Comparison

KairosDB vs OpenTSDB

No clear leader: OpenTSDB (29.2) and KairosDB (25.3) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
KairosDB25
OpenTSDB29
Score
Vioscale score
KairosDB25 / 100medium · 56%
OpenTSDB29 / 100low · 37%
Pricing
Model
KairosDBopen_source
OpenTSDBopen_source
Price level
KairosDBfree
OpenTSDBfree
Integrations
Count
KairosDB3
OpenTSDB
Reliability
Status page
KairosDB
OpenTSDB
Adoption
Dependent repos
KairosDB32
OpenTSDB175
Github stars
KairosDB1,762
OpenTSDB5,065
Package downloads weekly
KairosDB9
OpenTSDB22
Activity
Commits last 30d
KairosDB0
OpenTSDB0
Release
Cadence days
KairosDB92
OpenTSDB77
History
KairosDB15 items
OpenTSDB20 items
License
Spdx
KairosDBApache-2.0
OpenTSDBLGPL-2.1
Language
Primary
KairosDBJava
OpenTSDBJava

Capabilities

Feature-by-feature on the axes that matter for time-series databases. “-” means undocumented, not absent.

Query
Query language (SQL / PromQL / InfluxQL-Flux / Graphite)
KairosDBREST API, Graphite protocol
OpenTSDB-
SQL compatibility
KairosDBNon-SQL
OpenTSDB-
Ingest
Ingest model
KairosDBPush
OpenTSDBPush
Model
Data model
KairosDBMetrics (labels/tags)
OpenTSDBMetrics (labels/tags)
Lifecycle
Downsampling / rollups
KairosDBContinuous aggregates
OpenTSDBContinuous aggregates
Retention / TTL
KairosDBManual
OpenTSDBManual
Storage
Compression (columnar / delta / Gorilla)
KairosDB-
OpenTSDB-
Performance
High-cardinality handling
KairosDBStrong
OpenTSDB-
Scale
Clustering / horizontal scale
KairosDBDistributed / sharded
OpenTSDBDistributed / sharded
Replication / HA
KairosDB
OpenTSDB-
Deployment
Deployment
KairosDBSelf-hosted
OpenTSDBSelf-hosted
Interop
Prometheus remote-write compatible
KairosDB-
OpenTSDB-
Licensing
Licence class
KairosDBSource-available
OpenTSDBPermissive OSS

What each one is

The product in its own terms, so the numbers below have context.

KairosDB

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.

Independently observed

OpenTSDB

An open-source time series database built on Hadoop and HBase that stores metric data with millisecond precision and scales to millions of writes per second.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

KairosDB

Open source
as of verify ↗

OpenTSDB

Open source
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
KairosDB
OpenTSDB
CLI
KairosDB
OpenTSDB
Deployment
Self-hosted
KairosDB
OpenTSDB
On-premise
KairosDB
OpenTSDB

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

KairosDB

3 total
  • Cassandra
  • Graphite
  • Telnet
Independently observed

OpenTSDB

Not documented yet.

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.