Socket.IO server implemented on Java. Realtime java framework

Replicate your Key Value Store across your network, with consistency, persistance and performance.

Twitter common libraries for python and the JVM (deprecated)

A large-scale entity and relation database supporting aggregation of properties

Java Indexed Record Chronicle

Low level access to native memory, JVM and OS.

The Amazon DynamoDB Storage Backend for JanusGraph

Mazerunner extends a Neo4j graph database to run scheduled big data graph compute algorithms at scale with HDFS and Apache Spark.

elasticsearch-test, a framework that makes elasticsearch unit testing a breeze.

Leaner version of jpropel, containing only LINQ, reified collections and utilities for arrays/strings/numerics/files/xml etc.

An Elasticsearch Plugin that notifies about changes to indices

THIS PROJECT IS DEPRECATED

Fully Scriptable Facets for ElasticSearch

Ethereum pure Java implementation.

one jar to monitor them all

Tools for parsing mbox files, converting them to JSON and transmitting via HTTP.

Implementing Tinkerpop Blueprints API via Lucene (not yet done - see blueprint api tests!)

ØMQ transport layer plugin for Elasticsearch

[DEPRECATED - now at https://github.com/logstash/logstash-logback-encoder] Logback encoder which creates JSON for use with Logstash