From $73/month
StreamNative
Streaming platform
Managed Kafka and Pulsar streaming with hosted, BYOC and private-cloud deployment options, plus connectors and Iceberg/Delta table delivery.
Streaming platform
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Apache Pulsar
Streaming platform
Open-source messaging and streaming platform with four subscription types, built-in multi-tenancy, geo-replication and tiered storage.
Amazon Kinesis / MSK
Streaming platform
AWS's two managed streaming services: Kinesis Data Streams (serverless, per-GB) and Amazon MSK (managed Apache Kafka, per broker-hour).
Google Pub/Sub
Streaming platform
Google Cloud's serverless messaging service: no partitions to size, $40 per TiB after 10 GiB free, direct delivery into BigQuery and Cloud Storage.
Azure Event Hubs
Streaming platform
Managed, Kafka-compatible event streaming on Azure, billed per throughput unit by the hour, with Capture to Blob or Data Lake Storage.
Free core / usage-based cloud Redpanda
Streaming platform
Kafka-compatible event streaming with managed and self-hosted deployments, integrated schema management, configurable data pipelines, and tiered storage.
Open source Apache Kafka
Streaming platform
Open-source event streaming with retained, replayable data, Kafka Connect integrations, and Kafka Streams processing for teams managing their own infrastructure.
Usage-based; limited free compute Confluent
Streaming platform
Managed Kafka, Flink stream processing, connectors, and governance for event-driven applications, with cloud and self-managed deployment options.