Free and Open Source, Distributed, RESTful Search Engine

Free universal database tool and SQL client

Netty project - an event-driven asynchronous network application framework

Mirror of Apache Kafka

High Performance Inter-Thread Messaging Library

The official home of the Presto distributed SQL query engine for big data

Logstash - transport and process your logs, events, or other data

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

Apereo CAS - Identity & Single Sign On for all earthlings and beyond.

The Clojure programming language

Java Native Access

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

Pentaho Data Integration ( ETL ) a.k.a Kettle

Examples and server integrations for generating the Swagger API Specification, which enables easy access to your REST API

Asynchronous Http and WebSocket Client library for Java

OrientDB is the most versatile DBMS supporting Graph, Document, Reactive, Full-Text and Geospatial models in one Multi-Model product. OrientDB can run distributed (Multi-Master), supports SQL, ACID…

An open source clone of Amazon's Dynamo.

ssh, scp and sftp for java

The Jdbi library provides convenient, idiomatic access to relational databases in Java and other JVM technologies such as Kotlin, Clojure or Scala.

TestNG testing framework

Port of LevelDB to Java

sql2o is a small library, which makes it easy to convert the result of your sql-statements into objects. No resultset hacking required. Kind of like an orm, but without the sql-generation capabilit…

Apereo Java CAS Client

Mirror of Apache MINA

Apache Wicket - Component-based Java web framework

The first REST API framework for Java

re-implementation of zlib in pure Java

A hash-based high-performance data store

The Pax Wicket Service is an OSGi service for supporting the creation of Wicket applications running on the OSGi platform.