DB2 offers industry leading performance, scale, and reliability on your choice of platform from Linux to z/OS. DB2 supports storing XML and relational data and offers SQL PL and PL/SQL procedural languages.
Azure Cosmos DB Alternatives
Azure Cosmos DB is described as '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' and is an website in the development category. There are more than 50 alternatives to Azure Cosmos DB, not only websites but also apps for a variety of platforms, including Linux, Windows, Mac and Self-Hosted apps. The best Azure Cosmos DB alternative is SQLite, which is both free and Open Source. Other great sites and apps similar to Azure Cosmos DB are PostgreSQL, MySQL Community Edition, MongoDB and MariaDB.
Alternatives list
VoltDB is a blazingly fast NewSQL database system. It is specifically designed to run on modern scale-out architectures - fast, inexpensive servers connected via high-speed data networks.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
Clustrix is the leading scale-out SQL database engineered for the cloud. With Clustrix, you can scale transaction throughput, run real-time analytics, and simplify operations.
EJDB 2.0 — Embeddable JSON Database engine C library. Simple XPath like query language (JQL). Websockets / Android / iOS / React Native / Flutter / Java / Dart / Node.js bindings.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Linux

Datomic is a database of flexible, time-based facts, supporting queries and joins, with elastic scalability, and ACID transactions.
Cost / License
- Freemium
- Proprietary
Platforms
- Mac
- Windows
- Linux
TayzGrid is an elastic in-memory data grid with a self-healing peer to peer dynamic data grid clustering architecture. TayzGrid is extremely fast and linearly scalable data grid and provides intelligent replication for data reliability without compromising on scalability.
Cost / License
- Free
- Open Source
Application type
Platforms
- Windows
- Linux
- Online
- JBoss
- WebSphere Application Server
- Oracle Weblogic Server
- Apache Tomcat


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Skytable is a free and open-source realtime NoSQL database that aims to provide flexible data modelling at scale.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
- Self-Hosted
Cost / License
- Freemium (Pay once)
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux
- Raspberry Pi

The Starcounter database is built with the real-time systems of today in mind. Real-time systems supporting thousands or millions of simultaneous users. Systems like online stores, location-based services or banking applications.
NuoDB is a distributed database that can be deployed in any datacenter, in any cloud, anywhere, without the compromises inherent in other New SQL solutions.
Cost / License
- Paid
- Proprietary
Platforms
- Mac
- Windows
- Linux
- Online
MarkLogic is the only Enterprise NoSQL database, bringing all the features you need into one unified system: a document-centric, schema-agnostic, structure-aware, clustered, transactional, secure, database server with built-in search and a full suite of application services.
Cost / License
- Paid
- Proprietary
Platforms
- Mac
- Windows
- Linux
- Online
A complete cloud-first data platform that includes a multi-model transactional data management engine, an application development platform, and interoperability engine, and an open analytics platform.
Cost / License
- Subscription
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux
- Software as a Service (SaaS)
























