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...
Apache Cassandra Alternatives
Apache Cassandra is described as 'The Apache Cassandra database is the right choice when you need scalability and high availability without compromising performance' and is a relational database in the development category. There are more than 50 alternatives to Apache Cassandra for a variety of platforms, including Linux, Windows, Self-Hosted, Mac and SaaS apps. The best Apache Cassandra alternative is PostgreSQL, which is both free and Open Source. Other great apps like Apache Cassandra are MySQL Community Edition, MariaDB, MongoDB and Redis.
Alternatives list
- 60 Oracle Database alternatives
Oracle Database delivers industry leading performance, scalability, security and reliability on a choice of clustered or single-servers running Windows, Linux, and UNIX. It provides comprehensive features to easily manage the most demanding transaction processing, business...

Raven is an Open Source (with a commercial option) document database for the .NET/Windows platform. Raven offers a flexible data model design to fit the needs of real world systems. Raven stores schema-less JSON documents, allow you to define indexes using Linq queries and focus...
Cost / License
- Free
- Open Source
Platforms
- Windows
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


HBase is an open source, non-relational, distributed database modeled after Google's BigTable and is written in Java. It is developed as part of Apache Software Foundation's Apache Hadoop project and runs on top of HDFS (Hadoop Distributed Filesystem), providing...
Cost / License
- Free
- Open Source
Platforms
- Linux
- Online
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
LiteDB is an open-source, MongoDB-like database that requires no configuration and is mobile-ready. It's a serverless database delivered in a single DLL under 450kb, fully written in .NET C# managed code and compatible with .NET 4.5 and NETStandard 2.0.



NosDB is a 100% native .NET Open Source NoSQL Database (released under the Apache 2.0 License). NosDB is extremely fast and linearly scalable and allows your .NET applications to handle extreme transaction loads (XTP).



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
Actian PSQL combines a NoSQL transactional engine and a SQL relational engine to deliver a zero-DBA database platform for business applications.





























