Best kdb+ Alternatives in 2026
Updated
20 tools from database software ranked against kdb+ on the same published basis.
- 1kdb+ vs MySQL
- 2kdb+ vs Azure SQL Database
- 3kdb+ vs Amazon DynamoDB
- 4kdb+ vs SQLite
- 5kdb+ vs Firestore
- 6kdb+ vs MarkLogic
- 7kdb+ vs InfluxDB
- 8kdb+ vs Amazon RDS
- 9kdb+ vs PostgreSQL
- 10kdb+ vs Google Cloud SQL
- 11kdb+ vs MariaDB Server
- 12kdb+ vs CockroachDB Cloud
- 13kdb+ vs Teradata VantageCloud
- 14kdb+ vs InterSystems IRIS
- 15kdb+ vs Exasol
- 16kdb+ vs Apache Cassandra
- 17kdb+ vs TiDB Cloud
- 18kdb+ vs Neo4j
- 19kdb+ vs RavenDB
- 20kdb+ vs Google Cloud Spanner
kdb+ alternatives compared
| # | Tool | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | MySQL | 9.3 | Free plan | — | API, Linux, Mac, self-hosted, Windows |
| 2 | Azure SQL Database | 9.1 | Free plan | Free | Android, API, iOS, Linux, Mac, Web, Windows |
| 3 | Amazon DynamoDB | 9.1 | Free plan | Free | Android, API, iOS, Linux, Mac, Web, Windows |
| 4 | SQLite | 8.9 | Free plan | $12.50/mo | Android, API, iOS, Linux, Mac, self-hosted, Web, Windows |
| 5 | Firestore | 8.6 | Free plan | Free | Android, API, iOS, Web |
| 6 | MarkLogic | 8.5 | Free plan | Free | API, Linux, self-hosted, Web, Windows |
| 7 | InfluxDB | 8.5 | Free plan | — | API, Linux, Mac, self-hosted, Web, Windows |
| 8 | Amazon RDS | 8.3 | Free plan | Free | API, Web |
| 9 | PostgreSQL | 8.2 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 10 | Google Cloud SQL | 8.2 | No | $0.04/mo | API, Linux, Mac, Web, Windows |
| 11 | MariaDB Server | 8.2 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 12 | CockroachDB Cloud | 8.2 | Free plan | $0.06/mo | API, Linux, Web |
| 13 | Teradata VantageCloud | 8.2 | Free plan | Free | API, Linux, self-hosted, Web |
| 14 | InterSystems IRIS | 8.2 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 15 | Exasol | 8.2 | Free plan | $3.30/mo | API, Linux, Mac, self-hosted, Web |
| 16 | Apache Cassandra | 8.1 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 17 | TiDB Cloud | 8.1 | Free plan | — | API, Web |
| 18 | Neo4j | 8.0 | Free plan | $65/mo | self-hosted |
| 19 | RavenDB | 8.0 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 20 | Google Cloud Spanner | 7.9 | No | — | API, Linux, self-hosted, Web |
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Questions about kdb+ alternatives
What is the best alternative to kdb+?
MySQL, number 1 in database software with a score of 9.3 out of 10. The others here: Azure SQL Database, Amazon DynamoDB, SQLite and 16 more.
What is the best free alternative to kdb+?
MySQL is the best-ranked alternative with a free plan. 18 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.