-08-13T23:01:31.048Z","startingPrice":{"amount":0.01,"period":"month","currency":"USD"},"billingPeriods":["month"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | freemium |
| pricing.price_level | free | low |
| pricing.transparent | - | yes |
| release.cadence_days | 8 | 4 |
| release.history | `[{"url":"https://github.com/fluent/fluent-bit/releases/tag/v5.1.1","date":"2026-08-16T04:40:56Z","type":"stable","version":"v5.1.1"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v5.1.0","date":"2026-08-06T02:29:07Z","type":"stable","version":"v5.1.0"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v4.2.8","date":"2026-08-04T05:56:56Z","type":"stable","version":"v4.2.8"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v4.2.7","date":"2026-07-09T08:29:44Z","type":"stable","version":"v4.2.7"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v5.0.9","date":"2026-07-04T16:00:11Z","type":"stable","version":"v5.0.9"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v4.2.6","date":"2026-06-26T05:43:32Z","type":"stable","version":"v4.2.6"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v5.0.8","date":"2026-06-24T15:05:57Z","type":"stable","version":"v5.0.8"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v5.0.7","date":"2026-06-06T04:22:23Z","type":"stable","version":"v5.0.7"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v4.2.5","date":"2026-06-03T06:04:25Z","type":"stable","version":"v4.2.5"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v5.0.6","date":"2026-05-21T23:19:01Z","type":"stable","version":"v5.0.6"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v5.0.5","date":"2026-05-07T19:53:24Z","type":"stable","version":"v5.0.5"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v5.0.4","date":"2026-05-01T18:06:29Z","type":"stable","version":"v5.0.4"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v5.0.3","date":"2026-04-14T21:13:53Z","type":"stable","version":"v5.0.3"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v4.2.4","date":"2026-04-10T07:57:40Z","type":"stable","version":"v4.2.4"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v5.0.2","date":"2026-04-01T18:54:40Z","type":"stable","version":"v5.0.2"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v5.0.1","date":"2026-03-31T03:52:57Z","type":"stable","version":"v5.0.1"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v4.2.3.1","date":"2026-02-20T04:22:33Z","type":"stable","version":"v4.2.3.1"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v4.2.3","date":"2026-02-18T17:39:51Z","type":"stable","version":"v4.2.3"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v4.2.2","date":"2025-12-24T03:23:11Z","type":"stable","version":"v4.2.2"},{"url":"https://github.com/fluent/fluent-bit/releases/tag/v4.2.1","date":"2025-12-18T04:57:38Z","type":"stable","version":"v4.2.1"}]` | `[{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.92.2","date":"2026-08-17T13:48:31Z","type":"stable","version":"v0.92.2"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.92.1","date":"2026-08-14T07:09:54Z","type":"stable","version":"v0.92.1"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.92.0","date":"2026-08-07T09:52:55Z","type":"stable","version":"v0.92.0"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.92.0-rc4","date":"2026-08-06T14:07:21Z","type":"stable","version":"v0.92.0-rc4"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.92.0-rc3","date":"2026-08-05T09:35:23Z","type":"stable","version":"v0.92.0-rc3"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.91.5","date":"2026-07-30T06:22:17Z","type":"stable","version":"v0.91.5"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.91.4","date":"2026-07-27T17:14:48Z","type":"stable","version":"v0.91.4"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.91.3","date":"2026-07-21T17:26:40Z","type":"stable","version":"v0.91.3"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.91.2","date":"2026-07-17T07:57:06Z","type":"stable","version":"v0.91.2"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.92.0-rc2","date":"2026-07-14T05:34:04Z","type":"stable","version":"v0.92.0-rc2"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.91.1","date":"2026-07-02T12:07:17Z","type":"stable","version":"v0.91.1"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.92.0-rc1","date":"2026-07-01T16:56:05Z","type":"stable","version":"v0.92.0-rc1"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.91.0","date":"2026-06-22T18:33:57Z","type":"stable","version":"v0.91.0"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.91.0-rc3","date":"2026-06-18T03:34:08Z","type":"stable","version":"v0.91.0-rc3"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.91.0-rc2","date":"2026-06-11T14:28:29Z","type":"stable","version":"v0.91.0-rc2"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.91.0-rc1","date":"2026-06-05T13:58:35Z","type":"stable","version":"v0.91.0-rc1"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.90.3","date":"2026-05-26T06:45:50Z","type":"stable","version":"v0.90.3"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.90.2","date":"2026-05-22T18:09:02Z","type":"stable","version":"v0.90.2"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.90.1","date":"2026-05-21T16:25:50Z","type":"stable","version":"v0.90.1"},{"url":"https://github.com/openobserve/openobserve/releases/tag/v0.90.0","date":"2026-05-19T18:15:25Z","type":"stable","version":"v0.90.0"}]` |
| reliability.sla_pct | - | 99.9 |
| reliability.status_page | - | yes |
| security.gdpr | - | yes |
| security.scorecard | 6.2 | - |
| security.soc2 | - | yes |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=helm&package_name=stevehipwell-helm-charts-fluent-bit-collector%2Ffluent-bit-collector&per_page=100","last_12m":0,"max_severity":null}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fopenobserve%2Fopenobserve&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Log Management Software)

| Capability | Fluent Bit | OpenObserve |
|---|:--:|:--:|
| **Core** |  |  |
| Pipeline role | Shipper | Backend |
| **Search** |  |  |
| Full-text log search | - | ✓ |
| Live tail / stream | - | - |
| **Processing** |  |  |
| Structured parsing | ✓ | ✓ |
| PII redaction at ingest | - | - |
| **Ops** |  |  |
| Log-based alerting | - | ✓ |
| Dashboards / visualisation | - | ✓ |
| **Storage** |  |  |
| Retention tiering | - | ✓ |
| Object-store columnar backend | - | ✓ |
| **Interop** |  |  |
| OpenTelemetry logs | Native | Native |
| Query language | - | SQL, PromQL, VRL |
| **Deployment** |  |  |
| Hosting | Cloud + self-hosted | Cloud + self-hosted |

*Source: Vioscale. Generated 2026-09-01T17:20:31.030Z. "-" = undocumented, not absent.*