KairosDB
A distributed, scalable database for time-series data storage and retrieval
- Also known as
- kairosdb
What is KairosDB?
A distributed time-series database built on Cassandra, designed for fast storage and querying of time-series data at scale.
KairosDB pricing
We don't have KairosDB's full plan breakdown yet (its pricing page resisted automated reading). Here's what we could confirm. Always check live pricing for exact numbers.
What KairosDB does
The capabilities that matter for time-series databases, normalised so it lines up with every alternative. “-” means we haven't confirmed it, not that it's missing.
- Query language (SQL / PromQL / InfluxQL-Flux / Graphite)
- REST API, Graphite protocol
- SQL compatibility
- Non-SQL
- Ingest model
- Push
- Data model
- Metrics (labels/tags)
- Downsampling / rollups
- Continuous aggregates
- Retention / TTL
- Manual
- Compression (columnar / delta / Gorilla)
- -
- High-cardinality handling
- Strong
- Clustering / horizontal scale
- Distributed / sharded
- Replication / HA
- ✓
- Deployment
- Self-hosted
- Prometheus remote-write compatible
- -
- Licence class
- Source-available
Platform & deployment
Independently observed- CLI
- Web
- Self-hosted
Integrations (3)
Independently observed- Cassandra
- Graphite
- Telnet
Security & compliance
Known vulnerabilities: 1 (0 in the last 12 months), max severity MODERATE sourcea count reflects scale & disclosure, not quality
KairosDB FAQ
Common questions about KairosDB, answered from independent, dated evidence.
What is 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. It is indexed under Time-Series Databases.
Source: https://kairosdb.github.io/
Is KairosDB free to use?
KairosDB is open source, so it can be self-hosted and used at no licence cost. It is released under the Apache-2.0 licence. Pricing changes often, so verify at source before relying on it.
Source: https://kairosdb.github.io/
What platforms does KairosDB support?
KairosDB supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.
Source: https://kairosdb.github.io/
Can KairosDB be self-hosted?
Yes. KairosDB can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.
Source: https://kairosdb.github.io/
What does KairosDB integrate with?
We have confirmed 3 integrations for KairosDB, including Cassandra, Graphite and Telnet. This is what we could verify from public sources, so the vendor may support others we have not indexed.
Source: https://kairosdb.github.io/
Is KairosDB open source?
Yes. KairosDB is published under the Apache-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.
KairosDB alternatives
Other time-series databases we track, ranked by the same independent score.
- PrometheusOpen-source metrics and time-series monitoring solution for systems and applicationsmedium · 58%
- ClickHouseA high-performance, column-oriented database optimized for real-time analytics at petabyte scalemedium · 61%
- InfluxDBA time-series database engineered for real-time ingestion and analysis of high-velocity operational datamedium · 70%
- TDengineTime-series database for billions of connected sensorsmedium · 68%
- TimescaleDBPostgreSQL-based time-series database system designed to store and query petabyte-scale sensor and machine data efficientlymedium · 63%
- Amazon Timestreammedium · 61%
Compare KairosDB
Side by side against other time-series databases, attribute by attribute, with a source on every value.
The vioscaleAI score: one lens on the evidence
Not user reviews and not a paid placement: a confidence-weighted blend of the independent signals below (adoption, activity, security posture, and more), which you can sort and re-weight yourself. Vendors can correct their listing but can never move their rank, and stars are weighted low as a vanity metric. It is one way to read the evidence for KairosDB, not the verdict.
| Signal | Score | Weight | Contribution | Evidence |
|---|---|---|---|---|
| Release cadence | 49 | 0.08 | 4.0 | ✓ |
| Stars | 61 | 0.05 | 2.9 | ✓ |
| Capabilities | 29 | 0.08 | 2.3 | ✓ |
| Security score | 34 | 0.05 | 1.8 | ✓ |
| Dependent projects | 25 | 0.05 | 1.4 | ✓ |
| Integrations | 17 | 0.05 | 0.9 | ✓ |
| Package downloads | 13 | 0.04 | 0.5 | ✓ |
| Development activity | 0 | 0.14 | 0.0 | ✓ |
| Security posture | 0 | 0.12 | 0.0 | - |
| Developer Q&A activity | 0 | 0.14 | 0.0 | - |
Computed . Re-weight it by intent, or see the full method.
All data & sourcesshow ↓
Every value we hold, with its source, retrieval date, and confidence. This is the evidence behind the score: don't trust it, verify it.
Activity
| Attribute | Value | Evidence |
|---|---|---|
| Commits last 30d | 0 | mediumsource · 2026-09-10 · 65% |
Adoption
Content
| Attribute | Value | Evidence |
|---|---|---|
| Faq | 6 items | mediumsource · 2026-09-10 · 61% |
Features
| Attribute | Value | Evidence |
|---|---|---|
| Capabilities | Clustering: distributed · Data model: metrics · Deployment: self_hosted · Downsampling: continuous_aggregates · Ingest model: push · Licence class: source_available | mediumsource · 2026-09-10 · 60% |
Integrations
| Attribute | Value | Evidence |
|---|---|---|
| Count | 3 | mediumsource · 2026-08-13 · 60% |
Language
| Attribute | Value | Evidence |
|---|---|---|
| Primary | Java | highsource · 2026-09-10 · 90% |
License
| Attribute | Value | Evidence |
|---|---|---|
| Spdx | Apache-2.0 | mediumsource · 2026-09-10 · 67% |
Pricing
Release
Reliability
| Attribute | Value | Evidence |
|---|---|---|
| Status page | Yes | mediumsource · 2026-08-03 · 60% |
Security
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