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41 stars written in Java
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Java 面试 & 后端通用面试指南,覆盖计算机基础、数据库、分布式、高并发与系统设计。准备后端技术面试,首选 JavaGuide!

Java 153,808 46,114 Updated Feb 12, 2026

mall项目是一套电商系统,包括前台商城系统及后台管理系统,基于Spring Boot+MyBatis实现,采用Docker容器化部署。 前台商城系统包含首页门户、商品推荐、商品搜索、商品展示、购物车、订单流程、会员中心、客户服务、帮助中心等模块。 后台管理系统包含商品管理、订单管理、会员管理、促销管理、运营管理、内容管理、统计报表、财务管理、权限管理、设置等模块。

Java 82,920 29,652 Updated Feb 2, 2026

Apache Flink

Java 25,799 13,877 Updated Feb 16, 2026

大数据入门指南 ⭐

Java 16,876 4,320 Updated Jan 5, 2024

Apache Hadoop

Java 15,483 9,192 Updated Feb 16, 2026

Apache Doris is an easy-to-use, high performance and unified analytics database.

Java 15,024 3,713 Updated Feb 16, 2026

The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance …

Java 11,389 2,317 Updated Feb 17, 2026

Welcome to the AWS Code Examples Repository. This repo contains code examples used in the AWS documentation, AWS SDK Developer Guides, and more. For more information, see the Readme.md file below.

Java 10,363 5,847 Updated Feb 15, 2026

DEPRECATED

Java 8,672 4,659 Updated Oct 13, 2017

A Flexible and Powerful Parameter Server for large-scale machine learning

Java 6,788 1,592 Updated Oct 13, 2025

DEPRECATED

Java 4,275 1,544 Updated May 15, 2017

AI constraint solver in Java to optimize the vehicle routing problem, employee rostering, task assignment, maintenance scheduling, conference scheduling and other planning problems.

Java 3,477 970 Updated Feb 15, 2026

LibRec: A Leading Java Library for Recommender Systems, see

Java 3,266 1,025 Updated Jul 13, 2023

Apache Paimon is a lake format that enables building a Realtime Lakehouse Architecture with Flink and Spark for both streaming and batch operations.

Java 3,184 1,274 Updated Feb 13, 2026

《第一行代码 第2版》全书源代码

Java 3,130 2,239 Updated Dec 17, 2019

基于Spark的电影推荐系统,包含爬虫项目、web网站、后台管理系统以及spark推荐系统

Java 3,006 1,049 Updated Apr 1, 2019

💥A powerful library powered by AOP to manage Fragments.(一个基于AOP设计的Fragment管理框架)

Java 2,247 261 Updated Feb 1, 2026

Apache TinkerPop - a graph computing framework

Java 2,104 841 Updated Feb 13, 2026

jsprit is a java based, open source toolkit for solving rich vehicle routing problems

Java 1,785 635 Updated Feb 10, 2026

仿茄子快传的一款文件传输应用

Java 1,783 598 Updated Feb 24, 2017

PolarDB-X is a cloud native distributed SQL Database designed for high concurrency, massive storage, complex querying scenarios.

Java 1,662 333 Updated Dec 5, 2025

图书管理系统( Spring+Spring MVC+JdbcTemplate)

Java 1,367 458 Updated Jan 5, 2019

Integrated Development Environment (IDE) for ESP8266 developers

Java 1,242 322 Updated Jul 2, 2024

Train Ticket - A Benchmark Microservice System

Java 866 294 Updated Nov 21, 2025

Mirror of Apache Giraph

Java 622 300 Updated Apr 14, 2023

OceanBase Developer Center(ODC), An open-source, enterprise-grade database tool for collaborative development

Java 590 75 Updated Dec 25, 2025

大数据实践项目 Hadoop、Spark、Kafka、Hbase、Flink.....

Java 539 163 Updated May 14, 2019

基于Spark2.x新闻网大数据实时分析可视化系统项目

Java 536 231 Updated Mar 28, 2019

菜鸟新闻项目课程源码

Java 439 238 Updated Jan 14, 2016

A library for writing CZML content for use with Cesium.

Java 421 148 Updated Feb 13, 2026
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