Category: Graphs and Data Stores

HyperGraphDB

HyperGraphDB: A general purpose, extensible, portable, distributed, embeddable, open-source data storage mechanism (available under LGPL license). Download HyperGraphDB. LINK

Neo4j

Neo4j: a high performance open-source embeddable or standalone graph database. Good integration via Java, Grails, PHP, .NET, REST, Rubyetc. High Availability and Online-backup available. LINK

OrientDB

OrientDB: Scalable Document based DBMS that uses the features of the Graph Databases to handle links. 100% Java. It can work in schema-less mode, schema-full or a mix of both. Supports indexing, fluent and SQL-like...