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/abhirockzz/nats-hello-world-docker

NATS pub sub example with Go and Java client (using Docker Compose)

docker docker-compose golang java nats-messaging nats-server natsio

Last synced: 07 Jul 2025

https://github.com/arpitbatra123/currencyconverter

🤑 Currency Converter, an Android Application to Convert between different currency formats.

android api java json

Last synced: 14 Oct 2025

https://github.com/f-lab-edu/modu-ui-market

자신만의 마켓을 만들어 물건을 판매할 수 있는 오픈마켓 서비스입니다.

java junit5 mysql spring-boot

Last synced: 12 Oct 2025

https://github.com/crossoverjie/ssm-request-check

:hourglass_flowing_sand: 基于annotation的http请求去重插件

annotation java

Last synced: 23 Apr 2025

https://github.com/arindam-modak/yrass-media-player

YRASS Media Player desktop application. Watch videos, movies, listen songs with cool interactive user interface and features.

desktop-app fxml gui java javafx mediaplayer

Last synced: 09 Apr 2025

https://github.com/civitz/viper

A generator and a framework for injecting configurations via CDI

cdi configuration injection java javaee

Last synced: 14 Jan 2026

https://github.com/sondosaabed/optimal-coins-game-strategy

a java project that uses dynamic programming to implemnt the Optimal coins collecting game strategy

dynamic-programming java javafx optimal-game-strategy

Last synced: 22 Apr 2025

https://github.com/sondosaabed/palestinian-dairy-factory

Java to apply a new project Palestinian Dairy Factory

console diary-factory inheritance java oop palestine

Last synced: 22 Apr 2025

https://github.com/c4j/commander4j

Commander4j Production Recording and Labelling using EAN128 barcodes. Now includes Weight Checks, Waste Logging, Quality Control and much more. Supports mySQL, MS SQL Server and Oracle Databases. Java Swing Client and Javascript web pages for Zebra/Morotolla/Symbol wireless mobile computers.

barcode barcode-generator barcode-scanner ean128 enterprise gs1 gs1-standard interfaces java pallet production quality-control reporting sscc sscc-labels traceability waste-management weight-tracking

Last synced: 14 Mar 2026

https://github.com/citygml4j/citygson

A Gson based library for parsing and serializing CityJSON

citygml cityjson gson java json parsing writing

Last synced: 19 Jul 2025

https://github.com/lidulibai/coc-java-vimspector

An extension for coc.nvim to enable Java debugging via jdt.ls

coc-java debug java jdt lsp nvim vim vimspector

Last synced: 12 Jul 2025

https://github.com/hatamiarash7/memorygame

Android Game For Kids

android game java

Last synced: 23 Apr 2025

https://github.com/michael-simons/neo4j-aura-quarkus-graphql

Built a GraphQL-API based on the Cypher-DSL and Quarkus.

aura graphql java neo4j

Last synced: 08 May 2025

https://github.com/artipie/central

Artipie central files and configurations

artifact java website

Last synced: 13 May 2025

https://github.com/hlavki/netbeans-svuid-generator

TheNetBeans plugin that automates the generation of the serialVersionUID field.

java netbeans serialization

Last synced: 14 Jan 2026

https://github.com/f-lab-edu/show-your-worth

[연봉 4000만원 이상] 지도 기반 소셜 네트워크 서비스

graduate java jpa-hibernate mybatis spring

Last synced: 23 Apr 2025

https://github.com/shrhdk/theta4j

PTP/IP implementation for RICOH THETA written in Java.

java ptp ptp-ip ricoh-theta

Last synced: 19 Feb 2026

https://github.com/flash3388/flashlib

A robotics development framework

framework frc java opencv robot robotics vision

Last synced: 28 Oct 2025

https://github.com/henkelmax/opus4j

A Java wrapper for the Opus Codec.

codec java jna opus

Last synced: 22 Apr 2025

https://github.com/cf-toolsuite/cf-hoover

Easily aggregate accounting and snapshot usage reporting across multiple foundations

cloud-foundry java reactor spring-boot-3 spring-webflux

Last synced: 11 Jul 2025

https://github.com/jenkinsci/jelly

Patched jelly used in Jenkins

java jelly jenkins

Last synced: 24 Jun 2025

https://github.com/double-o-seven/equalizer

Fluent builders for correct equals() and hashCode() implementations for Java 8+

equals fluent-api fluent-builders fluent-interface hashcode java java-8 java8

Last synced: 18 Jun 2025

https://github.com/dizitart/jbus

An Open Source Event Bus for Java 1.6+

event-bus java weak-references

Last synced: 17 Feb 2026

https://github.com/pascalgn/jiracli

JIRA Command Line Interface

java jira-cli jira-rest-api

Last synced: 18 Mar 2025

https://github.com/kanugurajesh/tic-tac-toe

A simple tic tac toe app using java

batch-file java practice-project tic-tac-toe

Last synced: 24 Jun 2025

https://github.com/mieskeb/json-api-spring-boot

This project converts a normal Java object to json:api standard. More information about json:api can be found here: https://jsonapi.org/. Created and maintained by Mindware Software.

java json-api spring-boot

Last synced: 01 Nov 2025

https://github.com/mynttt/cyk-algorithm

Java implementation of the CYK algorithm.

automata-theory cyk-algorithm java theoretical-computer-science

Last synced: 06 Apr 2025

https://github.com/virgiledjimgou/android-application-for-traffic-sign-recognition

Android App APTSR is an advanced driver assistance system that recognizes and relays traffic sign information to drivers via the smartphone screen or instrument panel. APTSR systems can recognize speed limit signs, do not enter signs, and stop signs ...etc. APTSR aims to help make drivers more aware and able to make better safer driving decisions.

android-application deep-learning gps java tensorflow2 traffic-sign-classification

Last synced: 24 Apr 2026

https://github.com/julianmendez/jsexp

Parser in Java for Lisp S-expressions.

java parser s-expressions tu-dresden

Last synced: 18 Mar 2025

https://github.com/rollczi/liteindex

💜 LiteIndex - Fast library for indexing box/area in space by vectors/location/position.

java optimization optimization-algorithms

Last synced: 08 May 2025

https://github.com/stefangeyer/challonge-java

Java bindings for the Challonge API

challonge java rest tournament

Last synced: 11 Jan 2026

https://github.com/shubh2-0/multi-threading

Multithreading is a Java feature that allows concurrent execution of two or more parts of a program for maximum utilization of CPU. Each part of such program is called a thread. So, threads are light-weight processes within a process.

core-java-concepts java multithreading spring

Last synced: 26 Jun 2025

https://github.com/dsibilio/spring-cloud-stream-custom-binder

A practical example showing how to develop your own custom Spring Cloud Stream Binder

custom-binder java spring-boot spring-cloud spring-cloud-stream

Last synced: 26 Feb 2026

https://github.com/Simsilica/IsoSurface

Infinite terrain library based on IsoSurface generation.

isosurface java jme3 jmonkeyengine jmonkeyengine3 terrain-library

Last synced: 19 Mar 2026

https://github.com/hereliesaz/ideaz

Mobile development that feels like it's just you and your IDEaz -- The Post-Code IDE for Android.

android android-app android-ide flutter java javascript kotlin mobile-ide react-native webapp website

Last synced: 06 Jun 2026

https://github.com/mmtk/mmtk-jikesrvm

JikesRVM binding for MMTk

java jikesrvm mmtk vm

Last synced: 10 Feb 2026

https://github.com/kakarottocui/stopbarsys

基于java SpringBoot框架和Vue的停车管理系统

java mysql springboot vue

Last synced: 01 Mar 2026

https://github.com/ianramzy/ticker-iq

📈 Stock screener and portfolio analyzer, providing key insights on financial reports, news articles and more!

java javafx scraping stock stock-portfolio

Last synced: 03 Mar 2026

https://github.com/thexxturboxx/blockhelper

WAILA port for a1.2.6-1.5.2

java legacy minecraft mod waila

Last synced: 04 Jun 2026

https://github.com/OpenIPC/LoTool

Internal chip information extractor from HiSilicon HiTool

java openipc tools

Last synced: 03 Apr 2025

https://github.com/heruan/jaxrs-range-filter

HTTP Ranged Requests for JAX-RS.

java jax-rs serve-byte-ranges

Last synced: 15 Jun 2025

https://github.com/sondosaabed/taskaty

👩🏽‍🏫Taskaty is your go-to simple task managmnet mobile app. Your tool for effortlessly organainzg tasks. 👩🏽‍🏫

android-studio gradle gson java mobile-app sharedpreferences tasks-manager ui-design

Last synced: 09 Jul 2025

https://github.com/falsepattern/gasstation

Mixin 0.8 library for 1.7.10 that works in place of other loaders too.

java library minecraft minecraft-forge minecraft-forge-mod minecraft-mod mixin mixins mod spongepowered-mixin

Last synced: 18 Mar 2025

https://github.com/bytedeco/javacpp-embedded-python

With this library, you can embed Python to your Java or Scala project. The main purpose of this library is to use Python libraries from Java or Scala.

java python scala

Last synced: 13 Apr 2025

https://github.com/darmiel/eeee

Small Framework for University Exercises

framework java university

Last synced: 13 Apr 2025

https://github.com/finn-no/retriable-kafka-consumer

Retriable consumer pool for kafka

finn-no java kafka

Last synced: 10 Apr 2025

https://github.com/keremtan/carfactory

This is a fictional system software which runs on console. This system is designed to understand the uses of Template Method and Iterator Design Patterns.

design-patterns designpatterns iterator-pattern java maven patterns template-method-pattern template-pattern

Last synced: 13 Apr 2025

https://github.com/cworld1/notie

Android note App complies with Material You specifications, developed using Java.

android java notes notes-app

Last synced: 15 Jul 2025

https://github.com/saturnsvoid/java-http-botnet-frame

A HTTP bot in Java with basic commands and ability's

botnet cross-platform http http-bot java

Last synced: 13 Apr 2025

https://github.com/nerdherd/chargedup2023

Code for FRC Team 687's 2023 robot.

frc java robotics

Last synced: 12 Apr 2025

https://github.com/selimhorri/strategy-pattern

Design Pattern Implementation

design-patterns java strategy-pattern

Last synced: 12 Apr 2025

https://github.com/danukarangith/vehicle-servicecenter-management_system

My First Semester Final Project (JAVAFX STANDALONE SYSTEM WITH MVC ARCHITECTURE)

css jasper java javafx regex

Last synced: 10 Apr 2025

https://github.com/proyectoscopersonales/movie-reservation-system-solutions

Este es un proyecto propuesto por Roadmap.sh para el backend

css3 html java javascript postresql spring spring-boot spring-security

Last synced: 25 Jun 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/realtriassic/ptero-vm-jar

A Java wrapper for Afnan007a's Ptero-VM.

docker java minecraft proot pterodactyl serverjar

Last synced: 02 May 2025

https://github.com/tersesystems/jmxbuilder

Fluent API for building JMX Beans

java jmx

Last synced: 04 Oct 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/shubh2-0/method-references

The method reference is nothing but the simplified version of the lambda expression. Instead of providing an implementation body, a method reference refers to an existing available method

consumer-functional-interface function-functional-interface functional-programming java java-8 lambda-functions method-reference predicate-functions sts4 supplier-functional-interface

Last synced: 09 Jul 2025

https://github.com/nextbreakpoint/freeimage4java

FreeImage4Java provides a Java wrapper of FreeImage library

freeimage freeimage-wrapper java java-library java-wrapper

Last synced: 07 May 2025

https://github.com/jitnegii/Telegram-bot

Telegram bot to download songs from Spotify and YouTube URL.

heroku java spotify spring-boot telegram-bot youtube

Last synced: 08 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/yegor256/antlr2ebnf-maven-plugin

Converts ANTLR grammar .g4 files into EBNF for naive-ebnf LaTeX package; also converts to PDF later on

antlr4 ebnf ebnf-language java maven-plugin

Last synced: 27 Mar 2025

https://github.com/usgs/warc-iridium-sbd-decoder

Java library for decoding Iridium Short Burst Data packets.

burst data iridium java sbd short

Last synced: 21 Jun 2025

https://github.com/jam53/jam54_launcher

The Jam54 Launcher is used to install and update all of the software developed by jam54. The launcher itself is written in Java/JavaFX.

java javafx launcher

Last synced: 10 Apr 2025

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/baderlab/cy3d-impl

3D Graph Renderer for Cytoscape using OpenGL

3d-renderer cytoscape java jogl opengl

Last synced: 04 Apr 2025

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

Apache Maven Archiver

build-management java maven maven-shared

Last synced: 04 Apr 2025

https://github.com/azure-samples/java-on-app-service

How to accomplish common Java scenarios on App Service. (Deployment, monitoring, data sources, CI/CD, etc.)

app-service app-service-linux azure azure-app-service java jdk jre linux spring spring-boot spring-mvc tomcat

Last synced: 10 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/marwa-eltayeb/englishquiz

It is a quiz app for English language.

android answers english english-quiz java quiz quizapp

Last synced: 11 Jul 2025

https://github.com/sandun-induranga/furniture-management-system

This is a JavaFX stand-alone application

css jasperreports java javafx jdbc mysql

Last synced: 15 Jun 2025

https://github.com/diceroll-dev/dice-parser

Try it out on the command line: `curl https://api.diceroll.dev`

dice java kotlin

Last synced: 14 Jan 2026

https://github.com/floriancassayre/pxlartgenerator

Pixel art generator for pixel space.

java pixel-art pxls reddit-place

Last synced: 08 Apr 2025