MongoDB is a document database with the scalability and flexibility that you want with the querying and indexing that you need
NCache AlternativesIn-memory Databases and other similar apps like NCache
NCache is described as 'Open Source in-memory distributed cache for .NET, Java, and Node.js. NCache provides an extremely fast and linearly scalable distributed cache that caches application data and reduces expensive database trips' and is a in-memory database in the development category. There are more than 25 alternatives to NCache for a variety of platforms, including Linux, Mac, Windows, Self-Hosted and Web-based apps. The best NCache alternative is MongoDB, which is free. Other great apps like NCache are Redis, Valkey, DiceDB and FerretDB.
Alternatives list
- 101 MongoDB alternatives
- 50 Redis alternatives
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

Comments about Redis as an Alternative to NCache

- Redis is Free and Open Source
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...
Cost / License
- Free
- Open Source
Platforms
- Mac
- Linux
- BSD
- Self-Hosted
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.
Cost / License
- Free
- Open Source (BSD-3-Clause)
Platforms
- Self-Hosted
- Docker

FerretDB (formerly MangoDB) is an open-source proxy, which converts MongoDB wire protocol queries to SQL, and uses PostgreSQL as a database engine.
Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Mac
- Windows
- Linux
- Online
- Self-Hosted
Couchbase is the NoSQL database market share leader, with production deployments at AOL, Deutsche Post, NTT Docomo, Salesforce.com, Turner Broadcasting Systems, Zynga and hundreds of other organizations worldwide.
Cost / License
- Free
- Proprietary
Platforms
- Mac
- Windows
- Linux
Cost / License
- Free
- Open Source (BSD-3-Clause)
Platforms
- Self-Hosted
Cloudify is an orchestration-first, model-driven cloud management platform native to Network function virtualization (NFV), that is open source and based on the TOSCA standard.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
- Online



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.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Linux

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.
Cost / License
- Free
- Open Source (AGPL-3.0)
Platforms
- Mac
- Windows
- Linux
- Java Mobile


Hazelcast is an in-memory Open Source data grid based on Java. By having multiple nodes form a cluster, data is evenly distributed among the nodes. This allows for horizontal scalability both in terms of available storage space and processing power.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
OrbitDB is a serverless, distributed, peer-to-peer database. OrbitDB uses IPFS as its data storage and IPFS Pubsub to automatically sync databases with peers. It's an eventually consistent database that uses CRDTs for conflict-free database merges making OrbitDB an excellent...
Cost / License
- Free
- Open Source (MIT)
Platforms
- Mac
- Windows
- Linux
- BSD






























Redis can run on Windows(https://github.com/MicrosoftArchive/redis/releases) & Linux based systems. NCache is only for Windows .NET. And we have a combination of Linux/Ubuntu systems.