Apache Storm vs Hazelcast
On the evidence we track, Hazelcast leads this comparison with a composite score of 61/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.
Capabilities
Feature-by-feature on the axes that matter for streaming analytics. “-” means undocumented, not absent.
What each one is
The product in its own terms, so the numbers below have context.
Apache Storm
A free and open-source framework that reliably processes continuous streams of data across distributed systems with guaranteed delivery and fault tolerance.
Hazelcast
LeaderA distributed, in-memory computing platform that combines caching, stream processing, and data integration to enable real-time applications with low-latency data access and instant decision-making.
Pricing
List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.
Platform & deployment
Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.
Integrations
What each product connects to. Counts come from the vendor's own integration directory where one exists.
- Hadoop
- Kafka
Apache Storm
- Hadoop
- Kafka
Hazelcast
Leader- Spring Integration
- MongoDB
- S3
- RDBMS
- JMS
- Oracle Database
- Microsoft SQL Server
- JDBC
Apache Storm or Hazelcast: which one depends on you
A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.
Free to run, no account needed to start. How the evaluation works
Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.