whichdb
vs

Apache Geode vs Oracle Coherence

Apache Geode: The open-source core of GemFire: a consistent, partitioned in-memory data grid for Java. Oracle Coherence: Oracle's long-running Java data grid, with a UPL-licensed Community Edition on GitHub.

key differences

  • Only Oracle Coherence has full-text search, vector search, json, streaming ingest.

choose apache-geode for

  • +Low-latency, consistent caches for Java systems
  • +Open-source alternative to commercial GemFire
  • +Event notification via continuous queries

best at · Cache, Sessions, OLTP

choose oracle-coherence for

  • +Session and state replication for WebLogic and Java apps
  • +Low-latency reference data caches in trading systems
  • +Event-driven processing with map listeners

best at · Cache, Sessions, Real-time analytics

Apache GeodeThe open-source core of GemFire: a consistent, partitioned in-memory data grid for Java.
Oracle CoherenceOracle's long-running Java data grid, with a UPL-licensed Community Edition on GitHub.
overview
Primary model
Key-Value
Key-Value
Also supports
Object
Document, Vector
Type
Database engine
Database engine
Status
Active
Active
Developer
Apache Software Foundation
Oracle
First release
2016
2001
Latest version
2.0.3 (Sep 19, 2026)
CE 26.07 (Sep 15, 2026)
License
Open source (permissive)Apache License 2.0
Open source (permissive)Universal Permissive License 1.0 (Community Edition)
Free tier
✓
✓
popularity
WhichDB Score
11.7
15.7
Rank
#279
#206
GitHub stars
2.4K
474
Stack Overflow questions
322
261
scale & guarantees
Comfortable data size
Medium (≤ 10 TB)
Medium (≤ 10 TB)
Horizontal scaling
Native
Native
Multi-region
Active active
Active active
ACID
Limited
Limited
Consistency
Strong
Strong
Schema
Flexible
Schemaless
Architecture
In memory, Distributed, Client server, Embedded
In memory, Distributed, Embedded, Client server
deployment
Self-hosted
✓
✓
Vendor-managed cloud
—
—
Serverless
—
—
Embedded
✓
✓
Edge
—
—
Clouds
–
Oracle Cloud
capabilities
Transactions
✓
✓
Joins
—
—
Secondary indexes
✓
✓
Full-text search
—
✓
Vector search
—
✓
Geospatial
—
—
JSON
—
✓
Change data capture
—
—
Triggers
—
—
Stored procedures
✓
✓
Materialized views
—
—
TTL / expiry
✓
✓
Pub/Sub
✓
✓
Columnar storage
—
—
In-memory
✓
✓
Durable persistence
✓
✓
Compression
—
—
Encryption at rest
—
—
Role-based access
✓
✓
Time travel
—
—
Branching
—
—
Online schema changes
—
—
Streaming ingest
—
✓
Offline sync
—
—
Runs in WebAssembly
—
—
interfaces
Query languages
OQL
CohQL, Filter API, Java Streams
Client languages
Java, C++, C#
Java, C#, C++, JavaScript, Python, Go
Best for
Cache, Sessions, OLTP, Real-time analytics
Cache, Sessions, Real-time analytics, Pub/Sub
Add more to this comparisonNot sure either fits? Try smart match

Apache Geode vs Oracle Coherence: FAQ

What is the difference between Apache Geode and Oracle Coherence?

Apache Geode: The open-source core of GemFire: a consistent, partitioned in-memory data grid for Java. Oracle Coherence: Oracle's long-running Java data grid, with a UPL-licensed Community Edition on GitHub. Only Oracle Coherence has full-text search, vector search, json, streaming ingest.

When should I choose Apache Geode over Oracle Coherence?

Choose Apache Geode for low-latency, consistent caches for Java systems; open-source alternative to commercial GemFire; and event notification via continuous queries. Choose Oracle Coherence for session and state replication for WebLogic and Java apps; low-latency reference data caches in trading systems; and event-driven processing with map listeners.

Is Apache Geode or Oracle Coherence more popular?

Oracle Coherence ranks #206 on the WhichDB Score (15.7/100) and Apache Geode ranks #279 (11.7/100). Popularity is not fit: check the requirements that matter for your project.

Are Apache Geode and Oracle Coherence open source?

Yes. Apache Geode is open source. License: Apache License 2.0. Yes. Oracle Coherence is open source. License: Universal Permissive License 1.0 (Community Edition).