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/rabanti-github/nanoxlsx4j

NanoXLSX4j is a small Java library to create and read XLSX files (Microsoft Excel 2007 or newer) in an easy and native way. The library is originated form PicoXLSX4j and has basic support of reading spreadsheets

excel excelreader excelwriter java microsoft-office ooxml reader spreadsheet xlsx

Last synced: 10 Apr 2025

https://github.com/thorbenkuck/netcom2

NetCom2 is a highly modular Client-Server-Communication-Framework, in the style of an EventBus following the idea of "code less, do more".

client-server easy-to-use eventbus functional-programming gradle java java-8 maven modular network reactive serialization wiki

Last synced: 09 Oct 2025

https://github.com/ewyboy/movie-recommender

Movie / Film recommendation system built using Java utilizing knowledge graph technology.

genres imbd java movie-recommendations movies recommendation-system recommender-system select-movies sparql

Last synced: 09 Oct 2025

https://github.com/cofcool/chaos-server

基于 Spring Boot 的 Java Web Server 框架,简化开发

framework java mybatis shiro spring-boot web

Last synced: 06 Oct 2025

https://github.com/thirashapw/reargen

Native based fast android app development framework using html/css/js

android groovy html html-css-javascript java jdk

Last synced: 19 Oct 2025

https://github.com/arakelian/jackson-utils

Useful utilities when using Jackson for JSON serialization and deserialization

helper jackson java java-11 java-8 json serialization utility utility-library zoneddatetime

Last synced: 10 Apr 2025

https://github.com/marcoscgdev/leg

Say goodbye to log tags!

android easy java kotlin log logging tag tags

Last synced: 12 Oct 2025

https://github.com/complate/complate-spring

Server-Side Rendering of JSX based views in Spring MVC

java jsx spring-boot spring-framework spring-mvc template-engine

Last synced: 28 Oct 2025

https://github.com/0spol/docker_learning_lab

A hands-on Docker environment for learning and practicing containerized databases and utilities. Includes ready-to-run containers for MySQL, PostgreSQL, Oracle, MongoDB, Mongo-Express, phpMyAdmin, Java, and Linux utilities. Ideal for development, testing, and educational purposes.

database databases dev-environment docker docker-compose education java learning-lab mongodb mysql phpmyadmin postgresql

Last synced: 15 Mar 2026

https://github.com/ketbome/hytale-server

Docker image for Hytale dedicated server with web panel. Easy setup, auto-download, real-time console.

dedicated-server game-server gaming hypixel hytale hytale-server java minecraft server-management web-panel

Last synced: 21 Jan 2026

https://github.com/soumyadip007/chat-server-application-using-java-swing-socket

Socket programming is a way of connecting two nodes on a network to communicate with each other. One socket(node) listens on a particular port at an IP, while other socket reaches out to the other to form a connection. Server forms the listener socket while client reaches out to the server.

curd-application java listener-socket message-interpreter socket socket-programming swing tcp transmission-control-protocol

Last synced: 26 Oct 2025

https://github.com/aecsocket/cpu-features-java

Java bindings for Google cpu_features

cpu cpu-features cross-platform java jni microarchitecture

Last synced: 26 Oct 2025

https://github.com/l3squad-com/java-master

A collection of quizzes to help you prepare for interviews and strengthen your skills in Java Developer Role and development.

java quiz-app spring-boot test-mate

Last synced: 15 Oct 2025

https://github.com/sverrenystad/besieged

Besieged! is a cooperative, real-time multiplayer tower defense Android game, where players defend their village against waves of mythological creatures by strategically combining "tower-cards" to build unique towers, earning money from each kill to acquire more cards.

android cross-platform java libgdx software-architecture tower-defense-game

Last synced: 10 Apr 2025

https://github.com/scarsz/configuralize

YAML/JSON configuration library with built-in internationalization

config configuration java json library yaml

Last synced: 26 Oct 2025

https://github.com/yunus1903/chatembeds

A Minecraft mod that adds embedded images and more to chat

forge forgegradle java minecraft minecraftforge mod

Last synced: 23 Oct 2025

https://github.com/mariuszgromada/janet-sudoku

Java Android .NET Sudoku Generator & Sudoku Solver Library

android dotnet java library sudoku sudoku-game sudoku-generator sudoku-puzzle sudoku-solver

Last synced: 26 Oct 2025

https://github.com/loohp/blockmodelrenderer

Render Minecraft block models

blockbench java minecraft models rendering

Last synced: 12 Mar 2026

https://github.com/apache/turbine-core

Apache Turbine open-source web framework

apache java web-framework

Last synced: 13 Jun 2025

https://github.com/pjazdzyk/unitility

Unitility: Units of Measurement and Physical Quantity Converter for JAVA, with Spring Boot and Quarkus support for web applications development. Immutable, thread-safe, content rich, easy to use.

api-measurement converters geocoordinates geolocation imperial-units java longitude-and-latitude physics si-unit-conversion si-units thermodynamic-properties thermodynamics unit-conversion unit-converter unit-system units-of-measure units-of-measurement units-of-measurements

Last synced: 06 Apr 2026

https://github.com/ralscha/selfhost-hibp-passwords

Tools for self-hosting the Have I Been Pwned Password database. Xodus importer and query library

hibp hibpwned java passwords spring-boot xodus

Last synced: 24 Apr 2025

https://github.com/indoqa/osgi-embedded

Embedded OSGi container implementation based on Apache Felix

indoqa-library java osgi

Last synced: 26 Apr 2025

https://github.com/qligier/pixeldngfixer

An application that fixes broken metadata of DNG (RAW) files generated by the Google Camera app

camera dng exif exitool gps java photo pixel

Last synced: 28 Apr 2025

https://github.com/joel-jeremy/java-config-library-benchmarks

Benchmark of Java configuration libraries

benchmark configuration java properties

Last synced: 22 Feb 2026

https://github.com/configcat/android-sdk

ConfigCat SDK for Android. ConfigCat is a hosted feature flag service: https://configcat.com. Manage feature toggles across frontend, backend, mobile, desktop apps. Alternative to LaunchDarkly. Management app + feature flag SDKs.

android android-sdk configcat-sdk feature-flags feature-management feature-toggle featureflags java kotlin kotlin-android remote-config sdk

Last synced: 01 Apr 2025

https://github.com/xtrendence/x-passwd

A simple, local, open-source AES-256-CTR encrypted password manager for Android. Built with the Flutter SDK.

aes aes-256 aes-256-ctr android apk dart encryption flutter java password password-manager sdk

Last synced: 25 Apr 2025

https://github.com/apache/incubator-nlpcraft-java-client

Native Java Client for Apache NLPCraft.

apache java nlp

Last synced: 14 Jul 2025

https://github.com/cgfly/jeecf

jeecf 开源公用库

angularjs bootstrap java jeecf osgi springboot web

Last synced: 22 Aug 2025

https://github.com/soulwax/catcraft

A bukkit plugin for Minecraft with various functionalities for personal use. Lincense: MIT

bukkit java minecraft spigot spigot-plugin

Last synced: 04 Jul 2025

https://github.com/slimefun/addon-template

This is an example Repository for a generic Slimefun4 Addon.

addon bukkit java minecraft plugin server slimefun spigot template

Last synced: 25 Apr 2025

https://github.com/knittl/ddd-annotations

Java annotations for projects implementing Domain Driven Design

annotations ddd domain-driven-design hacktoberfest hacktoberfest2022 java javadoc

Last synced: 26 Apr 2025

https://github.com/evpl/mjfi

The Missing Java Functional Interfaces library

functional-interfaces java java-library primitives

Last synced: 14 Jan 2026

https://github.com/adambien/s2i-payara-micro

Payara Micro Source To Image for OpenShift

cd ci clouds java javaee kubernetes microprofile openshift payara s2i sourcetoimage

Last synced: 25 Jun 2025

https://github.com/chew/mlb-gamefeed-bot

Discord bot to show live game feeds and statistics of MLB games to a Discord channel. Used by over 1200 servers!

baseball bot discord java jda mlb sports

Last synced: 16 Mar 2025

https://github.com/lambdatest/lt-appium-java

Run Java and Appium scripts on LambdaTest automation cloud. A sample repo to help you run Java based test scripts in parallel with LambdaTest

android-automation app-automation appium appium-java ios-automation java mobile-app-testing testing-tools

Last synced: 04 Jul 2025

https://github.com/Tahanima/restful-booker-api-test-automation

Restful-booker API test automation project using Java and REST Assured.

api java restassured test-automation

Last synced: 11 Mar 2025

https://github.com/x28/inscriptis-java

inscriptis - HTML to text conversion library for Java

converter html2text java library

Last synced: 14 Jan 2026

https://github.com/flexycode/ccprgg2l_intermediate_final_exam

This repository is intended for our Final Exam in CCPRGG2L_INTERMEDIATE COM23P Professor Jay Abaleta

dynamic-programming finals intermediate-projects java java-gui-application javaswing maven maven-pom oop polymorphism

Last synced: 14 Apr 2025

https://github.com/fracpete/jshell-scripting

Java widget for scripting with jshell. Requires Java 9 or later.

java jshell scripting swing

Last synced: 22 Apr 2025

https://github.com/eggsblue/dankefu

蛋客服-做最实用的客服系统

im interest java netty nutz nutzboot t-io

Last synced: 09 Apr 2025

https://github.com/mickaelbaron/jaxrs-tutorial

L'objectif de cette troisième leçon est d'apprendre à manipuler l'API JAX-RS pour le développement de services web REST à partir de la plateforme de développement Java.

java jax-rs

Last synced: 06 Jul 2025

https://github.com/sharember/effective-java-note

effective java学习笔记。

effective effective-java java

Last synced: 22 Jun 2025

https://github.com/leovr/rtp-midi

Java RTP-MIDI implementation

java java-8 java-library midi music music-library

Last synced: 14 Jul 2025

https://github.com/eset/kafka-browser

Kafka message viewer

java kafka

Last synced: 10 Sep 2025

https://github.com/bakito/java-truststore-injection-webhook

💉 k8s webhook that allows converts pem certificates from a configmap into a java truststore and injects it to the same confimap

cacert java k8s kubernetes openshift pem truststore

Last synced: 12 Jan 2026

https://github.com/jvmbytes/jvmbytes.github.io

official site

java jvm

Last synced: 13 May 2025

https://github.com/ntthanh2603/game-bomberman

🎯 Project game Bomberman use Java 🎯

java javafx oop

Last synced: 17 Jul 2025

https://github.com/fabianlupa/zero

LibGDX Platformer using Box2D

box2d java libgdx platformer tiled

Last synced: 18 Mar 2025

https://github.com/vizaizai/easy-http

一个基于注解和接口的http客户端,使用更简单,更方便

http-client java tool

Last synced: 13 Apr 2025

https://github.com/h1alexbel/realo

An experimental REST API Server for Real Estate deals.

java liquibase postgresql rest

Last synced: 12 Apr 2025

https://github.com/apache/sling-org-apache-sling-testing-clients

Apache Sling Testing Clients

java sling

Last synced: 08 May 2025

https://github.com/pasan-pahasara/socket-programming-basic

A socket is a software endpoint that can create a bidirectional communication channel between a server and a client.

java socket-programming

Last synced: 11 Apr 2025

https://github.com/anshumansinha3301/java-pattern-printing

Different pattern printing in java language

dsa-algorithm java patterns

Last synced: 07 Oct 2025

https://github.com/clnnn/chat-summarizer

💬 Real-time chat application prototype that can summarise the entire chat log

angular flask huggingface-transformer java ngrx nlp python websocket

Last synced: 27 Mar 2025

https://github.com/sebmilardo/errorlevelanalysis

Error Level Analysis (ELA) in ImageJ

image-processing imagej-plugins java

Last synced: 14 Jul 2025

https://github.com/mo-karbalaee/instagram-desktop-application

Instagram clone. As the final project of the advanced programming course at SBU on spring 2021

client database-management java java-fx multithreading object-oriented-programming server shahid-beheshti-university socket-programming sql

Last synced: 01 Aug 2025

https://github.com/tsonglew/daily-ex

:book: Exercises in C, C++, Java, Algorithms, Data Structure

algorithm assembly csharp java javascript linux machine-learning python swift unity3d

Last synced: 18 Mar 2025

https://github.com/yiding-he/hydrogen-pass

JavaFX based personal desktop password manager

java javafx password-manager

Last synced: 07 Apr 2025

https://github.com/kangarko/winter

All in one Christmas and Winter suite. Realistic snow particles & terrain snow covering, deadly snowmen, gift chests and much more!

babies bukkit chest christmas gift java minecraft particles plugin snowmen spigot spigot-plugin terrain winter

Last synced: 20 Sep 2025

https://github.com/woovictory/resume

:page_facing_up: #이력서 #Resume

android developer java resume

Last synced: 28 Jun 2025

https://github.com/logto-io/kotlin

🔮 Build authentication and authorization with Logto Kotlin SDK.

android authentication authorization java jwt kotlin kotlin-android logto mfa multi-tenant oauth2 oidc saml sdk sso

Last synced: 26 Jul 2025

https://github.com/d-k-deng/map_music_app

An app that synchronizes your jogging routes with curated playlists, enhancing your workout experience.

android-studio app google-maps java music-player

Last synced: 04 Oct 2025

https://github.com/fzakaria/calcite-git

A native Calcite Git adapter

apache calcite git java relational-algebra sql

Last synced: 23 Jul 2025

https://github.com/widelands/wl_addons_server

Provides the add-ons server and all add-ons for the Widelands game.

addon java server

Last synced: 29 Jul 2025

https://github.com/souzajbr/adptive-rtp

An implementation of RTP adaptive streaming

adaptive-streaming java libvlc rtp

Last synced: 20 Sep 2025

https://github.com/waikato/tiny-weka

Bare minimum API of Weka 3.9.x, without package manager, PMML, XML or user interface.

java weka weka-api

Last synced: 02 Aug 2025

https://github.com/nirlep5252/fun

A funny little interpreted programming language heavily inspired by Lox.

interpreter java language lox parser

Last synced: 14 Apr 2025

https://github.com/schwartzblat/ultimatepatcher

Generic patcher for APKs that allow you to patch APKs with java instead of smali.

android apk apktool java patch patcher reverse-engineering smali

Last synced: 18 Feb 2026

https://github.com/deliganli/crumber

Android library to draw dotted line

android dots dotted-path java path pathfinding

Last synced: 30 Jul 2025

https://github.com/lucee/script-runner

The Fastest way to run CI with Lucee

cfml ci coldfusion java lucee scriptrunner

Last synced: 27 Jun 2025

https://github.com/simagix/mongodb-demo

A number of MongoDB demos.

bash-script docker java javascript mongodb python x509

Last synced: 06 Apr 2025

https://github.com/pprattis/recommendation-system-for-android-java-app-that-finds-an-ideal-destination-with-the-knn-algorithm

This project is an Android mobile application, written in Java programming language and implements a Recommender System using the k-Nearest Neighbors Algorithm. In this way the algorithm predicts the possible ratings of the users according to scores that have already been submitted to the system.

algorithms android android-app android-application collaborative-filtering firebase firebase-realtime-database java k-fold-cross-validation k-nearest-neighbors machine-learning metrics recommendation-system recommender-system

Last synced: 30 Oct 2025

https://github.com/enncy/mall

mall 电商系统 , jsp + servlet + mysql 作为主要技术的 java 项目, 内含手写的 mybatis 和 springmvc 框架,仅供参考,小白勿入。

java jsp mall mvc mybatis mysql servlet spring

Last synced: 10 Mar 2026

https://github.com/marchof/com.mountainminds.kuhr

KuhR - Vector QR Code Generator 🐄

java qr-code svg vector-graphics

Last synced: 24 Mar 2025

https://github.com/rapter1990/springbatchprocessdbtocsv

Spring Boot Batch Processing Database to CSV

csv h2-database java spring-batch spring-batch-jobs spring-boot

Last synced: 16 May 2025

https://github.com/uzh/marugoto

Marugoto: eLearning Framework for Story Telling

elearning java marugoto middleware storytelling

Last synced: 02 Jul 2025

https://github.com/nilshartmann/spring-graphql-talk

Example application for "graphql java" and "Spring for GraphQL" talks and live coding sessions

graphql java spring-graphql

Last synced: 22 Apr 2025

https://github.com/aspectran/aspectran

Aspectran is a lightweight framework for building high-performance Java applications.

aop aspectran cli command-line di ioc java java-framework pojo restful web-application-framework

Last synced: 27 Dec 2025

https://github.com/adessoSE/softauthn

WebAuthn authenticator emulation in Java

authenticator fido2 java webauthn

Last synced: 05 May 2025

https://github.com/josdem/reactive-webflux-security

Shows how to use spring security in reactive webflux applications

gradle java mongodb spring-security thymeleaf webflux-security

Last synced: 22 Apr 2025

https://github.com/pdal/java

Java extension and bindings for PDAL

gis hacktoberfest java jni jni-bindings pdal pdal-jni pointcloud scala

Last synced: 03 Sep 2025