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

An experimental toolset for Unity asset and asset bundle files.

Management of application landscapes for teams

NOT MAINTAINED. Apollo - The logz.io continuous deployment solution over kubernetes

Fast Android Development. Easy maintainance.

The DataHelix generator allows you to quickly create data, based on a JSON profile that defines fields and the relationships between them, for the purpose of testing and validation

MIT licensed Open Source Identity and Access Management implementing OAuth 2.0 and SCIMv2.

Official Todo.txt Android app for managing your todo.txt file stored in Dropbox.

Apache Iceberg

A browser automation framework and ecosystem.

A <Video /> component for react-native

The Grails Web Application Framework

Mirror of Apache Kafka

Design patterns implemented in Java

Apache Maven core

A decentralized bitcoin exchange network

Thymeleaf is a modern server-side Java template engine for both web and standalone environments.

Provides Familiar Spring Abstractions for Apache Kafka

Hibernate's core Object/Relational Mapping functionality

Mirror of Apache RocketMQ

Open-Source Web UI for Apache Kafka Management

Plugin that adds dense neural retrieval into the OpenSearch ecosytem

Apache Commons Lang

PocketHub Android App

Feature Flags for the Java platform

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

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

Distributed scheduled job

Insanely easy way to work with Android Database.

A Java client library and an Android app to access more than 1,000 public and scientific libraries from all over the world.

Easily make RESTful web services for time series reporting with Big Data analytics engines like Druid and SQL Databases.

Supporting system of behavioral therapy of people with autism. Check starter kit:

Strongbox is an artifact repository manager.

A better compressed bitset in Java

A scalable, distributed Time Series Database.

Test Automation Made Simple

A Maven plugin that uses Asciidoctor via JRuby to process AsciiDoc source files within the project.

光 HikariCP・A solid, high-performance, JDBC connection pool at last.

Yet Another vijava. A fork of vijava http://sourceforge.net/p/vijava/

AppLock

ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.

An easy and simple open source xkcd reader

A testing framework for automatically finding and simplifying bugs in graphics shader compilers.

Sniffy - interactive profiler, testing and chaos engineering tool for Java

Realtime Client Server Framework for the JVM, supporting WebSockets with Cross-Browser Fallbacks

Spring integration for Metrics

Event bus for Android and Java that simplifies communication between Activities, Fragments, Threads, Services, etc. Less code, better quality.

Lean & powerful HTTP apps