KeyDB
5.8#19 in in-memory databasesLinuxmacOSSelf-hosted
VisitKeyDB vs VoltDB
What both publish
| Fact | KeyDB | VoltDB |
|---|---|---|
| Deployment | Officially managed download options include Docker images, Ubuntu and Debian packages, CentOS RPM packages, and source builds. | Volt supports on-premises, cloud Kubernetes or VM-based deployments, and hybrid deployments. |
| Founded | 2019 | 2009 |
| Integrations | Because KeyDB is Redis-compatible, the maker says Redis client libraries can also be used with KeyDB. | Documented integrations include Kafka, Kinesis, HDFS, JDBC/ODBC, Elasticsearch and RabbitMQ through import and export capabilities. |
| Operating systems | The documentation says Linux and macOS are developed and tested, recommends Linux for deployment, and notes there is no official Windows build support. | 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. |
| Scaling | KeyDB supports horizontal scaling through active replication or cluster mode with a sharded dataset. | VoltDB can scale by adding nodes to a cluster, with partitioning automated from the schema. |
KeyDB plans
No prices published.
VoltDB plans
- Developer EditionFree
- Stream to Decision TrialFree
- Guided EngagementPriced on request
Pick KeyDB if…
KeyDB suits developers and operators looking for an in-memory database, cache, or message broker compatible with Redis clients. It is described for uses ranging from small projects to workloads serving millions of users.
Pick VoltDB if…
VoltDB is aimed at companies building or modernizing mission-critical applications, including in financial services, telecommunications, and enterprise technology. It may suit teams working with streaming data that need low-latency decisions across supported deployment types.