Java

There are 158,497 repositories under java topic.

• CyC2018 / CS-Notes

  :books: 技术面试必备基础知识、Leetcode、计算机操作系统、计算机网络、系统设计

  algorithmleetcodeinterviewcomputer-sciencesystem-designjavapythoncpp
  182163

• Snailclimb / JavaGuide

  「Java学习+面试指南」一份涵盖大部分 Java 程序员所需要掌握的核心知识。准备 Java 面试，首选 JavaGuide！

  algorithmsinterviewjavajvmmysqlredisspringsystemsystem-designzookeeper
  Language:Java 151737

• iluwatar / java-design-patterns

  Design patterns implemented in Java

  awesome-listdesign-patternshacktoberfestjavaprinciplessnippetssnippets-collectionsnippets-library
  Language:Java 92667

• macrozheng / mall

  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。

  spring-bootspring-securitymybatisdockerswagger-uimysqlrediselasticsearchmongodbelkspringrabbitmqspring-cloudjavaspringcloudspringboot
  Language:Java 81573

• spring-projects / spring-boot

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

  frameworkjavaspringspring-boot
  Language:Java 78384
• advanced-java

  doocs / advanced-java

  😮 Core Interview Questions & Answers For Experienced Java(Backend) Developers | 互联网 Java 工程师进阶知识完全扫盲：涵盖高并发、分布式、高可用、微服务、海量数据处理等领域知识

  javadistributed-systemsmessage-queueredisdistributed-search-enginehigh-availabilityhigh-concurrencydubbozookeeperrpcelasticsearchhystrixspring-cloudmicroservices-architectureribbonfeigneurekaspringcloud-configdoocsadvanced-java
  Language:Java 78237

• elastic / elasticsearch

  Free and Open Source, Distributed, RESTful Search Engine

  elasticsearchjavasearch-engine
  Language:Java 73784

• Stirling-Tools / Stirling-PDF

  #1 Locally hosted web application that allows you to perform various operations on PDF files

  dockerjavapdfpdf-converterpdf-editorpdf-manipulationpdf-mergerpdf-ocrpdf-toolspdf-web-appspdfmerger
  Language:Java 67305

• kdn251 / interviews

  Everything you need to know to get the job.

  algorithmalgorithm-challengesalgorithm-competitionsalgorithmscoding-challengecoding-challengescoding-interviewcoding-interviewsinterviewinterview-practiceinterview-prepinterview-preparationinterview-questionsinterviewsjavaleetcodeleetcode-javaleetcode-questionsleetcode-solutionstechnical-coding-interview
  Language:Java 64462

• TheAlgorithms / Java

  All Algorithms implemented in Java

  algorithmalgorithm-challengesalgorithmsalgorithms-datastructuresdata-structureshacktoberfestjavasearchsortsorting-algorithms
  Language:Java 63359

• youngyangyang04 / leetcode-master

  《代码随想录》LeetCode 刷题攻略：200道经典题目刷题顺序，共60w字的详细图解，视频难点剖析，50余张思维导图，支持C++，Java，Python，Go，JavaScript等多语言版本，从此算法学习不再迷茫！🔥🔥 来看看，你会发现相见恨晚！🚀

  algorithmcppgointerviewjavajavascriptleetcodeofferprogrammerpython
  Language:Shell 58259
• leetcode

  azl397985856 / leetcode

  LeetCode Solutions: A Record of My Problem Solving Journey.( leetcode题解，记录自己的leetcode解题之路。)

  algoalgorithmalgorithmsalgorithms-datastructurescomputer-sciencecppdata-structuresinterviewjavajavascriptleetcodeleetcode-solutionspythontree
  Language:JavaScript 55617

• google / guava

  Google core libraries for Java

  guavajava
  Language:Java 51104

• ReactiveX / RxJava

  RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.

  flowjavareactive-streamsrxjava
  Language:Java 48325

• square / okhttp

  Square’s meticulous HTTP client for the JVM, Android, and GraalVM.

  androidgraalvmjavakotlin
  Language:Kotlin 46635
• jadx

  skylot / jadx

  Dex to Java decompiler

  androiddecompilerdexjava
  Language:Java 45475
• dbeaver

  dbeaver / dbeaver

  Free universal database tool and SQL client

  aicopilotdatabasedb2dbeavererdguijavajdbcmysqlnosqlopenaioraclepostgresqlredshiftsqlsqlitesqlserver
  Language:Java 45389

• jeecgboot / JeecgBoot

  🔥AI低代码平台，助力企业快速实现低代码开发和构建AI应用！前后端分离架构 SpringBoot3，SpringCloud、Mybatis，Ant Design&Vue3、TS+vite！强大代码生成器实现前后端一键生成，无需手写代码! 引领AI低代码开发模式：AI生成→在线编码→代码生成→手工合并，解决Java项目80%重复工作，提升效率，节省成本，兼顾灵活性~

  mybatisvueant-design-vueantdactiviticodegeneratorspringcloudjeecgbootspringbootlow-codejavavue3flowablechatgptdeepseekaiollamabigscreenlangchain4jspringboot3
  Language:Java 43859

• square / retrofit

  A type-safe HTTP client for Android and the JVM

  javaandroid
  Language:HTML 43724

• GitHubDaily / GitHubDaily

  坚持分享 GitHub 上高质量、有趣实用的开源技术教程、开发者工具、编程网站、技术资讯。A list cool, interesting projects of GitHub.

  githubopen-sourceaijavapythonwebjavascriptfrontendbackenddeveloper-toolstutorialsalgorithms-and-data-structuresmarkdownlinuxdevelopmentkubernetes
  42013

• apache / spark

  Apache Spark - A unified analytics engine for large-scale data processing

  big-datajavajdbcpythonrscalasparksql
  Language:Scala 41890

• apache / dubbo

  The java implementation of Apache Dubbo. An RPC and microservice framework.

  dubbodistributed-systemsframeworkjavamicroservicesrestfulrpcgrpchttpservice-meshweb
  Language:Java 41349

• PhilJay / MPAndroidChart

  A powerful 🚀 Android chart view / graph view library, supporting line- bar- pie- radar- bubble- and candlestick charts as well as scaling, panning and animations.

  androidchartgraphjavampandroidchart
  Language:Java 38107
• appsmith

  appsmithorg / appsmith

  Platform to build admin panels, internal tools, and dashboards. Integrates with 25+ databases and any API.

  admin-dashboardadmin-panelsapp-builderautomationcrudcustom-internaldeveloper-toolsguigui-applicationhacktoberfestinternal-toolsjavajavascriptlow-codelow-code-frameworkreactself-hostedtypescriptwebdevelopmentworkflows
  Language:TypeScript 37961

• alibaba / arthas

  Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas

  javaagenttracejvmarthastrouble-shootingdiagnosisclassloaderalibaba
  Language:Java 36714

• AobingJava / JavaFamily

  【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。

  javajava8redismysqljvminterviewzookeeperrocketmqsystem
  36641
• leetcode

  doocs / leetcode

  🔥LeetCode solutions in any programming language | 多种编程语言实现 LeetCode、《剑指 Offer（第 2 版）》、《程序员面试金典（第 6 版）》题解

  algorithmscppcsharpgolangjavajavascriptleetcodepython3
  Language:Java 34942
• spring-boot-demo

  xkcoding / spring-boot-demo

  🚀一个用来深入学习并实战 Spring Boot 的项目。

  javain-actiondemowebspringspring-bootspring-boot-2spring-boot-demoxkcoding
  Language:Java 33908

• alibaba / easyexcel

  快速、简洁、解决大文件内存溢出的java处理Excel工具

  exceljavajxloompoixlsxlsx
  Language:Java 33624
• zxing

  zxing / zxing

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

  androidbarcodebarcode-scannerdatamatrixjavaqr-codeupczxing
  Language:Java 33585
• selenium

  SeleniumHQ / selenium

  A browser automation framework and ecosystem.

  dotnetjavajavascriptpythonrubyrustseleniumwebdriver
  Language:Java 33193
• WxJava

  binarywang / WxJava

  微信开发 Java SDK ，支持包括微信支付，开放平台，小程序，企业微信，视频号，公众号等的后端开发

  weixinwechatweixin-sdkwechat-sdkjavasdkcpmpwxpaywxjavaminiappminiprogramopenweapphacktoberfest
  Language:Java 31905

• ityouknow / spring-boot-examples

  about learning Spring Boot via examples. Spring Boot 教程、技术栈示例代码，快速简单上手教程。

  spring-bootspring-data-jpamybatisthymeleafrabbitmqmongodbspring-boot-mongodbschedulerspring-boot-mailspring-boot-examplesspring-boot-upload-filefastdfsjavadockerdocker-composerspringspringboot-shirospringbootspringcloudspring-cloud
  Language:Java 30605
• hutool

  chinabugotech / hutool

  🍬A set of tools that keep Java sweet.

  javahutoolhttpjsonormutiltool
  Language:Java 30069
• leakcanary

  square / leakcanary

  A memory leak detection library for Android.

  androidjavakotlinkotlin-androidleak-canaryleak-traceleakcanarymemory-leakoutofmemoryoutofmemoryerror
  Language:Kotlin 29800

• xuxueli / xxl-job

  A distributed task scheduling framework.（分布式任务调度平台XXL-JOB）

  xxl-jobjobquartzgluetaskscheduleschedulerjavadistributedrestfulcron
  Language:Java 29304