Apache Flink® — Stateful Computations over Data Streams



All streaming use cases
  • Event-driven Applications
  • Stream & Batch Analytics
  • Data Pipelines & ETL
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Guaranteed correctness
  • Exactly-once state consistency
  • Event-time processing
  • Sophisticated late data handling
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Layered APIs
  • SQL on Stream & Batch Data
  • DataStream API & DataSet API
  • ProcessFunction (Time & State)
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Operational Focus
  • Flexible deployment
  • High-availability setup
  • Savepoints
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Scales to any use case
  • Scale-out architecture
  • Support for very large state
  • Incremental checkpointing
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Excellent Performance
  • Low latency
  • High throughput
  • In-Memory computing
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Apache Flink 1.14.6 Release Announcement
The Apache Flink Community is pleased to announce another bug fix release for Flink 1.14.
Regarding Akka's licensing change

On September 7th Lightbend announced a license change for the Akka project, the TL;DR being that you will need a commercial license to use future versions of Akka (2.7+) in production if you exceed a certain revenue threshold.

Apache Flink Table Store 0.2.0 Release Announcement
The Apache Flink Community is pleased to announce the release for Flink Table Store 0.2.0! This version complements the ecosystem and is an available version!
Apache Flink 1.15.2 Release Announcement
The Apache Flink Community is pleased to announce a bug fix release for Flink 1.15.
Apache Flink Kubernetes Operator 1.1.0 Release Announcement

The community has continued to work hard on improving the Flink Kubernetes Operator capabilities since our first production ready release we launched about two months ago.