Tech riderRev. 30 Sept 2026

VoltDB

Ch 017.6of 25 In-Memory Databases

1Runs onAPI, Linux, Mac, self-hosted, Web
2CostsFree plan · free trial
3Deployment modelboth
4Horizontal scalingYes
5Multi-region deploymentYes

5 lines stated Written from the maker's own pages: voltactivedata.com

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Overview

VoltDB is ranked #1 of 25 in in-memory databases on Specifiction. It runs on API, Linux, macOS, Self-hosted, Web. There is a free plan. A free trial is offered.

VoltDB plans and pricing

All plans

Developer Edition Free individual developers and early exploration · local or cloud · sample apps, tutorials and docs · no infrastructure required voltactivedata.com · 30 Sept 2026

Stream to Decision Trial Free Confluent users · Kafka stream connection · pre-built Docker templates · free to use for 30 days voltactivedata.com · 30 Sept 2026

Guided Engagement Not published defined use cases and production timelines · 12-week paid engagement · production deployment · customer success manager voltactivedata.com · 30 Sept 2026

Compared on in-memory databases

Free plan: Novoltactivedata.com
Deployment model: bothvoltactivedata.com
Horizontal scaling: Yesvoltactivedata.com
Multi-region deployment: Yesvoltactivedata.com

Facts

Product role: Volt Active Data describes Volt as a real-time decisioning layer combining in-memory data processing, streaming ingest, business logic and AI integration.voltactivedata.com · 30 Sept 2026
Latency: The company says Volt is built to move from ingest to action in under 10 milliseconds.voltactivedata.com · 30 Sept 2026
Database model: VoltDB is a distributed, in-memory database that partitions data and stored procedures so queries can run in parallel while retaining ACID consistency.docs.voltactivedata.com · 30 Sept 2026
Scaling: VoltDB can scale by adding nodes to a cluster, with partitioning automated from the schema.docs.voltactivedata.com · 30 Sept 2026
Durability: VoltDB Enterprise Edition provides command logging, locally replicated partitions (K-safety) and wide-area database replication for durability and high availability.docs.voltactivedata.com · 30 Sept 2026
Streaming integrations: Volt connects directly to Kafka or CDC streams and can expose decisions through SQL, REST or Kafka topics.voltactivedata.com · 30 Sept 2026
Deployment: Volt supports on-premises, cloud Kubernetes or VM-based deployments, and hybrid deployments.voltactivedata.com · 30 Sept 2026
Operating systems: Production VoltDB databases support Debian 12.11 or later, RHEL 8.8 or later, Rocky Linux 8.8 or later and Ubuntu 20.04, 22.04 or 24.04; macOS 13 or later is supported for development.docs.voltactivedata.com · 30 Sept 2026
Security controls: VoltDB supports user authentication and authorization with roles, and TLS/SSL or Kerberos for communications; security is disabled by default.community.voltactivedata.com · 30 Sept 2026
Developer limitation: The Developer Edition is free to use but is not intended for production workloads.voltactivedata.com · 30 Sept 2026
Support: Volt provides a support portal for submitting and managing support tickets.voltactivedata.com · 30 Sept 2026
Target users: Volt says it works with companies building or modernizing mission-critical applications, including financial services, telecommunications and enterprise technology.voltactivedata.com · 30 Sept 2026
Current release: VoltDB release notes list version 15.3.1 dated September 15, 2026.university.voltactivedata.com · 30 Sept 2026