High Performance Inter-Thread Messaging Library

Zipkin is a distributed tracing system

Apache Druid: a high performance real-time analytics database.

Simple OAuth library for Java

Distributed Graph Database

AWS Usage Tool

Stream summarizer and cardinality estimator.

Please visit https://github.com/h2oai/h2o-3 for latest H2O

GS Collections has been migrated to the Eclipse Foundation, re-branded as Eclipse Collections. https://www.eclipse.org/collections/

Oryx 2: Lambda architecture on Apache Spark, Apache Kafka for real-time large scale machine learning

MongoDB Connector for Hadoop

A Java package to automatically detect anomalies in large scale time-series data

Facebook's Realtime Distributed FS based on Apache Hadoop 0.20-append

generic csv file neo4j batch importer

realtime search/indexing system

Scalable Machine Learning in Scalding

Implementations of a data structure with false negatives but no false positives.

A simple demonstration of sub-sequence sampling as used for anomaly detection with EKG signals

Reference Implementation of Romanov's Polynomial Algorithm for Boolean 3-SAT Problem

Convert git commit history to solr index

Elasticsearch River for NSQ

Additions made to cron4j

Simple OAuth library for Java