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

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 capabilities. Supports named parameters.

Support for using OpenFeign in Spring Cloud apps

JUnit 5 Extension Pack

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

The Online Book Shopping Store to manage, buy, add, remove and sell books. Book name and Quantity selection, auto receipt generated and payment options. Login and logout security for both user and admin. Seperate Profile for all.

This is the project website for the TEAMMATES feedback management tool for education

🏙️ A console-based Java app to explore, search & manage city attractions — with role-based access for Users & Admins. Beginner-friendly & open for contributions!

The core API of the NOVA voxel game modding system

A production-grade java implementation of RAFT consensus algorithm.

Yet Another Report Generator - CUBA Platform reporting engine

A fast dependency injector for Android and Java.

Eclipse Groovy Development Tools

A powerful open source test automation platform for Web Apps, Mobile Apps, and APIs. Build stable and reliable end-to-end tests @ DevOps speed.

A source-only C++ package manager that will take you to your happy place 🏝️

Behavior-Driven Development in plain Java

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

A fast, customizable and compatible open source server for Minecraft: Java Edition

JetLinks 基于Java8,Spring Boot 2.x ,WebFlux,Netty,Vert.x,Reactor等开发, 是一个全响应式的企业级物联网平台。支持统一物模型管理,多种设备,多种厂家,统一管理。统一设备连接管理,多协议适配(TCP,MQTT,UDP,CoAP,HTTP等),屏蔽网络编程复杂性,灵活接入不同厂家不同协议等设备。实时数据处理,设备告警,消息通知,数据转发。地理位置,数据可视化等。能帮助你快速建立物联网相关业务系统。

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

Apache Commons Lang

Custom Advancements is an easy to configure minecraft plugin where you can create your own advancements for your server. Your players can use the easy to use GUI to see the advancements and their progress and how to activate them!

Exec Maven Plugin

Track your favorite TV shows and movies on Android devices.

Coverage-guided, in-process fuzzing for the JVM

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

Quiplash replacement

Spring integration for Metrics

Java Applications of Illarion (Client, Mapeditor, easyNPC Editor, Downloader)

Native Java Model Context Protocol (MCP) server for live Spring Boot inspection via Attach API.

a FindBugs/SpotBugs plugin for doing static code analysis for java code bases

Fast Android Development. Easy maintainance.

Advanced Scripting IDE for JVM based languages.

Fluent Java HTTP client

A damn simple library for building production-ready RESTful web services.

Extension for Jackson JSON processor that adds support for serializing POJOs as XML (and deserializing from XML) as an alternative to JSON

A Fabric mod designed to improve the general performance of Minecraft without breaking things

Provides Familiar Spring Abstractions for Apache Kafka

A tool for running android and iOS appium tests in parallel across devices... U like it STAR it !

Cucumber for the JVM

An easy and simple open source xkcd reader

Joda-Time is the widely used replacement for the Java date and time classes prior to Java SE 8.

A launcher designed for Minecraft Bedrock Edition on Android

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.

Kafka Web UI

AppLock

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

Official GeoServer repository

MicroProfile Rest Client