# Amazon Timestream vs KairosDB

**Leader by Vioscale score:** Amazon Timestream

| Attribute | Amazon Timestream | KairosDB |
|---|---|---|
| **Vioscale score** | 51.9 (61% (medium)) | 25.3 (56% (medium)) |
| activity.commits_last_30d | - | 0 |
| adoption.dependent_repos | - | 32 |
| adoption.github_stars | - | 1,762 |
| adoption.package_downloads_weekly | - | 9 |
| deployment.options | `{"cloud":true}` | `{"self_hosted":true}` |
| description.long | Amazon Timestream is a fast, scalable, fully managed time-series database service for workloads from low-latency queries to large-scale data ingestion. It offers multiple database engines including an open source InfluxDB variant with built-in time-series analytics functions. | Open-source time series database that leverages Cassandra for storage, providing REST and Graphite protocol support for data ingestion and retrieval, with built-in aggregation functions and extensible architecture via plugins. |
| features.capabilities | `{"clustering":"distributed","data_model":"metrics","deployment":"managed","ingest_model":"push","licence_class":"proprietary","query_language":"SQL","replication_ha":true,"high_cardinality":"strong","sql_compatibility":"full_sql"}` | `{"clustering":"distributed","data_model":"metrics","deployment":"self_hosted","downsampling":"continuous_aggregates","ingest_model":"push","licence_class":"source_available","retention_ttl":"manual","query_language":"REST API, Graphite protocol","replication_ha":true,"high_cardinality":"strong","sql_compatibility":"non_sql"}` |
| integrations.count | - | 3 |
| integrations.list | - | `[{"name":"Cassandra"},{"name":"Graphite"},{"name":"Telnet"}]` |
| language.primary | - | Java |
| license.spdx | - | Apache-2.0 |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"web":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"hybrid","plans":[{"free":false,"name":"On-Demand","summary":"Hourly compute and storage charges, no upfront commitments","commitment":"monthly","description":"Pay for compute capacity per hour with no long-term commitments, no minimum fees","contactSales":false},{"free":false,"name":"Database Savings Plans","summary":"1-year commitment with cost savings vs on-demand","commitment":"annual","description":"Flexible pricing with commitment to specific usage over 1-year term","contactSales":false}],"summary":"On-demand hourly compute/storage or 1-year Database Savings Plans","currency":"USD","freeTier":false,"sourceUrl":"https://aws.amazon.com/timestream/","retrievedAt":"2026-08-01T15:34:47.471Z","billingPeriods":["month","year"]}` | `{"type":"open_source","sourceUrl":"https://kairosdb.github.io/","retrievedAt":"2026-08-13T23:03:34.808Z"}` |
| pricing.free_tier | yes | - |
| pricing.model | freemium | open_source |
| pricing.price_level | low | free |
| pricing.transparent | no | - |
| release.cadence_days | - | 92 |
| release.history | - | `[{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.3.0","date":"2021-08-09T04:31:37Z","type":"stable","version":"v1.3.0"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.2.2","date":"2018-11-10T04:04:05Z","type":"stable","version":"v1.2.2"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.3.0-beta1","date":"2018-04-14T04:43:02Z","type":"prerelease","version":"v1.3.0-beta1"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.2.1","date":"2018-03-31T19:07:29Z","type":"stable","version":"v1.2.1"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.2.0","date":"2018-02-01T14:54:51Z","type":"stable","version":"v1.2.0"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.1.3","date":"2017-01-04T00:24:16Z","type":"stable","version":"v1.1.3"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.1.2","date":"2016-09-08T04:29:39Z","type":"stable","version":"v1.1.2"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.1.1","date":"2015-12-08T03:09:45Z","type":"stable","version":"v1.1.1"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.1.0","date":"2015-11-05T23:22:46Z","type":"stable","version":"v1.1.0"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.0.0","date":"2015-06-05T05:08:49Z","type":"stable","version":"v1.0.0"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v0.9.5beta2","date":"2015-04-03T13:25:15Z","type":"prerelease","version":"v0.9.5beta2"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v0.9.5beta1","date":"2015-01-26T20:29:20Z","type":"prerelease","version":"v0.9.5beta1"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v0.9.4","date":"2014-07-07T21:30:43Z","type":"stable","version":"v0.9.4"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v0.9.3","date":"2014-06-18T16:10:41Z","type":"stable","version":"v0.9.3"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v0.9.2","date":"2014-06-18T16:51:02Z","type":"stable","version":"v0.9.2"}]` |
| reliability.sla_pct | 99.99 | - |
| reliability.status_page | yes | yes |
| security.disclosure_policy | yes | - |
| security.fedramp | yes | - |
| security.gdpr | yes | - |
| security.hipaa | yes | - |
| security.pci | yes | - |
| security.scorecard | - | 3.4 |
| security.vulnerabilities | - | `{"count":1,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=org.kairosdb%3Akairosdb&per_page=100","last_12m":0,"max_severity":"MODERATE"}` |

## Capabilities (Time-Series Databases)

| Capability | Amazon Timestream | KairosDB |
|---|:--:|:--:|
| **Query** |  |  |
| Query language (SQL / PromQL / InfluxQL-Flux / Graphite) | SQL | REST API, Graphite protocol |
| SQL compatibility | Full SQL | Non-SQL |
| **Ingest** |  |  |
| Ingest model | Push | Push |
| **Model** |  |  |
| Data model | Metrics (labels/tags) | Metrics (labels/tags) |
| **Lifecycle** |  |  |
| Downsampling / rollups | - | Continuous aggregates |
| Retention / TTL | - | Manual |
| **Storage** |  |  |
| Compression (columnar / delta / Gorilla) | - | - |
| **Performance** |  |  |
| High-cardinality handling | Strong | Strong |
| **Scale** |  |  |
| Clustering / horizontal scale | Distributed / sharded | Distributed / sharded |
| Replication / HA | ✓ | ✓ |
| **Deployment** |  |  |
| Deployment | Managed | Self-hosted |
| **Interop** |  |  |
| Prometheus remote-write compatible | - | - |
| **Licensing** |  |  |
| Licence class | Proprietary | Source-available |

*Source: Vioscale. Generated 2026-09-01T17:10:03.633Z. "-" = undocumented, not absent.*