Apache HBase Alternatives

MongoDB (from "humongous") is a scalable, high-performance, open source NoSQL database.

open-source

The Apache Cassandra database is the right choice when you need scalability and high availability without compromising performance.

Ambari is aimed at making Hadoop management simpler by developing software for provisioning, managing, and monitoring Hadoop clusters.

Redis is an open source in-memory data structure project implementing a distributed, in-memory key-value database with optional durability.

open-source

PostgreSQL is a powerful, open source object-relational database system.

Pig is a high-level platform for creating MapReduce programs used with Hadoop.

Apache Avro is a comprehensive data serialization system and acting as a source of data exchanger service for Apache Hadoop.

SQLite Home Page

Amazon ElastiCache offers fully managed Redis and Memcached. Seamlessly deploy, operate, and scale popular open source compatible in-memory data stores.

HTTP + JSON document database with Map Reduce views and peer-based replication

Apache Oozie Workflow Scheduler for Hadoop

Distributed Linear Algebra

The open-source database for the realtime web