Spring Boot helps you to create Spring-powered, production-grade applications and services with absolute minimum fuss.

Spring Framework

Google core libraries for Java

The java implementation of Apache Dubbo. An RPC and microservice framework.

Mirror of Apache Kafka

Jenkins automation server

JDK main-line development https://openjdk.org/projects/jdk

Apache RocketMQ is a cloud native messaging and streaming platform, making it simple to build event-driven applications.

GraalVM compiles applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀

Open-source IoT Platform - Device management, data collection, processing and visualization.

QuestDB is a high performance, open-source, time-series database

Quarkus: Supersonic Subatomic Java.

Apache Pulsar - distributed pub-sub messaging system

Suite of tools for deploying and training deep learning models using the JVM. Highlights include model import for keras, tensorflow, and onnx/pytorch, a modular and tiny c++ library for running mat…

The Clojure programming language

Server supporting the Signal Private Messenger applications on Android, Desktop, and iOS

CoreNLP: A Java suite of core NLP tools for tokenization, sentence segmentation, NER, parsing, coreference, sentiment analysis, etc.

Apache Cassandra®

Apache Tomcat

Tutorials for using RabbitMQ in various ways

Upserts, Deletes And Incremental Processing on Big Data.

This is the new home of the original DDD Sample app (previously hosted at sf.net)..

A decentralized bitcoin exchange network

OpenGrok is a fast and usable source code search and cross reference engine, written in Java

H2 is an embeddable RDBMS written in Java.

Java implementation of the Tron whitepaper

Distributed Peer-to-Peer Web Search Engine and Intranet Search Appliance

Apache Log4j is a versatile, feature-rich, efficient logging API and backend for Java.

Automated mass refactoring of source code.

Apache Nutch is an extensible and scalable web crawler