The Java gRPC implementation. HTTP/2 based RPC

A configuration as code language with rich validation and tooling.

Distributed and fault-tolerant realtime computation: stream processing, continuous computation, distributed RPC, and more

Tutorials for using RabbitMQ in various ways

configuration library for JVM languages using HOCON files

Fault tolerance and resilience patterns for the JVM

Elasticsearch Java Rest Client.

A Graph Traversal Language (no longer active - see Apache TinkerPop)

Java Deferred/Promise library similar to JQuery.

Distributed database specialized in exporting key/value data from Hadoop

Wingtips is a distributed tracing solution for Java based on the Google Dapper paper.

A Netty implementation of ZMTP, the ZeroMQ Message Transport Protocol.

Java GUI client to generate Google authentication codes

Minimal value types for Java

A temporal graph database on top of Datomic

CQL based Clojure DSL for Apache Samza

Erlang to Java adapter/facade; access neo4j from within Erlang

An Elasticsearch plugin that enables you to keep only the N latest indices.

Java example of using the PDFTables.com API

A Logical Clock for Static and Dynamic Systems

A Logical Clock for Static and Dynamic Systems

Simulation of not BitTorrent... it's BitTorrent's centralized, slow, not-scalable, half cousin