An open API service indexing awesome lists of open source software.

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.

https://github.com/djcopley/argparse

A java argument parser

argument-parser command-line java library

Last synced: 23 Jan 2026

https://github.com/waikato-datamining/adams-addons

Addon modules for ADAMS, the Advanced Data Mining and Machine Learning System.

java machine-learning maven workflow-engine

Last synced: 25 Oct 2025

https://github.com/dannyhvalenz/Hotel-WS

Servicio Web para un Sistema Hotelero

api java service web web-service xml xml-schema

Last synced: 12 Mar 2025

https://github.com/daviteixeira-dev/software-persistencia

List of exercises and projects of the discipline of Software Development for Persistence 2022.2

csv jackson java jdbc jpa-hibernate json postgresql spring-boot xml

Last synced: 14 Apr 2026

https://github.com/cachedjdk/cjdk

Auto-download JDK or JRE and run Java apps from Python or CLI

cache cli java jdk jre python

Last synced: 23 Oct 2025

https://github.com/chylex/minecraft-server-properties-reload

Minecraft mod that reloads server.properties without restarting.

fabric forge java minecraft mod

Last synced: 22 Jan 2026

https://github.com/cs-joy/pystudio

python bind with java

android chaquo java python

Last synced: 13 Mar 2026

https://github.com/alipsa/sieparser

Java port of the .NET jsisie project at https://github.com/idstam/jsisie

accounting java parser

Last synced: 19 Apr 2026

https://github.com/apache/geronimo-yoko

Mirror of Apache Geronimo yoko

geronimo http java javaee network-server web-framework

Last synced: 10 Apr 2025

https://github.com/jusexton/spring-mediator-example

Mediator pattern example with spring boot.

example-project java mediator spring-boot

Last synced: 17 Oct 2025

https://github.com/antoniovazquezblanco/svd-parser

A Java library to parse CMSIS SVD files.

cmsis-svd java

Last synced: 13 Oct 2025

https://github.com/onurozuduru/maze-generator

Simple maze generator and basic GUI in Java.

gui java maze maze-generation-algorithms maze-generator

Last synced: 17 Oct 2025

https://github.com/rpotter12/blinkingled

blinking of light on rasberry pi 3

c-sharp java python raspberry-pi-3

Last synced: 13 Apr 2026

https://github.com/jagracar/processingsketches

Old processing sketches adapted to the new processing 3.0

examples java processing sketches

Last synced: 18 Jan 2026

https://github.com/olensmar/serverless4j

Collection of serverless-related tools and libraries for Java

java maven maven-plugin serverless

Last synced: 12 Oct 2025

https://github.com/koshien2015/annictaccess

Anime digestion delay management service with AnnictAPI

anime annict java rest-api sastruts

Last synced: 12 Apr 2026

https://github.com/jonarzz/refactoring-katas

Coding practice based on small projects

java kata katas refactoring tdd testing

Last synced: 14 Apr 2026

https://github.com/happymary16/uwithme-server

System for a university management.

java postgresql spring spring-boot

Last synced: 13 Apr 2026

https://github.com/virtuald/magicbot-java

RobotPy's magicbot framework implemented in Java

first-robotics-competition frc java magicbot-framework state-machine

Last synced: 28 Apr 2026

https://github.com/alopatindev/smsnenado

Android client for Russian SMS anti-spam service http://smsnenado.ru

android anti-spam java sms spam-filtering

Last synced: 01 May 2026

https://github.com/joknaa/tictactoe_pvp

A game of TicTacToe that 2 players can play in terminal, programmed with Java

game hyperskill java tictactoe

Last synced: 08 Jun 2026

https://github.com/nirmalks/spring-boot-kotlin-rest-api

Spring Boot Kotlin CRUD REST API with Mysql

java kotlin mysql spring-boot swagger

Last synced: 03 May 2026

https://github.com/allenlili/device-to-device-communication-over-audio

device-to-device-communication-over-audio

android audio frequency java mobile

Last synced: 29 Apr 2026

https://github.com/pablo-m-santos/sistema-bancario

Este sistema é uma atividade de laboratório de software, cujo objetivo é criar um sistema em Java onde o usuário se cadastre e o sistema mostre seus dados.

atividades intellij java pablo-m-santos programacao sistema-bancario

Last synced: 05 May 2026

https://github.com/jrs296/hyperface-project

Java/Apache Groovy Spring Boot Internship Project

groovy-language java spring

Last synced: 30 Apr 2026

https://github.com/donno2048/notepad--

This notepad app will take you 200 years back to the Typewriter.

java notepad

Last synced: 09 Jun 2026

https://github.com/marchof/the-missing-javadoc-fonts

Bundle of the missing Dejavu fonts for JavaDoc

fonts java javadoc

Last synced: 30 Apr 2026

https://github.com/shawnnew/myleetcodeanswer

Share my LeetCode answer

algorithms java leetcode-solutions

Last synced: 30 Apr 2026

https://github.com/malintha-induwara/simon-game

A simple Simon Game built with Java-FX. Test your memory by repeating the color sequences.

java javafx simon-game

Last synced: 26 Apr 2026

https://github.com/houarizegai/gestioncommerciale

Commercial Management System, it can manage customers, suppliers, invoicing, delivery, stocks, regulations, ...and more

gestion gestion-commerciale java javafx management-system

Last synced: 30 Apr 2026

https://github.com/robsonbittencourt/palestra-solid-oo

Repositório com exemplos utilizados na palestra: Software Robusto e Flexível - SOLID + Dois Dedos de Orientação a Objetos

java oop oop-principles solid solid-principles

Last synced: 09 Jun 2026

https://github.com/shubhamv108/connect4

A simple server side implementation of Connect4 and state of game is persisted in database. It is a two player game.

connect4 connect4-game connect4-java game java low-level-design spring-boot

Last synced: 03 May 2026

https://github.com/marc2332/defender-demo

A security/helper app UI idea

android apk defender design idea java security

Last synced: 05 May 2026

https://github.com/niteshpalcode/niteshpalcode.github.io

Here is my work, list of projects and rest of the details about me.

css html java javascript

Last synced: 30 Apr 2026

https://github.com/feltex/alo-mundo

Exemplos práticos para explicar os conceitos de git. O projeto é utilizado no gitlab, github e no bitbucket. Os links para os vídeos estão na descrição

bitbucket feltex github gitlab java

Last synced: 30 Apr 2026

https://github.com/augustomello09/modelo-conceitual

Estudo sobre a implementação do modelo conceitual. (Curso Projeto full stack completo! Java Spring Boot no back end e Ionic no front end do Prof. Dr. Nelio Alves)Seção 1: Implementação do modelo conceitual.

h2-database java modelo-conceitual postman springboot

Last synced: 30 Apr 2026

https://github.com/ryanmcdermott/gradle-dependency-example

Ridiculously simple example showing how you can use Gradle to install dependencies in Java and run programs using them

gradle java

Last synced: 03 May 2026

https://github.com/dipu-bd/lab-exam

Java Project

java lab-exam

Last synced: 03 May 2026

https://github.com/tdonuk/firebase-nosql-tutorial

Personal project to learn about firebase and NoSQL databases.

firebase firebase-firestore java nosql password-manager spring-boot spring-security

Last synced: 30 Apr 2026

https://github.com/osandadeshan/selenium-page-factory-demo

This is the a project on Selenium + Page Factory Design Pattern + TestNG + Java.

automation automation-ui extentreports java pagefactory selenium selenium-java selenium-webdriver testng testng-framework

Last synced: 28 Apr 2026

https://github.com/sormuras/bach-library-template

🎵 Modular Java Library Template

bach java modules

Last synced: 09 Jun 2026

https://github.com/nitish906/bookingcovid-19vaccineslotsonline

A RESTful API web-service for a Covid-19 Application. This API performs all the fundamental CRUD operations of Covid-19 Application platform with user validation at every step.

back-end java jpa-hibernate mysql-database rest-api spring spring-boot

Last synced: 03 May 2026

https://github.com/mindula-dilthushan/microservices-architecture-springboot

This is a Microservices Architecture Application using Spring Boot.

java microservice microservices-architecture spring-boot

Last synced: 29 Apr 2026

https://github.com/d-coder135/googlefirebaseauth_java

This repo contains an Android application that uses Google Firebase Authentication Service.

android android-application android-studio google-firebase java java-android-application java-application

Last synced: 03 May 2026

https://github.com/novikovadaria/geekbrains_java

Домашняя работы по java. GeekBrains University. Программирование | Java homework. GeekBrains University. Programming

geekbrains homework java

Last synced: 09 Jun 2026

https://github.com/davidyslu/onos-practice

This repository is used to practice some basic operations in ONOS controller.

bezel java maven mininet onos

Last synced: 03 May 2026

https://github.com/huichuanli/play-with-data-structures-java-and-python-

实现 数据结构 和简单算法<Play Data Structures in Java>. 《Java语言玩转数据结构》代码。

java python

Last synced: 02 May 2026

https://github.com/osandadeshan/selenium-assignment

Selenium - Assignment (www.newtours.demoaut.com)

java selenium

Last synced: 05 May 2026

https://github.com/abtinz/java-online-news-web-inheritance

Java summer course with Sarvin Nami mini project

java

Last synced: 09 Jun 2026

https://github.com/nonopichy/theelytragame

TheElytraGame - Java Remake (Glide Mini-Game)

bukkit game java minigame-plugin playstation-3 playstation-4 spigot xbox360

Last synced: 05 May 2026

https://github.com/devexcale/vgreeter

Let the bot greet your friends when they join a vocal chat on Discord!

discord java jda opus spring-boot

Last synced: 04 May 2026

https://github.com/franz1981/franz-flow-j

Single Consumer implementations of a fixed & variable sized FastFlow-Lamport-Thompson ring-buffers

concurrent-data-structure high-performance ipc java low-latency queue ring-buffer zero-copy

Last synced: 09 Jun 2026

https://github.com/fami6xx/familib-mc

Minecraft Library for HoloAPI, MenuManager etc..

java library minecraft

Last synced: 27 Apr 2026

https://github.com/wendreof/kotlinposts

Project listing of postings using public API building interfaces with Java Swing

gradle java java-swing kotlin kotlin-java

Last synced: 07 May 2026

https://github.com/andrewn6/blockchain-springboot

Run a local blockchain node on your local machine and run different agents on the network, With 3 different replacement functions.

agents blockchain java mine spring-boot

Last synced: 07 May 2026

https://github.com/chez14/class.java.dll.so

Yup, load dll and so from java. no need to tell, this is an example.

cpp dll java

Last synced: 06 May 2026

https://github.com/alfahami/rpg-java

Simple moteur d'un jdr(jeu de rôle) java suivant le pattern MVC utilisant JTable Swing.

java javase jtable mvc-architecture mvc-pattern rpg-game swing-gui

Last synced: 08 Jun 2026

https://github.com/divs1210/iffy

A Java-compatible Object System in Clojure

clojure java object-oriented-programming

Last synced: 29 Apr 2026

https://github.com/cyrille-leclerc/my-serverless-shopping-cart

Demo OpenTelemetry instrumentation of AWS Lambda Java functions

java lambda opentelemetry serverless terraform

Last synced: 06 May 2026

https://github.com/sambhav228/data_structure_algorithm

A repository which consists of the collection of various Data Structures and Algorithms implemented in various Programming Languages.

c cpp java python statistics

Last synced: 04 May 2026

https://github.com/tanish-ranjan/presentation-control

Presentation Control is an Android app that enables easy control of presentations on a computer from a mobile device. The app includes a touchpad-like area to control the cursor, left and right mouse click buttons, and scroll control buttons for a seamless presentation experience.

android cursor java kotlin presentation simulator windows

Last synced: 04 May 2026

https://github.com/yeaseen/neo4j_database_project

A vibrant experience with Graph Database:neo4j to extract data from Twitter data set while implementing DFS, BFS algorithms using java. This is a database project of sessional course CSE304 in undergradute studies in CSE, BUET

bfs-algorithm cse-buet database dfs-algorithm graphdb java maven maven-dependency-plugin maven-plugin neo4j neo4j-database neo4j-driver neo4j-graph neo4j-plugin twitter-database

Last synced: 04 May 2026

https://github.com/teaql/teaql-java

An AI-Native deterministic libray for undeterministic AI Coding in Java

aicoding java springboot teaql

Last synced: 26 Jul 2026

https://github.com/lpyleo/disk-back-end

基于SpringBoot和Vue的企业网盘系统后端

java mybatis-plus mysql springboot

Last synced: 06 May 2026

https://github.com/suvam778781/timelify-clone

Forget timers, note taking and manual input—Timely can track time spent in every web and desktop app automatically for you. Get a precise daily record of all the time you spend in documents, meetings, emails, websites and video calls with zero effort. It's all 100% private to you.

css html5 java

Last synced: 06 May 2026

https://github.com/kevcodez/amazon-stock

Kotlin library to retrieve the current stock from an amazon article using Product Advertising API.

amazon dokka gradle java junit5 kotlin maven-central product-advertising-api stock

Last synced: 05 May 2026

https://github.com/m3lkior/spring-keycloak-tutorials

Tutorials about Keycloak and Spring Boot / Security configurations

api java keycloak keycloak-provider spring-boot spring-security

Last synced: 30 Apr 2026

https://github.com/m-ahmed-anwer/bank-app

An online banking application used to send, receive money in between friends and loved ones. 💵

android android-studio firebase java sendgrid

Last synced: 01 May 2026

https://github.com/codingchili/halloween-memory

Java 2D Halloween memory game

2d android game halloween java memory

Last synced: 28 Apr 2026

https://github.com/starknightt/indiamap

This is a code which gives output of our India Map. It is written in Java, So do it in java.

for-loop for-loops india-map java star-pattern-java starpatterns stars

Last synced: 07 Jun 2026

https://github.com/midoks/bigdata

Large data software learning

bigdata java

Last synced: 04 May 2026

https://github.com/prashant-chaurasia/appwalkthrough

An app walkthrough developed only for learning purpose.

android appintro java

Last synced: 01 May 2026

https://github.com/wsdt/survivetheday

Native Android-App to motivate user by notifications (e.g. Live-Countdowns, Quotes or other libraries, etc.)

android android-app android-application funny java motivation motivational-quotes open-source

Last synced: 01 May 2026

https://github.com/haniokasai/tinymistress

Web Control Panel for PocketMine

java jetty pocketmine-mp

Last synced: 06 May 2026

https://github.com/vimalcvs/vkcode-ide

VK Code-IDE is a professional IDE primarily for VK Code Script development.

code-generator code-script compiler cplusplus delhi-university development development-tools game game-development html java js tools vimalcvs

Last synced: 05 May 2026

https://github.com/rainggor/fintrack

Финансовое приложение для управления личными финансами, где пользователи могут отслеживать доходы, расходы и создавать бюджеты. Приложение написано на Maven с использованием Java 21, микросервисной архитектуры и фреймворка Spring boot 3.3. Так же в проекте использованы база данных MySQL, Vaadin, Spring Security, Eureka, Flyaway, Lombok и тд

finance java microservice mysql spring spring-boot sql vaadin webflux

Last synced: 03 May 2026

https://github.com/vikrant101001/concurrent-payment-processor

A multithreaded microservice built with Java Spring Boot that simulates a real-world payment processing system using custom thread pools, asynchronous execution, retry logic, and a fake database — all while being lightning-fast, scalable, and resilient.

java microservices multithreading payment

Last synced: 04 May 2026

https://github.com/nazli-d/ders-kayit-sistemi

The Course Registration System is a Java-based simulation program that allows students to add, delete, and submit course registrations. Additionally, advisor can view pending student registrations, approve them, and export approved registrations as CSV files.

advisor advisor-system course-registration course-registration-system csv-files danisman ders ders-kaydi ders-kayit-sistemi java ogrenci sqlite sqlite-database student-system

Last synced: 17 May 2026

https://github.com/benjaminurquhart/cio

Input/Output stream wrapper for JDA Channel objects

cio cis cos discord java java-8 java-io jda jda-extension jda-utilities

Last synced: 01 May 2026

https://github.com/vivekvells/salary-manager-java-mysql-project

To Track & Manage Income or Expense Transaction of an user. Working Demo Link:

expense-tracker expenses-manager income java mysql salary salary-manager

Last synced: 01 May 2026

https://github.com/bluurr/virtual-number-forwarding-lambda

A AWS lambda function for generating a call-plan for an incoming call from a virtual number for the Nexmo platform.

aws aws-cloudformation aws-lambda aws-sam azure-pipelines bluurr burner-number callplan cicd java lombok nexmo nexmo-java spring-cloud-function virtual-number

Last synced: 05 May 2026

https://github.com/fahadpathan7/super-shop-management

Effortlessly manage your online super shop, from inventory control to order processing, and provide customers a seamless shopping experience.

java

Last synced: 08 Jun 2026

https://github.com/winterreisender/webviewkocli

A Kotlin MPP commandline interface for webviewko

cli java jvm kotlin kotlin-mpp kotlin-multiplatform kotlin-native webview

Last synced: 01 May 2026

https://github.com/sirywell/impersonation

Create AI based bots for chat services like telegram and discord easily

dialogflow discord discord-bot java telegram telegram-bot

Last synced: 29 Apr 2026

https://github.com/marcuwynu23/yano-text-editor

Simple Text Editor for doing fast experiment/learning programming

code-editor editor experiment fast-try java javascript learning-code nodejs python testing text-editor try

Last synced: 09 Apr 2025

https://github.com/toninoes/videomusiccloud

VideoMusicCloud: Aplicación web en Java de repositorio de videos musicales

html5 java maven restful-api spring spring-boot thymeleaf

Last synced: 12 Apr 2026

https://github.com/dmulloy2/teamsparkle

Recruiting plugin that rewards players for bringing new players

bukkit java minecraft recruiting spigot

Last synced: 12 May 2026