Comparison

Hazelcast vs RisingWave

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.

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
★Hazelcast61
RisingWave52
Score
vioscaleAI score
Hazelcast61 / 100medium · 56%
RisingWave52 / 100medium · 53%
Pricing
Free tier
Hazelcast–
RisingWave✓
Model
Hazelcastcommercial
RisingWavefreemium
Price level
Hazelcastunknown
RisingWavelow
Transparent
Hazelcast✗
RisingWave✗
Integrations
Count
Hazelcast6
RisingWave9
Security
Gdpr
Hazelcast✓
RisingWave✓
Hipaa
Hazelcast–
RisingWave✓
Scorecard
Hazelcast4.2
RisingWave–
Soc2
Hazelcast–
RisingWave✓
Reliability
Status page
Hazelcast✓
RisingWave–
Adoption
Dependent repos
Hazelcast10,433
RisingWave–
Github stars
Hazelcast6,620
RisingWave–
Package downloads weekly
Hazelcast3,112
RisingWave–
Activity
Commits last 30d
Hazelcast80
RisingWave–
Release
Cadence days
Hazelcast15
RisingWave–
History
Hazelcast20 items
RisingWave–
License
Spdx
HazelcastApache-2.0
RisingWave–
Language
Primary
HazelcastJava
RisingWave–
Content
Faq
Hazelcast5 items
RisingWave6 items

Capabilities

Feature-by-feature on the axes that matter for streaming analytics. “-” means undocumented, not absent.

Capabilities
Processing model
Hazelcast-
RisingWaveMicro batch
Delivery guarantee
HazelcastExactly once
RisingWaveExactly once
Streaming sql
Hazelcast✓
RisingWave✓
Event time watermarks
Hazelcast-
RisingWave✓
Stateful processing
Hazelcast✓
RisingWave✓
Cdc support
Hazelcast-
RisingWave-
Deployment model
HazelcastSelf hosted
RisingWaveManaged saas
Autoscaling
Hazelcast✓
RisingWave✓
Connector breadth
Hazelcast-
RisingWave-
Latency class
HazelcastSub second
RisingWaveSub second
Open source
Hazelcast✓
RisingWave✓
SOC2
Hazelcast-
RisingWave✓
Pricing model
HazelcastOpen source self host
RisingWaveOpen source self host

What each one is

The product in its own terms, so the numbers below have context.

Hazelcast

Leader

A 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.

Independently observed

RisingWave

Processes continuous data streams using SQL, delivering low-latency results directly without requiring separate databases or caches. Available as open-source self-hosted software or a managed cloud service.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Hazelcast

Leader
Quote-based
as of verify ↗

RisingWave

HybridFree tier
  • Self-HostedFree
  • RisingWave Cloud-
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Linux
Hazelcast✓
RisingWave✗
CLI
Hazelcast✓
RisingWave✓
Deployment
Cloud / SaaS
Hazelcast✓
RisingWave✓
Self-hosted
Hazelcast✓
RisingWave✓
Hybrid
Hazelcast✓
RisingWave✗

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (2)
  • Kafka
  • S3

Hazelcast

Leader
10 total - 8 not shared
  • Spring Integration
  • MongoDB
  • Hadoop
  • RDBMS
  • JMS
  • Oracle Database
  • Microsoft SQL Server
  • JDBC
Independently observed

RisingWave

9 total - 7 not shared
  • Apache Iceberg
  • DataFusion
  • PostgreSQL
  • Slack
  • NGINX
  • Envoy
  • Kong
Independently observed
Still deciding?

Hazelcast or RisingWave: 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.