Java

Java was originally developed as an alternative to the C/C++ programming languages. It is now mainly used for building web, desktop, mobile, and embedded applications. Java is owned and licensed through Oracle, with free and open source implementations available from Oracle and other vendors.

GitHub: https://github.com/topics/java
Wikipedia: https://en.wikipedia.org/wiki/Java_(software_platform)
Created by: James Gosling
Released: May 23, 1995
Aliases: java-8, java8, java11, java-11, jvm, jdk, openjdk, javase, java-se,
Last updated: 2026-07-17 00:16:03 UTC
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https://github.com/spandey1296/learn-share-hacktoberfest2021

✧ 🎀 𝐓𝐡𝐢𝐬 𝐫𝐞𝐩𝐨𝐬𝐢𝐭𝐨𝐫𝐲 𝐜𝐨𝐧𝐭𝐚𝐢𝐧𝐬 𝐩𝐫𝐨𝐣𝐞𝐜𝐭𝐬 𝐚𝐧𝐝 𝐚𝐬𝐬𝐢𝐠𝐧𝐦𝐞𝐧𝐭𝐬 𝐭𝐡𝐚𝐭 𝐲𝐨𝐮 𝐡𝐚𝐯𝐞 𝐭𝐨 𝐰𝐨𝐫𝐤 𝐨𝐧 𝐛𝐲 𝐬𝐞𝐧𝐝𝐢𝐧𝐠 𝐨𝐧𝐥𝐲 𝟒 𝐯𝐚𝐥𝐢𝐝 𝐩𝐮𝐥𝐥 𝐫𝐞𝐪𝐮𝐞𝐬𝐭𝐬. 𝐒𝐭𝐞𝐩 𝐛𝐲 𝐬𝐭𝐞𝐩 𝐆𝐮𝐢𝐝𝐚𝐧𝐜𝐞 𝐰𝐢𝐥𝐥 𝐛𝐞 𝐦𝐚𝐢𝐧𝐭𝐚𝐢𝐧𝐞𝐝 𝐢𝐧 𝐭𝐡𝐞 𝐫𝐞𝐚𝐝𝐦𝐞.𝐦𝐝 𝒯𝒽𝒾𝓈 𝓇𝑒𝓅♡𝓈𝒾𝓉🍪𝓇𝓎 𝓌𝒾𝓁𝓁 𝒸🌺𝓃𝓈𝒾𝓈𝓉 𝓂𝑒𝓇𝑔𝑒 𝒻𝓇♡𝓂 𝓉𝒽𝑒 𝒶𝓁𝓁 𝓅𝒶𝓇𝓉𝒾𝒸𝒾𝓅𝒶𝓃𝓉𝓈 🌺𝒻 𝒽𝒶𝒸𝓀𝓉❁𝒷𝑒𝓇𝒻𝑒𝓈𝓉 𝟤❤𝟤𝟣 𝓅🍪𝓌𝑒𝓇𝑒𝒹 𝒷𝓎 𝒟𝒾𝑔𝒾𝓉𝒶𝓁🍑𝒸𝑒𝒶𝓃. 🎀 ✧

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https://github.com/adambien/aws-lambda-cdk-plain

Simplest Possible AWS Lambda Function with Cloud Development Kit (CDK) Boilerplate

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https://github.com/chirontt/lwjgl3-helloworld-native

HelloWorld demo for LWJGL 3, compiled to native executable by GraalVM native-image utility.

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https://github.com/aboullaite/spring-boot-prometheus

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https://github.com/chinalym/shoulder-framework

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https://github.com/trainingbypackt/spring-boot-2-fundamentals

Learn how you can quickly build and deploy production-ready microservices within the Java and JVM ecosystem

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https://github.com/cyclopsmc/cyclopscore

Minecraft library mod for EvilCraft, Integrated Dynamics and others.

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https://github.com/julian-eggers/spring-rabbitmq-actuator

SpringBoot RabbitMQ Actuator (Queue Metrics & Health-Checks)

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https://github.com/stastnypremysl/mines3d

Minesweeper on n*m*2 matrix for Android.

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https://github.com/kevalmorabia97/naive-bayes-text-classifier-in-java

Naive Bayes Classification used to classify movie reviews as positive or negative

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https://github.com/Konloch/HTTPRequest

HTTPRequest is an easy-to-use zero dependency Java wrapper to read from a URL. Support for Cookies, proxies, UserAgent, post data and more.

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https://github.com/jgperrin/net.jgp.books.spark.ch07

Spark in Action, 2nd edition - chapter 7 - Ingestion from files

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https://github.com/d0k1/jsflight

Tools to record and replay user's activity in a web application

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https://github.com/cardano-foundation/cf-java-rewards-calculation

This java project is used to calculate the rewards of the Cardano blockchain. It aims to be both an edge case documentation and formula implementation.

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https://github.com/sosow0212/2024-e-market

(~24.06) 교내 중고 거래 플랫폼

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https://github.com/ayu-hack/hacktoberfest-contributions

This repository helps beginners contribute to open source and participate in Hacktoberfest. We welcome all pull requests (Python & Java), prioritize genuine contributions, and promote good first issues! #hacktoberfest2022 #hacktoberfest2023 #hacktoberfest2024

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https://github.com/adambien/xplr

Java Command Line Jar Explorer

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https://github.com/orienteerbap/jnpm

Native Java API to work with JavaScript Node Package Manager (NPM): query, retrieve, pack into jar (webjars), CDN

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https://github.com/phiwa/dragontravel

A plugin for the Minecraft-servermods "Bukkit" and "Spigot".

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https://github.com/dzcode-io/kuliya

Algeria's college hierarchy dataset as packages for different languages and platforms

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https://github.com/tonyofrancis/dispatcher

Dispatcher is a simple and flexible work scheduler that schedulers work on a background or UI thread correctly in the form of Dispatch using the android.os.Handler class.

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https://github.com/themiu/notes

Sinhala SE Notes

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https://github.com/oblac/jodd-lagarto

Java HTML parsers suite.

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https://github.com/activeviam/jdk4py

A JDK shipped in a Python package

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https://github.com/y785/script-api

A java MapleStory🍁 scripting api.

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https://github.com/ordinaryroad-project/ordinaryroad

OrdinaryRoad开源框架，一个Spring微服务项目

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https://github.com/jtelegram/jtelegrambotapi

Java Telegram Bot API Wrapper

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https://github.com/puzpuzpuz/http-nio-server

A demo HTTP server built with Java NIO & NIO.2

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https://github.com/caoimhebyrne/compact-chat

Clean up your chat by removing duplicate messages!

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Use Android NDK jni to invoke ffmpeg2.8.4 compiled *.so to deal with video.

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https://github.com/ninja-beans/cloudflare-iuam-solver

CloudflareIuamSolver is the Java library for breaking through the Cloudflare's "I am Under Attack Mode"

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https://github.com/marcel0ll/customitems

The most simple way to add your custom items to minecraft

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https://github.com/brokiem/bedrockreplay

A Minecraft: Bedrock Edition proxy replay system

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https://github.com/andreainfufsm/elc117-2024b

ELC117 - Paradigmas de Programação - UFSM - 2024b

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https://github.com/mageekchiu/chkv

Consistent Hashing based Key-Value Memory Storage

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https://github.com/bonigarcia/web-programming-examples

Examples of web applications using Java and Angular, among other technologies

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https://github.com/auties00/optionless

Desugar optional calls for a null safe type system with no performance hits

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https://github.com/grahamedgecombe/android-ssl

Android SSL certificate validation vulnerability detection tools.

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https://github.com/landawn/abacus-jdbc

Coding with SQL/DB is just like coding with Collections

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https://github.com/g00glen00b/dimitri.codes

Static generator for dimitri.codes using Astro

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https://github.com/agateau/burgerparty

A time management game for Android where you play a fast-food owner who must put together the burgers ordered by her customers before time runs out.

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https://github.com/sshtools/icon-generator

A simple library for generating Java2D (Swing/AWT) and JavaFX icons in Java, with SWT support in an add-on.

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https://github.com/Scorpio-xu/2017NPU-Exam

2017级西工大软件工程考研复试机试题，java实现

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https://github.com/richardhightower/jparse

JParse, the most efficient JSON parser for the JVM yet.

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https://github.com/noti0na1/lambdacalculus-java

Lambda calculus implemented in Java

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https://github.com/andifalk/cloud-native-microservices-security

Cloud-Native Microservice Security Bootcamp

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https://github.com/yandex-cloud/java-sdk

Yandex.Cloud Java SDK

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https://github.com/impetus/eth-jdbc-connector

Ethereum JDBC driver implements a pure java, type 4 JDBC driver that executes SQL queries on Ethereum Blockchain.

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"Referencer" plugin for Jetbrains IDEs

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https://github.com/mohamed-taman/java-se-code-examples

IBM Developers Work related articles code, this repository contains a collection of Java SE code examples from java SE 8/9-14 and next, applicable to day by day job tasks

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https://github.com/yegor256/tojos

Text Object Java Objects (TOJOs): an object representation of a multi-line structured text file like CSV, YAML, or JSON

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https://github.com/teamapps-org/teamapps

TeamApps is a Java web application framework

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https://github.com/metaphoriker/randomizer-cs2

A Randomizer for more fun in Counter-Strike 2 made with JavaFX

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https://github.com/mqzn/mcommands

Advanced command dispatching framework

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https://github.com/version-fox/vfox-java

☕️Java plugin for vfox

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https://github.com/basil2style/android-spreadsheet

Spreadsheet or Report page Library for Android

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https://github.com/xsavikx/openweathermap-java-api

Java API to access openweathermap.org API

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Last synced: 15 Apr 2025

https://github.com/dengbocong/algorithm

数据结构算法的整理讲解，含Java/Python版本

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Last synced: 15 Apr 2025

https://github.com/aerokube/chrome-developer-tools-protocol-java-example

An example of using Java client to work with Chrome Developer Tools Protocol in Selenoid

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Last synced: 30 Jun 2025

https://github.com/tkuenneth/android-demos

This repo contains various Android demo apps

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Auth Example Android

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https://github.com/freeipcc/freeaicc

AI Call Center,Contact Center,Customer Service System,Колл-центр,Callcenter,Centre d'appels,Centro de llamadas,Centro de atendimento,コールセンター,콜센터,Интеллектуальный колл-центр,Intelligentes Callcenter,Centre d'appels intelligent,Centro de llamadas inteligente,Centro de atendimento inteligente,インテリジェントコールセンター,지능형 콜센터

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Last synced: 12 Apr 2025

https://github.com/griush/galileohack

Born in HackUPC 2024, GNSS Tracker is an Android application that allows to retrieve and analyze data from the different GNSS satellite constelations.

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Last synced: 06 Sep 2025

https://github.com/misterlingham4/crackingthecodinginterview

Repository to hold code written to help study for coding interviews using the textbook "Cracking the Coding Interview." Includes data structure implementations and solutions to problems in the textbook.

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https://github.com/feltex/whatsapp-bot

Whatsapp bot em Java.

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Last synced: 11 Apr 2025

https://github.com/apache/maven-invoker

Apache Maven Invoker

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https://github.com/cansik/librealsense-java

Intel® RealSense™ SDK 2 wrapper for Java.

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https://github.com/grofattila/dji-tello

Java API for the DJI Tello Drone.

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https://github.com/tyronczt/java-learn

Java知识点整理

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https://github.com/ngageoint/mgrs-java

Military Grid Reference System Java Library

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https://github.com/bitstorm/tiny-zip

The missing Zip library for Java

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https://github.com/f-lab-edu/fkream

리셀 중고 거래 플랫폼인 KREAM을 모티브로 한 프로젝트

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https://github.com/grahamedgecombe/netty-sni-example

An example of how to use server-side SNI in Netty with Java 8.

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https://github.com/fracpete/sizeofag

Determining size of Java objects.

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https://github.com/jyksnw/install-jdk

install-jdk is a Python library for easily installing the latest OpenJDK for a given major version. Supports builds from Adoptium and Corretto. Simplify your Java development with the latest OpenJDK builds.

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https://github.com/microsphere-projects/microsphere-spring-boot

Microsphere Projects for Spring Boot

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https://github.com/KovuTheHusky/dynmap-structures

A Bukkit plugin that shows your world's structures (such as Villages, Strongholds, and Pyramids) on Dynmap.

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https://github.com/houarizegai/fxmessenger

Desktop App - Clone Facebook Messenger [In progress]

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https://github.com/groupe-sii/ogham

Sending email, sms or whatever is a piece of cake

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https://github.com/ivangfr/spring-boot-user-pass-auth-one-time-token-login

The goal of this project is to create a Spring Boot application called movies-app that allows users to log in using Username/Password Authentication and One-Time Token Login

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https://github.com/jaennova/kotlin

Guia para iniciar en la programacion, con el lenguaje de programacion Kotlin, llena de ejemplos, con ejercicios practicos y mas enunciados para seguir practicando.

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https://github.com/bhattbhavesh91/facebook-transcoder-demo

A small walkthrough of Facebook's TransCoder Pretrained model for Code Conversion

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https://github.com/bsommerfeld/randomizer-cs2

A Randomizer for more fun in Counter-Strike 2 made with JavaFX

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https://github.com/neomatrix369/java-10-and-beyond

Examples and exercises based on some of the features of Java 10 (GA and Early Access builds)

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https://github.com/yodiaditya/vim-netbeans

Making your VIM like Netbeans for editing Python, PHP, HTML, JS and etc. It's support with Autocomplete, Check syntax error, Python debugger and many else.

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https://github.com/sadanandpai/dsa-in-js

Solutions to wide range of programs on Data Structures and Algorithms

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https://github.com/ivangfr/ethereum-springboot-react

Goals: Implement an Ethereum Smart Contract called SoccerManager and deploy it to Ethereum Blockchain running locally; Implement 2 Spring Boot BE applications, ethereum-api and player-api, that uses Web3j to communicate with Ethereum blockchain; Implement 2 React FE applications, ethereum-ui and player-ui, that communicate to their respective BE.

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Last synced: 10 Apr 2025

https://github.com/edwinm/game-of-life-in-java

John Conways Game of Life in Java, either as a applet or as a stand alone program.

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https://github.com/hoangsonww/akari-puzzle-game-javafx

💡 A JavaFX-powered implementation of the Akari logic puzzle, featuring intuitive controls, dynamic feedback, and a diverse puzzle library for hours of strategic fun! Implemented with Model-View-Controller and JFX patterns, this game will definitely be worth your time!

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