EventStream

EventStream

(95 reviews)
$89
Out of Stock

Color

EventStream is a managed event streaming platform that brings the power of Apache Kafka to teams that want real-time data streaming without the operational complexity. Built on a Kafka-compatible protocol, EventStream provides fully managed clusters with automatic scaling, multi-region replication, and enterprise-grade security. EventStream is designed for organizations building event-driven architectures, real-time analytics pipelines, and microservice communication layers. Producers publish events to topics using the standard Kafka protocol, and consumers process events in real-time using any Kafka-compatible client library. The platform goes beyond basic Kafka hosting with value-added features. Schema Registry provides centralized schema management with compatibility enforcement. Stream Processing allows you to define SQL-like transformations that run continuously on your event streams, producing derived streams and materialized views without deploying separate processing infrastructure. EventStream's operational features include automatic partition rebalancing, consumer lag monitoring, dead letter queue management, and event replay capabilities. For organizations migrating from self-managed Kafka, EventStream provides migration tools that handle topic creation, data migration, and consumer group offset synchronization.
Deployment Cloud (SaaS)
Protocol Kafka-compatible (librdkafka)
Schema Registry Avro, Protobuf, JSON Schema
Stream Processing SQL-based continuous queries
Max Throughput 50 MB/s per partition
Retention Configurable (1 hour -- infinite)
Replication Multi-AZ (3x) + Multi-region optional
Auto-scaling Partitions + throughput
Security mTLS, SASL, ACLs, encryption at rest
Support Community (Free) / 24/7 (Enterprise)
Jason Chen November 5, 2025

We migrated from self-managed Kafka to EventStream and eliminated about 40 hours per month of operational toil. No more broker upgrades, partition reassignment headaches, or Zookeeper maintenance. The Kafka protocol compatibility meant zero code changes.

Rachel Williams October 20, 2025

EventStream's SQL-based stream processing is surprisingly powerful. We use it for real-time event enrichment, windowed aggregations, and filtering -- all without deploying Kafka Streams or Flink applications. This eliminated two separate infrastructure components from our architecture.

Kevin Park October 2, 2025

Good managed Kafka alternative. The web console provides excellent visibility into topic metrics, consumer group lag, and cluster health. The dead letter queue management is a nice feature we did not have with self-managed Kafka.

Emily Foster September 15, 2025

EventStream made event-driven architecture accessible for our small engineering team. Previously, the operational overhead of Kafka deterred us. We process about 10 million events per day across 50 topics and the platform has been rock-solid.

Brian Thompson August 28, 2025

We use EventStream as the backbone of our real-time analytics pipeline. Events from our web application flow through EventStream to our stream processing jobs and into ClickHouse for real-time dashboards. The sub-10ms publish latency is critical for our use case.

Diana Lee August 10, 2025

EventStream handles our multi-tenant SaaS event architecture well. We use topic-level ACLs to ensure data isolation between tenants, and the auto-scaling handles variable load across tenants gracefully.

Marcus Johnson July 22, 2025

Decent managed Kafka platform. The basic streaming features work well. However, I found the stream processing capabilities somewhat limited compared to dedicated tools like Apache Flink. Good for simpler use cases.

Sandra Wilson July 5, 2025

EventStream powers our real-time recommendation engine. We publish user interaction events, process them through stream processing for feature computation, and feed the results into our ML model. The end-to-end latency is under 500ms. Zero data loss events in eight months.

Is EventStream compatible with existing Kafka client libraries?
Yes. EventStream implements the Kafka protocol and is compatible with all Kafka client libraries. Your existing producers and consumers work without code changes -- update the broker endpoint and authentication configuration.
How does EventStream auto-scaling work?
EventStream automatically scales partition throughput based on producer and consumer load. For topic-level scaling, you can enable auto-partitioning which increases partition count based on consumer lag metrics.
What is the pricing model?
EventStream uses a consumption-based pricing model with three components: ingress, egress, and storage. The free tier includes 1 GB/day of ingress and 30-day retention. Paid tiers start at $89/month.
Why is EventStream currently out of stock?
We are temporarily pausing new customer signups in certain regions while we expand our infrastructure capacity. Existing customers are not affected. You can join the waitlist for your preferred region.
Does EventStream support exactly-once semantics?
Yes. EventStream supports Kafka's exactly-once semantics including idempotent producers, transactional messaging, and exactly-once stream processing. EOS is available on all tiers at no additional cost.