Free
Free
Apache Flink is open source under the Apache License; downloads and documentation are free from the project site.
- Access
- Apache Flink is open source under the Apache License; downloads and documentation are free from the project site.
Flink
● Identity checkedAssistant · 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.
- Category
- Assistant
- Free access
- Apache Flink is open source under the Apache License; downloads and documentation are free from the project site.
- API access
- Not confirmed
Is Flink right for you?
A good fit for
Data engineers and platform teams building low-latency stream analytics, CDC, or event-driven applications on JVM clusters.
Before you choose
Operating Flink in production requires you to provision and manage your own compute, storage, and upgrade paths rather than a bundled SaaS tier.
Stateful stream processing
Apache Flink markets itself as a framework for stateful computations over data streams, with documentation for core runtime features plus Kubernetes Operator, CDC, agents, and ML onboarding paths.
What it can do
Features & capabilities
Unknown is different from unavailable. Each fact carries its own evidence.
| Capability | Value | Evidence | Checked |
|---|---|---|---|
| Stream processing focus | Homepage positions Flink for stateful computations over data streams with stable and snapshot documentation tracks. | Facts sourced | 2026-10-04 |
| Current stable release | Downloads page lists Apache Flink 2.3.0 as the latest stable release with source and binary artifacts. | Facts sourced | 2026-10-04 |
| Ecosystem operators | Site navigation highlights Flink Kubernetes Operator, Flink CDC, Flink Agents, and Flink ML getting-started guides. | Facts sourced | 2026-10-04 |
Understand the total cost
Flink pricing & plans
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Frequently asked questions
What is Flink used for?
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.
Does Flink have a free plan?
Apache Flink is open source under the Apache License; downloads and documentation are free from the project site.. This record lists ongoing free access; check the plan limits before starting.
How much does Flink cost?
No paid monthly price is listed; this record treats the product as free to start. See the plan cards for entitlements, billing commitments and seat minimums.
Can I use Flink through an API?
Not confirmed. API access and subscription access may have different terms; consult the linked sources.
What should I check before choosing it?
Operating Flink in production requires you to provision and manage your own compute, storage, and upgrade paths rather than a bundled SaaS tier.
Price history
No retained pricing changes yet. A current price alone does not establish a historical trend.
How this profile is supported
Identity and profile
Reviewed vendor source
Read original source ↗Facts apply to the named version and check date. Send a sourced correction if something changed.