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/lfuelling/greenfoot-maven-demo

Sample project for using the Greenfoot framework without using their IDE.

eclipse game gamedev greenfoot intellij java maven

Last synced: 19 Mar 2025

https://github.com/hantsy/code-challenges

Code challenges in learning new languages, frameworks, engineering tools, architectures, software design patterns, etc.

csharp go java jest junit kotest kotlin node php phpunit scala scalatest typescript xunit

Last synced: 17 Mar 2025

https://github.com/rmn20/quantum

J2ME 3D Game engine based on Iceberg3D

game-engine game-engine-3d homebrew j2me java retro softrenderer

Last synced: 09 Sep 2025

https://github.com/tananaev/simple-camera-android

Simple Camera app for Android

android java

Last synced: 19 Oct 2025

https://github.com/nthnn/batch2exe

Easy-to-use Windows Batch File to executable file converter/wrapper with Swing GUI.

batch-file batch-script cpp csharp dotnet flatlaf java

Last synced: 06 May 2025

https://github.com/derkoe/quarkus-hotwire-todos

Todo App in Quarkus with Hotwire

hotwire hotwire-turbo java quarkus

Last synced: 10 Jul 2025

https://github.com/deniswsrosa/couchbase-spring-data-sample

An example of how to setup and APp using Couchbase, Spring-Boot and Spring-Data

couchbase java spring-boot spring-data

Last synced: 05 May 2025

https://github.com/agapic/twitch-streamer

Spark Streaming library for reading chat messages from Twitch.tv

irc-chat java scala spark stream

Last synced: 08 Jun 2026

https://github.com/yunabraska/nats-server

Nats server for testing which contains the original Nats server

java

Last synced: 07 Jun 2026

https://github.com/synthesized-io/jdbcrest

Java reimplementation of PostgREST

api automatic-api database http java jdbc rest restful server sql

Last synced: 20 Jun 2026

https://github.com/hellokoding/springmvc4-xml-maven-thymeleaf

Spring MVC 4 Hello World Example with XML Configurations, Maven, and Thymeleaf

hello-world java spring-mvc thymeleaf xml-configuration

Last synced: 13 May 2025

https://github.com/caoccao/jaspiler

Jaspiler is a Java to Java transpiler.

babel java plugins transpile transpiler

Last synced: 13 Jul 2025

https://github.com/oczi/margaret

My First project

java java-8 minecraft

Last synced: 13 Apr 2025

https://github.com/juliaaano/rhdm-quickstart

A collection of artifacts to get you started with Red Hat Decision Manager.

drools java kie-server rhdm rhdm-springboot

Last synced: 18 Mar 2025

https://github.com/tonhowtf/projectideaai

Projeto para gerar ideias baseado na stack fornecida e também criar um template básico para essas ideias.

chatgpt ia idea java

Last synced: 25 Jun 2025

https://github.com/abhisheksuresh2/abhi-bug-bot

ABHI-BUG-BOT Is A WhatsApp BUG Bot Codded By ABHISHEK SURESH🎯

abhi-bug-bot abhishek-ser bot bug-bot chatbot java nodejs python scbot termux vpn wa wabot whatsapp whatsapp-bot

Last synced: 08 May 2025

https://github.com/amitjoy/osgi-messaging

OSGi Messaging Specification RFC 246 and compliant MQTT 5.0 Implementation

internet-of-things iot java messaging messaging-api mqtt mqtt-client mqtt5 mqttv5 osgi osgi-messaging pubsub rfc-246

Last synced: 21 Mar 2025

https://github.com/pascal-zarrad/tc-discord-webhooks

A TeamCity plugin which adds Discord Webhook support to TeamCity!

discord java teamcity teamcity-plugin teamcity-server

Last synced: 14 May 2025

https://github.com/myoss-cloud/myoss-starter-projects

myoss open source project, starter projects written in Java

java spring-boot startup

Last synced: 13 Apr 2025

https://github.com/FightingGuys/rabbit

开黑啦机器人Java软件开发工具SDK

bot-api chatbot-framework java kaiheila

Last synced: 09 May 2025

https://github.com/italia/spid-android-sdk

SPID authentication library for Android

android java sdk spid

Last synced: 08 Apr 2026

https://github.com/sarveshlimaye/hotel-managment-system

This project is of Hotel Management System, which allows you to book rooms, seeing prices of rooms, see reviews. It would also show types of rooms available. It also has a login system, where admin and customers can enter details

css hibernate html java mysql spring-boot spring-data-jpa spring-security thymeleaf web

Last synced: 24 Jun 2025

https://github.com/mildsunrise/quickvm

🕵️ The crappy, magical string Java/Android decrypter

crappy deobfuscation java reverse-engineering smali

Last synced: 16 Jul 2025

https://github.com/tobiasmiosczka/nami-antragshelfer

Programm zum Ausfüllen von Förderungsanträgen und Generieren von Notfall-Telefonlisten für Pfadfinderstämme der DPSG

dpsg http-client java json openoffice

Last synced: 31 Mar 2025

https://github.com/sap/sapmachine-manager-for-macos

SapMachine Manager is designed to easily install, manage, and automatically update one or more instances of SapMachine on a Mac. SapMachine Manager supports the creation of SapMachine installer packages for macOS and the definition of the default Java environment.

java macos sapmachine

Last synced: 23 Jun 2025

https://github.com/joaopauloaramuni/java

Repo Java

java poo swing

Last synced: 08 May 2025

https://github.com/salesforce/bazel-jdt-java-toolchain

Eclipse Java Compiler (ECJ) for Bazel

bazel compile ecj eclipse java

Last synced: 15 Apr 2025

https://github.com/kinotic-ai/vertx-mcp

A Vert.x MCP Server built on top of MCP Java SDK

java llms mcp mcp-server vertx

Last synced: 08 May 2026

https://github.com/arivan-amin/spring-microservices

Modern Microservices Back-End application using Java and Spring Boot, serves as a template to demonstrate the implementation of microservices using modern and best practices in development.

api api-gateway eureka grafana java junit kafka keycloak liquibase loki lombok microservices mockito mysql pitest pmd prometheus spring-cloud swagger-ui tempo

Last synced: 07 May 2025

https://github.com/nunum/where-am-i-server

Implement and test indoor position algorithms using Wi-Fi signal information

fingerprinting java javadoc localization-tool maven open-source swagger wifi

Last synced: 11 Apr 2025

https://github.com/gregswindle/maven-code-quality-pom

Enforce and report code quality with JUnit, JaCoCo, Hamcrest, FindBugs, PMD, CodeNarc, Checkstyle (Google), Enforcer, Duplicate-Finder, JDepend, and more with this Maven POM.

code-coverage code-quality coding-standards coding-style java license-checking license-management maven maven-pom reporting reports test-automation

Last synced: 11 Apr 2025

https://github.com/barrettotte/ibmi-springboot-api

A Spring Boot API to easily expose IBMi information. Currently has endpoints to return lists for libraries, files, and members.

db2 ibmi ibmi-java java spring-boot

Last synced: 11 Apr 2025

https://github.com/dvorka/slake-moth

Coaching notebook web application for Google App Engine.

appengine coaching java outliner

Last synced: 29 Oct 2025

https://github.com/lonedev6/fastnbt

Spigot library to edit items NBT very fast.

java library minecraft nbt plugin spigot

Last synced: 10 Jul 2025

https://github.com/jonashackt/ansible-windows-springboot

Example project showing how to provision, deploy and run a Spring Boot app as a Windows Service using Ansible, chocolatey & nssm

ansible chocolatey devops java nssm spring-boot vagrant windows

Last synced: 19 Mar 2025

https://github.com/holazt/rsa

RSA data encryption communication from front-end to back-end

java php rsa web

Last synced: 29 Oct 2025

https://github.com/boudhayan-dev/spring-xsuaa-cloud-foundry

Spring boot integration with OAuth2 (XSUAA) service in SAP Cloud Foundry.

cloud cloud-foundry java oauth2 sap spring-boot springboot xsuaa

Last synced: 13 Apr 2025

https://github.com/isislab-unisa/sof

Simulation Optimization and exploration Framework on the cloud: SOF

agent-based-simulation hadoop java mapreduce optimization-process simulation-model simulation-optimization sof

Last synced: 12 Apr 2025

https://github.com/wenbochang888/marketing

大厂员工,手把手教你开发一个高并发、高可用的营销活动

cache java marketing

Last synced: 05 May 2025

https://github.com/baderlab/cy3d-impl

3D Graph Renderer for Cytoscape using OpenGL

3d-renderer cytoscape java jogl opengl

Last synced: 04 Apr 2025

https://github.com/witchica/compact-storage

Upgradable storage for Fabric and NeoForge

fabric forge java minecraft

Last synced: 16 Dec 2025

https://github.com/bertrandmartel/bboxapi-router

:signal_strength: Bbox Router API client library for Kotlin/Java/Android

android api-client bbox bouygues gateway-api java kotlin library

Last synced: 07 May 2025

https://github.com/traffic-hunter/traffic_hunter

Traffic-Hunter is an APM (Application Performance Monitoring) tool designed for simple performance monitoring of small-scale projects.

bytebuddy grafana java javaagent metrics spring-boot timescaledb trace

Last synced: 20 Mar 2025

https://github.com/bvolpato/digesteroids

💊 Digester on Steroids for Java

digester html java json mapping pojos xml

Last synced: 11 Apr 2025

https://github.com/mindexpert7546/learn-dsa

Data structure and Algorithm (DSA).A data structure is a method of organizing data in a virtual system. Think of sequences of numbers, or tables of data: these are both well-defined data structures. An algorithm is a sequence of steps executed by a computer that takes an input and transforms it into a target output.

algorithms-and-data-structures c cpp data-structures dsa dsa-algorithm hacktoberfest hacktoberfest-accepted hacktoberfest-starter hacktoberfest2023 java python

Last synced: 18 Jun 2025

https://github.com/KaShiekzmi/Gym-Management-System-GUI-OOP-Java-Project

Java Gym Management System with GUI - A comprehensive OOP project for managing gym operations. Features include login, member/trainer management, machine booking, financial accounts, and reports. Developed by Kashif Abbas Kazmi and Muhammad Sarim.

gui gym-management-system java netbeans object-oriented-programming swing

Last synced: 04 Apr 2025

https://github.com/fahimahammed/problem-solving-in-java

Problem-solving in Java at Online judge.

java

Last synced: 09 Aug 2025

https://github.com/nfriaa/swing-desktop-starter

Sample Swing Desktop Application

deskt java maven mdi swing

Last synced: 13 Apr 2025

https://github.com/mastercard/xmlsignverify-core-java

This is a reference Java SDK library that demonstrates how customers can digitally sign and verify XML message as per ISO20022 specification

iso20022 java maven xmlsec

Last synced: 11 Jun 2025

https://github.com/felipebonezi/cipherizy-lib

Encrypt / Decrypt project library to help you at your Java or Kotlin projects.

aes cipher-lib cryptography decrypt encription encryption java kotlin scala

Last synced: 10 Jun 2025

https://github.com/imgios/flyseum

✈ European flight booking website made with Java Servlets.

ajax bootstrap css3 html5 java java-servlets javabeans javascript jquery jsp maven mysql tomcat webapp

Last synced: 02 Jul 2025

https://github.com/tatsuyafujisaki/hackerrank-interview-preparation-kit-kotlin

Solutions in Kotlin (or Java if Kotlin is unavailable) for the HackerRank Interview Preparation Kit

hackerrank interview-preparation-kit java kotlin

Last synced: 19 Apr 2025

https://github.com/egormkn/latexview

🔢 JavaFX component that renders LaTeX text and math formulas

formula fxml java javafx javafx-component javafx-components jlatexmath latex

Last synced: 27 Oct 2025

https://github.com/sondosaabed/babies-frecuencies

Baby-Frecuencies managment application using AVL tree as data Structure. Java | JavaFX

avl-tree baby-frecuency data-structures java javafx-application

Last synced: 22 Apr 2025

https://github.com/japneet001/ninja-slayground

All the solutions of Ninja Slayground: 21-Day Challenge

challenge coding cpp java python

Last synced: 17 Apr 2026

https://github.com/cctyl/bilirecommbehaviorcorrection

基于黑白名单规则实现的bilibili个性化推荐的纠正

bilibili bilibili-api java springboot vue

Last synced: 22 Apr 2025

https://github.com/yugokato/huffman-coding-in-java

Final exam of "Data Structures and Algorithms in Java" class. Code was modified from the original one for publishing on the public place.

algorithm graphviz greedy-algorithm huffman-tree java

Last synced: 03 Sep 2025

https://github.com/sondosaabed/baby-frecuencies-hash

Baby-Frecuencies managment application using Hash table as data Structure. Java | JavaFX

baby-frecuency data-structures hashtable java javafx-application

Last synced: 01 Nov 2025

https://github.com/project-openubl/searchpe

Descarga la base de datos de la SUNAT y lo almacena en tu propio servidor

java javaee quarkus sunat

Last synced: 07 May 2025

https://github.com/dacr/coursier-launcher

coursier docker container for efficient application or service download and startup

coursier java jvm maven-repository scala

Last synced: 22 Apr 2025

https://github.com/jntakpe/mongo-reactor-adapter

MongoDB's Reactor adapter for ReactiveStreams driver

java kotlin mongodb reactive-streams reactor

Last synced: 04 Sep 2025

https://github.com/dhis2/dhis2-java-sdk

Java SDK for DHIS2

android dhis2 integration java sdk

Last synced: 22 Apr 2025

https://github.com/epicestudar/loja_de_carros

criando uma aplicação java de uma loja de carros usando GUI e JDBC

crud-application database-gui gui-application java jdbc

Last synced: 03 Sep 2025

https://github.com/codestates-seb/seb40_main_012

🍒 CherryPick - 책과 문화콘텐츠 정보 공유 커뮤니티 서비스

java javascript react spring-boot

Last synced: 05 Mar 2026

https://github.com/muhammedzohaib/hitfit-gym-app

A Java and JavaFX-based Gym Management App that enables user login/signup and provides administrative features for efficient gym management. Simplify and streamline your gym operations with this user-friendly application.

desktop-app gui gui-application gym-management-system intellij-idea java java-project javafx javaprogramming project semester-project

Last synced: 04 Mar 2026

https://github.com/thedeathlycow/more-geodes

A Minecraft Fabric mod to add more geodes to your world

fabricmc java minecraft minecraft-mod

Last synced: 05 Mar 2026

https://github.com/pranjay-poddar/hack_this_fall_2.0

Project Submission For Hack This Fall 2.0 Hackathon

angular bootstrap css hackathon-project html java maven medical spring-boot typescript

Last synced: 04 Mar 2026

https://github.com/tahmid-saj/fin-predict

Finance prediction app to view historical and current market data, weekly predictions on BTC / stocks / forex, and get support from AI driven services. Developed with Spring Boot, Maven, Thymeleaf, Django, AWS, GCP, Docker, MySQL.

aws bitcoin bootstrap django forecasting-models gcp java maven ml mysql spring-boot thymeleaf

Last synced: 18 Mar 2026

https://github.com/gjermundgaraba/beaconmqtt

Android app to forward beacon events over MQTT (for home automation scenarios)

android app beacon estimote iot java mqtt

Last synced: 05 Mar 2026

https://github.com/japlscript/japlscript

Less than perfect bridge from Java to AppleScript and back

ant applescript japlscript java maven script

Last synced: 05 Mar 2026

https://github.com/problem4j/problem4j-spring

Spring integration for library implementing RFC7807 (and RFC9457)

exception-handling java library problem problem-details rfc7807 rfc9457 spring-boot spring-webflux spring-webmvc

Last synced: 06 Jun 2026

https://github.com/firebirdsql/firebird-testcontainers-java

Firebird-testcontainers-java is a module for Testcontainers.org to provide lightweight, throwaway instances of Firebird for JUnit tests.

docker firebird java jaybird junit test-automation testing

Last synced: 22 Feb 2026

https://github.com/redking00/csv2pdf

🔥A command line tool to generate PDF and text files from csv data and Freemarker templates.🔥

cli command-line-tool csv easy-to-use flyingsaucer freemarker ftl java pdf pdf-generation templated-content text-generation

Last synced: 24 Apr 2025

https://github.com/hbollon/android-sqlite-toolbox

Android java package designed to easily manage a sqlite database. Include creation of the DB and interactions with it, import and export in several formats and synchronization through http.

android android-java android-library android-sqlite-toolbox crud csv database db dbhandler gradle java json sql sqlite sqlite-database synchronization

Last synced: 07 May 2025

https://github.com/saddamarbaa/data-structures-and-algorithms

==> I made this repository to post my code and document my progress while Learning data structures and algorithms concepts in this repository, I covered the complete data structures and algorithms

array binary-tree c graph hash-tables java javascript leetcode python typescript

Last synced: 23 Apr 2025

https://github.com/caimucheng/leafide

A modern IDE for Android written in Kotlin, supporting web projects, native projects, and more.

android android-app android-studio editor ide java kotlin-android multilanguage

Last synced: 12 Apr 2025

https://github.com/born2snipe/maven-custom-logging

attempt to customize/modify Maven 3 logging

java logging maven

Last synced: 05 Jul 2025

https://github.com/liaochong/spring-boot-convention

spring boot 代码规约,从代码层面上统一规范!

hibernate-validator java springboot2

Last synced: 05 Jul 2025