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/livotovlabs/androidapplicationskeleton

Android application template for both Java and Kotlin to bootstrap your next app quickly

android android-application androidstudio androidstudiotemplate gradle java kotlin kotlin-android productivity template

Last synced: 03 Feb 2026

https://github.com/lcaichihua/simplecrudjsp

Crud JSP - Servlet - mysql - materialize css

java jsp-servlet materializecss mysql

Last synced: 24 Jul 2025

https://github.com/klaushauschild1984/citiesrl

SimCity like simulation as roguelike.

city java roguelike simcity simulation

Last synced: 05 Jul 2026

https://github.com/dima74/ancientempires

It's a fantasy turn-based tactics game for android

android game java

Last synced: 18 Mar 2025

https://github.com/vinceh121/nebula2-assets-extractor

Extracts and converts assets (packs) for the Nebula Device 2 engine

game-assets java project-nomads

Last synced: 08 Mar 2026

https://github.com/scordio/spring-batch-notion

Spring Batch extension for Notion

batch hacktoberfest java notion spring

Last synced: 22 Mar 2025

https://github.com/frimtec/jpse

:electric_plug: API to easily execute PowerShell commands and scripts from Java.

api java linux powershell pwsh windows

Last synced: 02 Sep 2025

https://github.com/pozitp/emendmine

📦 A Fabric modpack for Minecraft that focuses on performance, optimizations and some improvements

java minecraft modpack optifine optimization

Last synced: 22 Mar 2025

https://github.com/pavlmits/pinkpony

Mining from git history with Pink Pony!

git graph-clustering hacktoberfest java java-11 mining-software-repositories

Last synced: 10 Apr 2025

https://github.com/liumapp/hello-travis-ci

Travis CI 教程,主要介绍如何使用Travis CI的检验代码功能和Code Review功能. A tutorial of Travis CI mainly introduces how to use Travis CI's checking code function and Code Review function.

code-review gradle java travic-ci

Last synced: 07 Jul 2025

https://github.com/qiutuan/springboot_init

这是一个功能齐全的SpringBoot脚手架项目,集成了常用的开发组件和功能模块,帮助开发者快速搭建企业级Java应用。

java jwt mybatis mybatis-plus redis springboot swagger

Last synced: 25 Jul 2025

https://github.com/utsanjan/cambit

Measure your heartbeat just by using your phone camera and flashlight, with the basic concept of Photoplethysmogram.

blood cambit camerapulse heartbeat java light pressure-pulse pulse-oximeter pulse-sensor

Last synced: 26 Jun 2025

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

Mirror of Apache Geronimo javamail

geronimo http java javaee network-server web-framework

Last synced: 04 Aug 2025

https://github.com/liyupi/literature-assistant

Spring Boot 3 + Vue 3 的 AI 文献阅读助手项目,帮助用户生成文献阅读指南、智能文献管理和检索。

ai backend frontend java kimi springboot vue web

Last synced: 30 Sep 2025

https://github.com/microbean/helm-maven-plugin

A Maven plugin for Helm, the Kubernetes package manager.

helm helm-charts java kubernetes kubernetes-deployment maven maven-plugin

Last synced: 16 Aug 2025

https://github.com/hugmanrique/emptyoptimizer

:ski: Optimize TPS and memory consumption of empty Spigot servers

java optimizer spigot

Last synced: 03 Aug 2025

https://github.com/gamussa/streaming-movie-ratings-min-0519

A small version of of https://github.com/confluentinc/demo-scene/tree/master/streams-movie-demo

apache-kafka groovy java kafka kafka-streams stream-processing

Last synced: 02 Aug 2025

https://github.com/phantomydn/wicket-console

Web Console for Apache Wicket

apache-wicket console developer-tools java wicket

Last synced: 02 Aug 2025

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

Una implementación de Culqi en Java

culqi java payments sdk

Last synced: 02 Aug 2025

https://github.com/ricardoquesada/unijoysticle

The UniJoystiCle, a unicycle simulator for the Commodore 64

android c64 commodore eagle-cad ios java qt swift unicycle-simulator unijoysticle wi-fi-receiver

Last synced: 25 Oct 2025

https://github.com/iametornam/ghanapostgps-flutter

an implementation of GhanaPost GPS re-design by JOSHUA GRAHAM

android dart flutter ghana ghanapost ios java swift ui

Last synced: 02 Aug 2025

https://github.com/ebean-orm/ebean-migration

DB Migration runner (similar to Flyway) which can be used standalone or with Ebean (run migrations on EbeanServer start)

database database-migrations flyway java

Last synced: 20 Aug 2025

https://github.com/yakovlev-alexey/keycloak-email-link-auth

A Keycloak plugin to authenticate users using a link sent via email

java keycloak keycloak-provider keycloak-spi

Last synced: 31 Aug 2025

https://github.com/guqing/blossom-fall

🌸blossom-fall译为梅花落,这是我保存所有Java笔记及代码的仓库

docker java linux notes redis spring

Last synced: 21 Aug 2025

https://github.com/farbodbj/twitter-server

A java implementation of twitter backened

http-server java mysql rest-api server twitter-api

Last synced: 18 Aug 2025

https://github.com/epicestudar/springboot

repositório destinado para aplicações e estudos feitos com o framework java spring boot para desenvolvimento web

java projetos spring-boot spring-data-jpa

Last synced: 21 Aug 2025

https://github.com/yegor256/jpeek-maven-plugin

Maven Plugin for jPeek

cohesion java maven-plugin metrics

Last synced: 04 Aug 2025

https://github.com/contentful/the-example-app.java

Example app for Contentful in Java

contentful heroku java spring-boot

Last synced: 29 Sep 2025

https://github.com/p1ckle-rick/calgaryhacks-2018

:gun: :bomb: :loudspeaker: Shootify is a scalable and reliable gunshot alerting analysis system for Smart Cities.

arduino bomb dreamweaver emergency emergency-response emergency-services gunshot java javascript mqtt mysql noise python sensor shooting smart-cities smart-city tweepy

Last synced: 04 Aug 2025

https://github.com/jsixface/yamlconfig

Manage configuration for java project in a YAML file and access them via dotted notation.

configuration java properties yaml yml

Last synced: 12 Aug 2025

https://github.com/doaaosamak/topinterview150-leetcode

Top 150 Interview questions in leetcode, I will upload my solutions in this repo.

java leetcode-solutions problem-solving

Last synced: 09 Mar 2026

https://github.com/training360/strukturavalto-java-public

Training360 Struktúraváltó Junior Java backend fejlesztő gyakorlati feladatok

coursework java

Last synced: 01 Aug 2025

https://github.com/feltex/mensageiro

Utilizando Java, Spring Boot e RabbitMQ.

amqp feltex java spring springboot

Last synced: 22 Aug 2025

https://github.com/stantmob/card-show-taken-pictures-view

A custom view to take pictures and put image in card view gallery .

android android-library java library picture-gallery

Last synced: 23 Feb 2026

https://github.com/leonamtv/hilbert_curve

Pequeno programa em java para renderizar a curva de Hilbert até determinado nível. A small java program to render the Hilbert Curve up to a given level

generating-curves hilbert-curve java

Last synced: 12 Oct 2025

https://github.com/pm6422/luix-passport

This project provides you a standard auth2 server and client configuration powered by Spring Boot 3 with the ability to authenticate login and using PostgreSQL DB as datastore.

java oauth2 security spring spring-boot

Last synced: 17 Jan 2026

https://github.com/deechael/dynamicclassgenerator

Allow you to generate java class when running a program

compile dynamic-programming java kotlin runtime

Last synced: 06 Oct 2025

https://github.com/pante/lingua-franca

Java Internationalisation that doesn't suck

i18n internationalization java java-11 lingua-franca locale localization localize

Last synced: 05 Oct 2025

https://github.com/jerry-felipe/ai-predictivemaintenancesystem

The AI-PMS Microservice uses AI to predict aircraft system failures before they occur, optimizing maintenance and enhancing safety. This modular microservice integrates with fleet management systems, providing real-time predictions and automated alerts for preventive maintenance interventions.

aeronautical aeronautics aerospace aerospace-engineering ci-cd docker java logging oracle scalability

Last synced: 16 Mar 2025

https://github.com/sskorol/selenium-camp-16

Selenium Camp 2016 - Effective UI tests scaling on Java - talk's demo

demo java java-8 mysql rest selenium-grid selenium-webdriver test-automation testng vibur-object-pool

Last synced: 10 Apr 2025

https://github.com/simranjeet97/online-examination-system-and-mock-test

Its an Online Examination System that Takes Tests of different Courses and Also MCQ Tests of Students in Schools and Universities/Collages.

examination-system gui java java8 javafx netbeans-ide online-service source-code xml-parser

Last synced: 25 Oct 2025

https://github.com/lefou/lambdatest

LambdaTest - Lambda-enabled functional testing API on top of JUnit and TestNG

functional-programming java java5 java8 junit junit5 specification testing testng

Last synced: 12 Mar 2026

https://github.com/apache/karaf-boot

Mirror of Apache Karaf Boot

java karaf network-server osgi

Last synced: 13 Oct 2025

https://github.com/vladimir-dejanovic/simple-springboot-graphql-mongo-conftalk-demo

This is code used as demo for conference talk GraphQL vs Traditional REST API

demo graphql graphql-api graphql-java graphql-server java mongodb

Last synced: 08 Oct 2025

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

[국비출신 -> IOT 기업 취업, 초봉 3000 중후반] mytube-sns API 서버

fitz java mybatis mysql-database spring

Last synced: 14 Oct 2025

https://github.com/statful/statful-client-java

Statful client for Java applications. This client is intended to gather metrics and send them to Statful.

java metrics performance statful

Last synced: 10 Oct 2025

https://github.com/ibaigorordo/libusbandroidtest

Example of an Android app for testing libusb with Java and C++.

android cpp example java libusb ndk

Last synced: 14 Oct 2025

https://github.com/hardiksinghbehl/rsql-spring-boot

Representational State Transfer + Structured Query Language(RSQL): Demo application using RSQL parser to filter records based on provided condition(s)

harry-potter-api java rsql rsql-jpa-specification spring-boot

Last synced: 09 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/jlumbroso/java-random-hash

A simple, time-tested, family of random hash functions in Java, based on CRC32, affine transformations, and the Mersenne Twister. 🎲

data-streaming flajolet flajolet-martin hash-functions hyperloglog java

Last synced: 26 Jul 2025

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/over-run/minecraft2d

This game is moved to Recx due to a local law requirement. This is a sandbox game. (Beta coming s∞n...)

2d-game game java minecraft-2d opengl sandbox sandbox-game sandplay

Last synced: 17 Aug 2025

https://github.com/leogtzr/jthreadparser

jthreadparser is a Go library to parse Java Thread Dump files.

go golang java jvm parser threaddump

Last synced: 13 Jun 2025

https://github.com/apache/pekko-persistence-dynamodb

DynamoDBJournal for Apache Pekko Persistence

dynamodb java journal pekko pekko-persistence scala

Last synced: 13 Jun 2025

https://github.com/chylex/minecraft-window-title

Minecraft mod that lets you customize window title and icon.

fabric forge java minecraft mod

Last synced: 12 Apr 2025

https://github.com/riccardobl/jcubemapassembler

JCubemapAssembler is a java application that can be used to assemble six separate face images into a single cubemap and export it as a dds file.

cubemap dds java

Last synced: 13 Aug 2025

https://github.com/sondosaabed/irisrecognizer

This is an Iris Recognition mobile app. That used a deep learning model infernce to do the authentication based on the eyes Iris.

android-application deep-learning iris-recognition java mobile-app python

Last synced: 09 Apr 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/hpple/reflection-assert

Reflection Assert for JUnit 5 & others

assert assertions java junit junit5 reflection testing unit-testing

Last synced: 14 Jan 2026

https://github.com/baijifeilong/antea

Antea Free Chat, an encryption tool for text communication on Android

accessibilityservice android app baijifeilong encryption java

Last synced: 23 Apr 2025

https://github.com/brian-lau/matlabr

Call R from Matlab

java matlab r rserve

Last synced: 11 Mar 2026

https://github.com/yungyu16/spring-boot-starter-retrofit2

利用Interface和Annotation声明式生成Http Local Stub

java okhttp retrofit2 spring spring-boot stub

Last synced: 10 Apr 2026

https://github.com/xdev-software/bzst-dip-java-client

Java client library for the BZST - DIP (Bundeszentralamt für Steuern - Digitaler Posteingang)

bundestzentralamt-fuer-steuern bzst client digitaler digitaler-posteingang dip java posteingang steuern

Last synced: 04 Oct 2025

https://github.com/rmraya/fluenta

Translation Manager for DITA projects

dita java translation xliff xliff-manager

Last synced: 01 Sep 2025

https://github.com/apurva313/java

Java code repository showcasing diverse projects, applications, and exercises. Explore Java concepts, algorithms, and applications to enhance your coding skills and deepen your understanding of Java programming.

java oops-in-java programming

Last synced: 15 May 2025

https://github.com/hisano/wasm-interpreter-on-java

WebAssembly Interpreter written in Java (Java 8, Pure Java, No library dependencies)

interpreter java java8 purejava wasm webassembly

Last synced: 23 Apr 2025

https://github.com/shravan20/shravan20

Hey :wave:, Glad to see you here! (Don't Just Fork, Star Too :sweat_smile:)

developer expressjs fastapi flask java javascript nodejs profile profile-readme python react spring springboot typescript

Last synced: 26 Mar 2025

https://github.com/fhsinchy/spring-neo4j

REST API powered by Spring Boot and Neo4j written for a freeCodeCamp course

java neo4j spring-boot

Last synced: 31 Aug 2025

https://github.com/khmarbaise/multienv-maven-plugin

multienv-maven-plugin

java maven maven-plugin

Last synced: 14 Apr 2025

https://github.com/hardiksinghbehl/email-2fa-spring-boot

Email based 2FA implementation using Spring-boot and Java-mail API

2fa java java-mail multi-factor-authentication spring-boot spring-security

Last synced: 01 Sep 2025

https://github.com/devtony101/springacademic

This is a sample project, made for academic and demonstrational purposes only.

hibernate java java-8 javaweb spring spring-boot spring-data-jpa spring-hibernate spring-mvc spring-security

Last synced: 30 Apr 2025

https://github.com/moosetechnology/verveinej

VerveineJ is a tool written in Java that creates a mse file from Java source code.

java model moose mse

Last synced: 16 Jan 2026

https://github.com/eiiches/java-procfs-mbeans-agent

Java agent to make /proc metrics available as MXBeans

java java-agent jmx linux metrics monitoring procfs

Last synced: 26 Aug 2025

https://github.com/leplusorg/ristretto

A small library of (hopefully) useful Java classes.

java java-library jdk uuid uuid-generator

Last synced: 14 Oct 2025

https://github.com/wizardoftrap/to_do_list

ToDoList App is an Android application developed in Java and utilizing SQLite for data management. With features like task creation, editing, deletion, and marking tasks as done, users can efficiently organize their daily activities. The app offers additional functionalities such as setting task priority, categorization, and adding detailed notes.

android androiddevelopment androidstudio java sqlite

Last synced: 08 Oct 2025

https://github.com/apache/causeway-app-helloworld

Apache Causeway™ software is a framework for rapidly developing domain-driven apps in Java. This repo contains a sample app to help you quickly learn the essentials of the framework.

ddd domain-driven-design graphql java naked-objects rad rapid-application-development restful-objects web-framework

Last synced: 11 Oct 2025

https://github.com/mimaraslan/java21

Java 21 - Records, Pattern Matching for instanceof, Text Blocks (multiline strings), Switch Expression

jakarta jakarta-ee jakartaee java java21 jdk jdk21 jvm

Last synced: 14 Mar 2026