Help out your favorite open source projects and become a better developer while doing it.

Dubbox now means Dubbo eXtensions, and it adds features like RESTful remoting, Kyro/FST serialization, etc to the Dubbo service framework.

Distributed SQL transaction & query engine for data sharding, scaling, encryption, and more - on any database.

Cross-platform framework for building truly native mobile apps with Java or Kotlin. Write Once Run Anywhere support for iOS, Android, Desktop & Web.

Lizzie - Leela Zero Interface

Apache Solr open-source search software

Apache Hadoop

Main Liquibase Source

A Reliable, Flexible, Fast and Powerful download engine.

Multi-platform transparent client-side encryption of your files in the cloud

✎ Android client for Nextcloud Notes app.

Strongbox is an artifact repository manager.

Spring Session

New development has been moved to "admob-plus-cordova", https://github.com/admob-plus/admob-plus/tree/master/packages/cordova

Keep your code spotless

Generate Java types from JSON or JSON Schema and annotate those types for data-binding with Jackson, Gson, etc

An open source GitHub Android client app, faster and concise.

AssertJ is a library providing easy to use rich typed assertions

Apache ZooKeeper

🔥🔥🔥AI-driven database tool and SQL client, The hottest GUI client, supporting MySQL, Oracle, PostgreSQL, DB2, SQL Server, DB2, SQLite, H2, ClickHouse, and more.

Android application to read your articles saved in your wallabag. You can also easily add new articles.

Graphs for Everyone

Brings the popular ruby faker gem to Java

Vert.x is a tool-kit for building reactive applications on the JVM

Lean & powerful HTTP apps

Spring Data Commons. Interfaces and code shared between the various datastore specific implementations.

Essential hooks for modding with Fabric.

Framework for Evolutionary Event-Driven Microservices on the JVM

Provides support to increase developer productivity in Java when using Redis, a key-value store. Uses familiar Spring concepts such as a template classes for core API usage and lightweight repository style data access.

A decentralized bitcoin exchange network

The Enterprise-ready testing and specification framework.

Spring Data Relational. Home of Spring Data JDBC and Spring Data R2DBC.

alf.io - The open source ticket reservation system for conferences, trade shows, workshops, meetups