Most popular java repositories and open source projects

Java was originally developed as an alternative to the C/C++ programming languages. It is now mainly used for building desktop, Android, and web server applications. Java is owned and licensed through Oracle.

ForestBlog

一个简单漂亮的SSM(Spring+SpringMVC+Mybatis)博客系统

1642   4559   4559  

objectbox-java

Database for Android and JVM - first and fast, lightweight on-device v...

307   4559   4559  

JDA

Java wrapper for the popular chat & VOIP service: Discord https://disc...

750   4555   4555  

poi-tl

Generate awesome word(docx) with template

1050   4555   4555  

javacpp

The missing bridge between Java and native C++

591   4551   4551  

java-algorithms-implementation

Algorithms and Data Structures implemented in Java

1863   4502   4502  

maven

Apache Maven core

2707   4497   4497  

JavaCollection

Java开源项目之「自学编程之路」：学习指南+面试指南+资源分享+技术文章

719   4490   4490  

opengrok

OpenGrok is a fast and usable source code search and cross reference e...

763   4468   4468  

dynamic-tp

🔥🔥🔥轻量级动态线程池，内置监控告警功能，集成三方中间件线程池管理，基...

848   4428   4428  

mapbox-gl-native

Interactive, thoroughly customizable maps in native Android, iOS, macO...

1324   4405   4405  

shiro

Apache Shiro

2317   4399   4399  

mall4j

⭐️⭐️⭐️ 电商商城 小程序电商商城系统 PC商城 H5商城 APP商城 Java商城 O...

1199   4398   4398  

h2database

H2 is an embeddable RDBMS written in Java.

1249   4376   4376  

lucene-solr

Apache Lucene and Solr open-source search software

2650   4372   4372  

WePush

专注批量推送的小而美的工具，目前支持：模板消息-公众号、模板消息-小程序...

997   4364   4364  

leet-code

Java Solutions to problems on LintCode/LeetCode

26   4353   4353  

awesome-wasm-langs

😎 A curated list of languages that compile directly to or have their...

200   4350   4350  

drozer

The Leading Security Assessment Framework for Android.

815   4317   4317  

crate

CrateDB is a distributed and scalable SQL database for storing and ana...

581   4299   4299  

jacoco

:microscope: Java Code Coverage Library

1161   4289   4289  

java-learning

旨在打造在线最佳的 Java 学习笔记，含博客讲解和源码实例，包括 Java SE...

1209   4263   4263  

jitsi

Jitsi is an audio/video and chat communicator that supports protocols...

990   4249   4249  

dragonwell8

Alibaba Dragonwell8 JDK

495   4245   4245  

java-developer-roadmap

Roadmap to becoming a Java developer in 2025

549   4230   4230  

open-location-code

Open Location Code is a library to generate short codes, called "plus...

516   4229   4229  

failsafe

Fault tolerance and resilience patterns for the JVM

297   4228   4228  

vimspector

vimspector - A multi-language debugging system for Vim

175   4221   4221  

one-day-one-language

Cómo dar en un día tus primeros pasos en cada lenguaje de programación...

188   4218   4218  

spring-boot-starter

MyBatis integration with Spring Boot

1811   4217   4217  

JimuReport

⭐️「低代码可视化报表」类似excel操作风格，在线拖拽完成设计！功能涵盖:...

1300   4214   4214  

kaitai_struct

Kaitai Struct: declarative language to generate binary data parsers in...

200   4203   4203  

Conversations

Conversations is an open source XMPP/Jabber client for Android

1248   4196   4196  

powermock

PowerMock is a Java framework that allows you to unit test code normal...

583   4191   4191  

camunda-bpm-platform

C7 CE enters EOL in October 2025. Please check out C8 https://github.c...

1602   4185   4185  

aws-sdk-java

The official AWS SDK for Java 1.x (In Maintenance Mode, End-of-Life on...

2821   4177   4177  

javassist

Java bytecode engineering toolkit

710   4164   4164  

fastjson2

🚄 FASTJSON2 is a Java JSON library with excellent performance.

539   4137   4137  

bistoury

Bistoury是去哪儿网的java应用生产问题诊断工具，提供了一站式的问题诊断方...

834   4075   4075  

jodd

Jodd! Lightweight. Java. Zero dependencies. Use what you like.

724   4065   4065  

chunjun

A data integration framework

1699   4030   4030  

spring-ai

An Application Framework for AI Engineering

1081   4026   4026  

Phoenix

Phoenix Pull-to-Refresh

914   4002   4002  

bitcoin-wallet

Bitcoin Wallet app for your Android device. Standalone Bitcoin node, n...

2198   3996   3996  

geoserver

Official GeoServer repository

2202   3982   3982  

lilishop

开源商城 JAVA商城 多语言商城 分销商城 uniapp商城 小程序商城 SAAS商城...

977   3978   3978  

syncthing-android

Wrapper of syncthing for Android.

487   3968   3968  

tech-weekly

「小马哥技术周报」

711   3959   3959  

ripme

Downloads albums from the web in bulk for archive purposes

644   3959   3959  

Leetcode

Solutions to LeetCode problems; updated daily. Subscribe to my YouTube...

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