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.
RethinkDB Alternatives
RethinkDB is described as 'The open-source database for the realtime web' and is an app in the development category. There are more than 50 alternatives to RethinkDB for a variety of platforms, including Linux, Windows, Mac, Self-Hosted and Web-based apps. The best RethinkDB alternative is SQLite, which is both free and Open Source. Other great apps like RethinkDB are PostgreSQL, MySQL Community Edition, MariaDB and MongoDB.
Alternatives list
- 71 IBM DB2 alternatives
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
Cost / License
- Freemium
- 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
Mimer SQL is an SQL-based relational database management system from the Swedish company Mimer Information Technology AB (formerly: Upright Database Technology AB), which has been developed and produced since the 1970s.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux
- Windows Mobile
- Android
- Symbian S60





































