Kafka Streams

API—OSS—FREEyesDOCS5/5
KS6.0#17 of 24
—WeboutWindowsoutMacoutLinux—Android—iOS

Ranked in Stream Processing Software ·Free plan

About

Kafka Streams is ranked #17 of 24 in stream processing software on Inferse. It runs on Linux, macOS, Self-hosted, Windows. There is a free plan.

Compared on stream processing software

Free plan
Yeskafka.apache.org
Deployment model
self-hostedkafka.apache.org
SQL processing
Nokafka.apache.org
Stateful processing
Yeskafka.apache.org
Event-time windows
Yeskafka.apache.org
Supported languages
Java, Scalakafka.apache.org

Facts

Purpose
Kafka Streams is a client library for building applications and microservices whose input and output data are stored in Kafka clusters.kafka.apache.org · 30 Sept 2026
Processing
Kafka Streams processes and analyzes data stored in Kafka, including event-time processing, windowing, and real-time application-state queries.kafka.apache.org · 30 Sept 2026
Scalability
Applications can run on one machine for a proof of concept and scale across multiple machines for high-volume production workloads.kafka.apache.org · 30 Sept 2026
Deployment
Kafka Streams applications can be deployed to containers, virtual machines, bare metal, or cloud environments.kafka.apache.org · 30 Sept 2026
Programming
Kafka Streams supports standard Java and Scala applications.kafka.apache.org · 30 Sept 2026
Processing semantics
Kafka Streams supports exactly-once processing semantics.kafka.apache.org · 30 Sept 2026
Architecture
Kafka Streams requires no separate processing cluster and uses Kafka as its internal messaging layer.kafka.apache.org · 30 Sept 2026
APIs
The Streams DSL provides operations such as map, filter, join, and aggregations, while the Processor API supports custom processors and state stores.kafka.apache.org · 30 Sept 2026
State
Kafka Streams supports fault-tolerant local state for stateful operations such as windowed joins and aggregations.kafka.apache.org · 30 Sept 2026
Security
Kafka Streams natively integrates with Kafka security features, including encryption in transit, client authentication, and client authorization.kafka.apache.org · 30 Sept 2026
Integrations
Kafka's ecosystem includes tools for stream processing, Hadoop integration, monitoring, and deployment, and Kafka Connect provides connectors for external systems.kafka.apache.org · 30 Sept 2026
Support
The Kafka project provides user, developer, JIRA, and commit mailing lists for community support and project communication.kafka.apache.org · 30 Sept 2026
License
Apache Software Foundation software is licensed under the Apache License 2.0.apache.org · 30 Sept 2026
Commercial support
The Apache Software Foundation says it does not sell its software or provide formal or commercial support for its packages.apache.org · 30 Sept 2026
Security reporting
Apache asks potential security vulnerabilities to be reported first to private security mailing lists.apache.org · 30 Sept 2026

Company

Founded
1999kafka.apache.org · 28 Sept 2026

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