Java

There are 155,860 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

  algorithmcomputer-sciencecppinterviewjavaleetcodepythonsystem-design
  175072

• 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 146283

• iluwatar / java-design-patterns

  Design patterns implemented in Java

  javaprinciplesdesign-patternsawesome-listsnippetssnippets-collectionsnippets-libraryhacktoberfest
  Language:Java 89614

• 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SpringBoot+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。

  dockerelasticsearchelkjavamongodbmybatismysqlrabbitmqredisspringspring-bootspring-cloudspring-securityspringbootspringcloudswagger-ui
  Language:Java 77567
• 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

  advanced-javadistributed-search-enginedistributed-systemsdoocsdubboelasticsearcheurekafeignhigh-availabilityhigh-concurrencyhystrixjavamessage-queuemicroservices-architectureredisribbonrpcspring-cloudspringcloud-configzookeeper
  Language:Java 75817

• spring-projects / spring-boot

  Spring Boot

  frameworkjavaspringspring-boot
  Language:Java 74813

• elastic / elasticsearch

  Free and Open Source, Distributed, RESTful Search Engine

  elasticsearchjavasearch-engine
  Language:Java 69782

• 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 63497

• TheAlgorithms / Java

  All Algorithms implemented in Java

  algorithmalgorithm-challengesalgorithmsalgorithms-datastructuresdata-structureshacktoberfestjavasearchsortsorting-algorithms
  Language:Java 59449
• 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 54566

• 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 51059

• google / guava

  Google core libraries for Java

  guavajava
  Language:Java 50095

• 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 47854

• square / okhttp

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

  androidgraalvmjavakotlin
  Language:Kotlin 45781

• 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 43457

• square / retrofit

  A type-safe HTTP client for Android and the JVM

  androidjava
  Language:HTML 43020
• jadx

  skylot / jadx

  Dex to Java decompiler

  androiddecompilerdexjava
  Language:Java 41245

• apache / dubbo

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

  distributed-systemsdubboframeworkgrpchttpjavamicroservicesrestfulrpcservice-meshweb
  Language:Java 40424

• jeecgboot / JeecgBoot

  🔥「企业级低代码平台」前后端分离架构SpringBoot 2.x/3.x，SpringCloud，Ant Design&Vue3，Mybatis，Shiro，JWT。强大的代码生成器让前后端代码一键生成，无需写任何代码! 引领新的开发模式OnlineCoding->代码生成->手工MERGE，帮助Java项目解决70%重复工作，让开发更关注业务，既能快速提高效率，帮助公司节省成本，同时又不失灵活性。

  spring-bootant-designmybatisvueant-design-vueshiroantdjbpmactiviticodegeneratorspringcloudjeecgbootjeecgspringbootlow-codespringspring-cloudjavavue3flowable
  Language:Java 40298
• dbeaver

  dbeaver / dbeaver

  Free universal database tool and SQL client

  databasedb2dbeavererdguijavamysqlnosqloraclepostgresqlredshiftsqlsqlitesqlservertycho
  Language:Java 39747

• apache / spark

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

  big-datajavajdbcpythonrscalasparksql
  Language:Scala 39456

• 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 37574

• 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。

  interviewjavajava8jvmmysqlredisrocketmqsystemzookeeper
  36006

• alibaba / arthas

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

  agentalibabaarthasclassloaderdiagnosisjavajvmtracetrouble-shooting
  Language:Java 35491
• appsmith

  appsmithorg / appsmith

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

  low-codeadmin-dashboardapp-builderinternal-toolscustom-internaljavajavascripttypescriptreactadmin-panelsworkflowscrudself-hostedautomationdeveloper-toolslow-code-frameworkguigui-applicationwebdevelopmenthacktoberfest
  Language:TypeScript 34070

• ray-project / ray

  Ray is a unified framework for scaling AI and Python applications. Ray consists of a core distributed runtime and a set of AI Libraries for accelerating ML workloads.

  automldata-sciencedeep-learningdeploymentdistributedhyperparameter-optimizationhyperparameter-searchjavallm-servingmachine-learningmodel-selectionoptimizationparallelpythonpytorchrayreinforcement-learningrllibservingtensorflow
  Language:Python 33358
• spring-boot-demo

  xkcoding / spring-boot-demo

  🚀一个用来深入学习并实战 Spring Boot 的项目。

  demoin-actionjavaspringspring-bootspring-boot-2spring-boot-demowebxkcoding
  Language:Java 32964
• zxing

  zxing / zxing

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

  androidbarcodebarcode-scannerdatamatrixjavaqr-codeupczxing
  Language:Java 32730

• 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
  32150

• 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 32110
• 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

  algorithmscppjavascriptgolangcsharppython3javaleetcode
  Language:Java 31199
• selenium

  SeleniumHQ / selenium

  A browser automation framework and ecosystem.

  seleniumwebdriverjavarubypythonjavascriptdotnet
  Language:Java 30478

• 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 30194
• WxJava

  Wechat-Group / 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

  cphacktoberfestjavaminiappminiprogrammpopensdkweappwechatwechat-sdkweixinweixin-sdkwxjavawxpay
  Language:Java 29767
• leakcanary

  square / leakcanary

  A memory leak detection library for Android.

  androidjavakotlinkotlin-androidleak-canaryleak-traceleakcanarymemory-leakoutofmemoryoutofmemoryerror
  Language:Kotlin 29366
• hutool

  dromara / hutool

  🍬A set of tools that keep Java sweet.

  httphutooljavajsonormtoolutil
  Language:Java 29035