Infinispan

Infinispan is ranked #9 of 29 in key-value databases on Freedom251. It runs on API, Linux, Self-hosted. There is a free plan.

Infinispan plans and pricing

All plans

Community Edition Free Apache 2.0 open-source license · embedded library or standalone server · deployment and support limits not stated infinispan.org · 2 Oct 2026

Compared on key-value databases

Free plan: Yes

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Infinispan

Product: Infinispan is an open-source distributed in-memory database with full-text and vector search.
Protocols: Clients can connect through Hot Rod, REST, Redis, or Memcached protocols.
Deployment: Infinispan can run as an embedded library, standalone server, or container image.
Cloud support: The site lists a Kubernetes Operator and container image deployment on OpenShift, AWS EC2, Azure, and GCP.
Search and AI: Features include distributed vector indexes, kNN similarity queries, semantic search, RAG, and semantic caching.
Integrations: The features page lists native integrations with Spring AI, LangChain4j, LangChain, and Quarkus LangChain4j.
Persistence: Listed cache stores include filesystem, JDBC, SQL, RocksDB, and remote Infinispan cluster stores.
Security: The feature page lists role and permission based access control, security realms, and encryption for inter-cluster traffic and remote endpoints.
Transactions: Infinispan supports distributed transactions with optimistic or pessimistic locking, configurable isolation levels, and XA recovery.
Client libraries: The Hot Rod client page lists Java, Go, JavaScript, C++, .NET, and Python clients.
Support policy: The releases page says only the latest minor release of a major version is supported and distinguishes full, limited, and limited client support.
Support channels: For usage questions, the site recommends GitHub Discussions and Stack Overflow; development chat is on Zulip.
License: Infinispan is released under the Apache 2.0 open-source license.
Price from: Free

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Where it ranks on Freedom251

Best Key-Value Databases in 2026#9 of 29
Best Caching Software in 2026#11 of 26
Best In-Memory Databases in 2026#10 of 24

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Sources

infinispan.org· checked 2 Oct 2026
infinispan.org/features/· checked 2 Oct 2026
infinispan.org/downloads/cache-stores/· checked 2 Oct 2026
infinispan.org/hotrod-clients/· checked 2 Oct 2026
infinispan.org/downloads/releases· checked 2 Oct 2026