Tech riderRev. 3 Oct 2026

Apache Geode

Ch 077.1of 25 In-Memory Databases

1Runs onAPI, Linux, self-hosted, Windows
2CostsFree plan
3Deploymentself-hosted
4Data persistenceYes
5High availabilityYes
6SQL supportNo
7Supported data modelskey-value regions; replicated regions; partitioned regions; local regions; distributed regions

7 lines stated Written from the maker's own pages: geode.apache.org

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Overview

Apache Geode is ranked #7 of 25 in in-memory databases on Specifiction. It runs on API, Linux, Self-hosted, Windows. There is a free plan.

Apache Geode plans and pricing

All plans

Apache Geode Free Available as binary and source distributions under the Apache License geode.apache.org · 3 Oct 2026

Compared on in-memory databases

Free plan: Yesgeode.apache.org
Deployment: self-hostedgeode.apache.org
Data persistence: Yesgeode.apache.org
High availability: Yesgeode.apache.org
SQL support: Nogeode.apache.org
Supported data models: key-value regions; replicated regions; partitioned regions; local regions; distributed regionsgeode.apache.org

Facts

Purpose: Apache Geode is a data management platform that provides real-time, consistent access to data-intensive applications across widely distributed cloud architectures.geode.apache.org · 3 Oct 2026
Architecture: Geode uses data replication, partitioning, and distributed processing to support low-latency, high-concurrency applications.geode.apache.org · 3 Oct 2026
Storage: Geode provides in-memory storage with optional off-heap storage, compression, disk overflow, eviction, and expiration.geode.apache.org · 3 Oct 2026
Persistence: Geode describes its write-ahead-log persistence as optimized for fast parallel recovery of nodes or an entire cluster.geode.apache.org · 3 Oct 2026
Transactions and queries: Geode supports distributed ACID transactions and OQL queries with SQL-like capabilities, including joins.geode.apache.org · 3 Oct 2026
Events: Clients can subscribe to server-side data events, and servers can react synchronously or asynchronously with ordered event delivery.geode.apache.org · 3 Oct 2026
WAN replication: Geode supports replicating clusters across a WAN in topologies including active-active, active-passive, ring, hub-spoke, and star.geode.apache.org · 3 Oct 2026
Clients and API: The project lists Java, C++, and C# .NET Framework clients and a REST API for other languages.geode.apache.org · 3 Oct 2026
Integration: Geode documentation describes a Spring Boot client for connecting applications to a Geode cluster.geode.apache.org · 3 Oct 2026
Security: Geode supports authentication, authorization, role-based access control, and SSL communication, but these measures are absent from the default installation.geode.apache.org · 3 Oct 2026
Support: The project's hosted support options are its user mailing list and issue tracker, with release support provided by project volunteers.geode.apache.org · 3 Oct 2026
Release verification: The releases page provides checksum and PGP signature verification instructions for downloads.geode.apache.org · 3 Oct 2026
Intended users: The project describes its technology as used by enterprise customers for high-scale business applications requiring low latency and 24x7 availability.geode.apache.org · 3 Oct 2026