MongoDB is a document database with the scalability and flexibility that you want with the querying and indexing that you need
Cost / License
- Freemium
- Source Available (SSPL-1.0)
Application type
Platforms
- Mac
- Windows
- Linux
- Online
- BSD
HyperDex has been discontinued. Similar apps include MongoDB, which has a free version. Other options are Redis, DiceDB, Valkey and Azure Cosmos DB. You can choose from more than 10 In-memory Databases like HyperDex for Mac, Linux, self-hosting, Windows and the web.
MongoDB is a document database with the scalability and flexibility that you want with the querying and indexing that you need
The in-memory data store used by millions of developers as a cache, vector database, document database, streaming engine, and message broker.

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.

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...
Azure Cosmos DB is a NoSQL document database service designed from the ground up to natively support JSON and JavaScript directly inside the database engine. It’s the right solution for web and mobile applications when predictable throughput, low latency, and flexible query are...

Cockroach is a distributed key/value datastore which supports ACID transactional semantics and versioned values as first-class features. The primary design goal is global consistency and survivability, hence the name.

FerretDB (formerly MangoDB) is an open-source proxy, which converts MongoDB wire protocol queries to SQL, and uses PostgreSQL as a database engine.

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.

Titan is a scalable graph database optimized for storing and querying graphs containing hundreds of billions of vertices and edges distributed across a multi-machine cluster. Titan is a transactional database that can support thousands of concurrent users executing complex graph...
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.

