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Features overview

Native KRaft consensus Tiered storage engine Postgres CDC and Connect Polyglot streams and Arrow Kubernetes operator

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GitHub krabka-io

Features

Features overview Native KRaft consensus Tiered storage engine Postgres CDC and Connect Polyglot streams and Arrow Kubernetes operator

Versions Verification Benchmarks News Docs API

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krabka

An open-source broker compatible with the Kafka protocol, written in safe Rust with its own KRaft quorum. Key consensus and replication decisions are proved with Creusot and model-checked with Stateright.

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Migrate from Kafka
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Kafka compatibility
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krabka-broker
krabka-operator
krabka-client-rs
Streams libraries
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© 2026 The krabka Authors. Released under the Apache License 2.0.