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

Spring Framework

Termux - a terminal emulator application for Android OS extendible by variety of packages.

Netty project - an event-driven asynchronous network application framework

A browser automation framework and ecosystem.

ZXing ("Zebra Crossing") barcode scanning library for Java, Android

Open Source Identity and Access Management For Modern Applications and Services

Telegram for Android source

阿里云计算平台DataWorks(https://help.aliyun.com/document_detail/137663.html) 团队出品，为监控而生的数据库连接池

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

a fast, scalable, multi-language and extensible build system

A tool for reverse engineering Android apk files

😱 从源码层面，剖析挖掘互联网行业主流技术的底层实现原理，为广大开发者 “提升技术深度” 提供便利。目前开放 Spring 全家桶，Mybatis、Netty、Dubbo 框架，及 Redis、Tomcat 中间件等

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

IntelliJ IDEA & IntelliJ Platform

A high performance caching library for Java

Graphs for Everyone

Apache Hadoop

Quarkus: Supersonic Subatomic Java.

Most popular Mocking framework for unit tests written in Java

Apache Pulsar - distributed pub-sub messaging system

The ZAP by Checkmarx Core project

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

🏗 Build container images for your Java applications.

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

Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)

The most widely used, high performance Minecraft server that aims to fix gameplay and mechanics inconsistencies

The Metadata Platform for your Data and AI Stack

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

Virtual Engine for Android(Support 14.0 in business version)