Free
Free
Apache Flink is open source under the Apache License; downloads and documentation are free from the project site.
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- Apache Flink is open source under the Apache License; downloads and documentation are free from the project site.
Assistant · Vendor site 2026-10-04
Apache Flink is an open-source stream processing framework for stateful computations over unbounded and bounded data streams. It targets event-driven analytics, real-time ETL, and large-scale data pipelines with exactly-once semantics, checkpointing, and connectors for common storage and messaging systems.
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Free
Free
Apache Flink is open source under the Apache License; downloads and documentation are free from the project site.
No retained pricing changes yet. A current price alone does not establish a historical trend.
Reviewed vendor source
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Yes. Flink has an ongoing free plan. Apache Flink is open source under the Apache License; downloads and documentation are free from the project site.
Flink is listed as free. No paid plan with a published price was found.
We could not confirm API access for Flink.