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Free
Calcite is Apache-licensed open-source software available from calcite.apache.org without subscription fees.
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- Calcite is Apache-licensed open-source software available from calcite.apache.org without subscription fees.
Apache Calcite pricing
● Identity checkedCode · Vendor site 2026-10-04
Apache Calcite is a dynamic data management framework providing SQL parsing, validation, relational algebra, and cost-based optimization. The project homepage positions Calcite as foundation software for high-performance databases and federated query engines with adapter integrations.
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- Free access
- Calcite is Apache-licensed open-source software available from calcite.apache.org without subscription fees.
- API access
- Documentation covers SQL parsing, JDBC driver interfaces, and adapter hooks for custom engines.
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Apache Calcite pricing & plans
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