Confluent alternatives

3 tools to consider instead of Confluent, shown against it.

Confluent Apache Kafka Redpanda Amazon Kinesis
Vendor Confluent, Inc. Apache Software Foundation Redpanda Data, Inc. Amazon Web Services
Pricing model Usage-based Open source + paid options Usage-based Usage-based
Free tier Yes Yes Yes No
Deployment Cloud, Self-hosted Self-hosted Cloud, Self-hosted Cloud
Open source No Yes (Apache-2.0) No (BSL-1.1) No
Best for Teams wanting managed Kafka with enterprise features without operating brokers themselves. Engineering teams building event-driven architectures who want full control over a self-managed streaming backbone. Teams wanting Kafka-compatible streaming with lower operational overhead or latency than JVM-based Kafka. AWS-native teams needing managed real-time streaming without operating Kafka infrastructure.
Pricing

Metered by Elastic Confluent Units for Kafka (eCKU) per hour plus data ingress/egress and storage; Basic tier's first eCKU is free.

Basic First eCKU free, then $0.14/eCKU-hour
Standard $0.75/eCKU-hour (~$385/month typical)
Enterprise $1.75–$2.25/eCKU-hour (~$895/month typical)
Freight $2.25/eCKU-hour, 2 eCKU minimum (~$2,300/month typical)

Prices read from the vendor's own page on September 21, 2026. Vendors change prices; check the source before you budget.

Free and open source with no vendor pricing; operating costs depend entirely on self-hosted infrastructure or a chosen managed distribution.

Pricing has not been verified yet — see the vendor's site.

Serverless Cloud tier is free to start then pay-as-you-go or annual commit; BYOC and self-managed Enterprise Edition require an annual commitment or trial, both quote-based.

Serverless Free to start, then pay-as-you-go or annual commit
BYOC Contact sales, annual commitment
Enterprise Edition (self-managed) Contact sales

Prices read from the vendor's own page on September 21, 2026. Vendors change prices; check the source before you budget.

On-Demand mode bills per GB written and read plus a per-stream hourly charge; Provisioned mode bills per shard-hour. No free tier is offered.

On-Demand Standard $0.08/GB data-in, $0.040/GB data-out (US East example)
Provisioned $0.015 per shard-hour (example rate)

Prices read from the vendor's own page on September 21, 2026. Vendors change prices; check the source before you budget.

Features
  • Fully managed, elastically scaled Kafka
  • Schema Registry
  • 120+ managed connectors
  • ksqlDB and Flink-based stream processing
  • Multiple cluster types by throughput/durability need
  • Cross-region and multi-cloud replication
  • Partitioned, replicated, append-only topic logs
  • Horizontal scalability across brokers
  • KRaft consensus (ZooKeeper-free clusters)
  • Kafka Connect for source/sink integration
  • Kafka Streams for stream processing
  • Exactly-once delivery semantics
  • Long-term event retention and replay
  • Kafka API compatibility
  • No ZooKeeper or JVM dependency
  • Single-binary, low-latency architecture
  • Serverless and BYOC managed cloud options
  • Schema Registry and HTTP Proxy built in
  • WebAssembly-based stream transforms
  • On-Demand and Provisioned capacity modes
  • Millisecond-latency record ingestion
  • Up to 365-day data retention
  • Enhanced Fan-Out for parallel consumers
  • Native Lambda and Firehose integration
  • Streaming to Apache Iceberg tables

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