The in-memory data store used by millions of developers as a cache, vector database, document database, streaming engine, and message broker.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Linux
- Self-Hosted
- Software as a Service (SaaS)
- Docker

Ghost DB is described as 'Yet another in-memory key/value storage written in Go' and is an app in the development category. There are more than 10 alternatives to Ghost DB for a variety of platforms, including Self-Hosted, Mac, Linux, Windows and Docker apps. The best Ghost DB alternative is Redis, which is both free and Open Source. Other great apps like Ghost DB are Valkey, DiceDB, KeyDB and memcached.
The in-memory data store used by millions of developers as a cache, vector database, document database, streaming engine, and message broker.

Valkey is an open source (BSD) high-performance key/value datastore that supports a variety of workloads such as caching, message queues, and can act as a primary database. Valkey can run as either a standalone daemon or in a cluster, with options for replication and high...
DiceDB is an open-source, fast, reactive, in-memory database optimized for modern hardware. Commonly used as a cache, it offers a familiar interface while enabling real-time data updates through query subscriptions.

Free & open source, high-performance, distributed memory object caching system, generic in nature, but intended for use in speeding up dynamic web applications by alleviating database load.

Bluzelle is a decentralized and open source database powered by PBFT Consensus Engine. It is a NoSQL key-value store database. Learn about trustless computing and discover the benefits of a decentralized by joining our Beta testing for free.


Dragonfly is a lightning fast, in-memory data store built for heavy workloads running on modern cloud hardware. Dragonfly is 100% API compatible with Redis, Valkey, and Memcached, allowing for quick and seamless migrations that result in up to 25X better performance on half the...