Stars
很多镜像都在国外。比如 gcr 。国内下载很慢，需要加速。致力于提供连接全世界的稳定可靠安全的容器镜像服务。
📌 a missing Java std lib(simple & 0-dependency) for framework/middleware, provide an enhanced InheritableThreadLocal that transmits values between threads even using thread pooling components.
Easy P2P file transfer powered by WebRTC - inspired by Apple AirDrop
小鹿快传，一款在线P2P文件传输工具，使用WebSocket + WebRTC技术
✨ 开源、免费、一站式 Java 权限认证框架，让鉴权变得简单、优雅！—— 登录认证、权限认证、分布式 Session 会话、微服务网关鉴权、SSO 单点登录、OAuth2.0 统一认证、jwt 集成、API Key 秘钥授权、API 参数签名
A distributed task scheduling framework.（分布式任务调度平台XXL-JOB）
Socket.IO server implemented on Java. Realtime java framework
🥤 COLA: Clean Object-oriented & Layered Architecture
Server supporting the Signal Private Messenger applications on Android, Desktop, and iOS
A private messenger for Android.
Apache RocketMQ is a cloud native messaging and streaming platform, making it simple to build event-driven applications.
For developers, who are building real-time data-driven applications, Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine.
AI-driven database tool and SQL client, The hottest GUI client, supporting MySQL, Oracle, PostgreSQL, DB2, SQL Server, DB2, SQLite, H2, ClickHouse, and more.
mallchat的后端项目，是一个既能购物又能聊天的电商系统。以互联网企业级开发规范的要求来实现它，电商该有的购物车，订单，支付，推荐，搜索，拉新，促活，推送，物流，客服，它都必须有。持续更新ing。。（点个star，不迷路）
The java implementation of Apache Dubbo. An RPC and microservice framework.
【Java面试+Java学习指南】 一份涵盖大部分Java程序员所需要掌握的核心知识。
The Prometheus monitoring system and time series database.
H2 is an embeddable RDBMS written in Java.
Advanced Java library for integration testing, mocking, faking, and code coverage
A Cloud Native traffic orchestration system
ACCJava is a java develop platform to elegantly speed up java development.
Elegant and powerful theme for Hexo.
Full-featured Socket.IO Client Library for Java, which is compatible with Socket.IO v1.0 and later.