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/azimjohn/nupogodi

Nu Pogodi - Game Built with JavaFX

java javafx university-project

Last synced: 13 Oct 2025

https://github.com/nerkarso/self-order-kiosk

📮 A self-checkout experience where customers can quickly place an order

java netbeans

Last synced: 12 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/sling-org-apache-sling-feature-cpconverter

Apache Sling Content Package to Feature Model Converter

java osgi osgi-feature-model sling

Last synced: 19 Oct 2025

https://github.com/wux1an/fernflowers

Java ☕ reverse engineering tool - Batch decompile the jar package.

bytecode bytecode-manipulation code-review compiler decompiler fernflower freeze java multi-threads reverse reverse-engineering

Last synced: 06 Oct 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/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

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/blckclov3r/mvvm_time-trainee-tracker

(Android) Time Trainee Tracker App repository implements MVVM Architecture using Room, ViewModel, LiveData, etc.

android java

Last synced: 13 Mar 2026

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/wkrzywiec/nasa-picture

Single-page application which display NASA's Astronomy Picture of the Day

docker gradle java jsp spring-boot

Last synced: 09 Oct 2025

https://github.com/sandun-induranga/supermarket

This is for practice hibernate framework

hibernate java javafx mysql

Last synced: 17 Oct 2025

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

A replicated Apache Pekko Persistence journal backed by Apache Cassandra

cassandra cqrs eventsourcing java pekko pekko-persistence scala

Last synced: 19 Oct 2025

https://github.com/relaycorp/doh-jvm

Basic DNS-over-HTTPS library for the JVM

android dns-over-https doh java jvm kotlin

Last synced: 19 Oct 2025

https://github.com/ktibow/ratrater

Integrated Malware Analysis Environment: A site that tests 1.8.9 forge mods with known patterns from stealers, with tools to find more.

java malware-analysis

Last synced: 15 Oct 2025

https://github.com/epomatti/openliberty-jakartaee-jms-ibmmq

A sample application to connect Open Liberty and IBM MQ using JMS.

ibm-mq jakartaee java javaee jms liberty liberty-server openliberty websphere

Last synced: 07 Oct 2025

https://github.com/coollog/micronaut-jib

Dockerize and run a "Hello World" Micronaut app.

docker gradle groovy java jib kubernetes micronaut microservices

Last synced: 22 Jan 2026

https://github.com/apache/cordova-registry-web

[DEPRECATED] Apache Cordova Registry Web

cordova cplusplus csharp java javascript library mobile nodejs objective-c

Last synced: 08 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/SwedbankPay/kramdown-plantuml

PlantUML support for Kramdown, the Markdown parser used in Jekyll

diagram-svg java jekyll jekyll-plugin kramdown plantuml ruby ruby-gem

Last synced: 12 Oct 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/holazt/rsa

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

java php rsa web

Last synced: 29 Oct 2025

https://github.com/diging/giles-eco-giles-web

Distributed system based on Apache Kafka to run OCR on images and extract images and texts from PDF files.

giles-ecosystem java spring

Last synced: 01 May 2025

https://github.com/accenture/waterfall-config

A simplistic configuration library for Java, heavily based on Typesafehub Config with some additional opinionated features

configuration configuration-files encrypted-properties hocon java waterfall

Last synced: 30 Jun 2025

https://github.com/anataliocs/reactiveapp2019

Building a Reactive App with Angular and Spring Boot 2 (REVISION 2019)

java reactive reactive-programming spring-boot webflux

Last synced: 12 Apr 2025

https://github.com/juanmc2005/androidlifecycleservices

Tiny dependency provider for Android inspired in Architecture Components which is aware of the Activity and Fragment lifecycle

android android-lifecycle-services dagger dependency-injection java

Last synced: 11 Apr 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/anishlearnstocode/java-wac-batch-32

Introduction to Programming 👨‍💻 in Java with Data structures + Algorithms taught at @WhatAfterCollege 🎓.

algorithms batch course data-structures java online-course what-after-college

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/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/brian-emarquez/learning-java

☕ JAVA SE, POO, JDBC, Oracle, Servlets, JavaEE, Web Services, JSF, EJB, JPA, PrimeFaces, Hibernate, Spring, Struts.

api facelets java javaee javaserver-faces jdbc jdk jsp mvc netbeans oop oracle servlets servlets-jsp sorting-algorithms spring-boot

Last synced: 10 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/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/ozzy-zy/flightreservationsystem

A Flight reservation system

java swing swing-gui systems zxing-qrcode

Last synced: 30 Apr 2025

https://github.com/skapphq/skapp-be

The Skapp community backend repository

java rest-api spring-boot

Last synced: 10 Apr 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/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/juliomarcopineda/jdbc-stream

Light-weight library to wrap JDBC ResultSet to Java Stream API

java java-stream-api java-streams java8 java8-stream jdbc lambda sql

Last synced: 10 Apr 2025

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/Skyost/SerialKey

Lock your chests and doors.

bukkit chest door java lock plugin trapdoor

Last synced: 10 Mar 2025

https://github.com/fracpete/princeton-java-introduction

Contains the mavenized code examples from Princeton's Introduction to Programming in Java.

introduction java

Last synced: 22 Apr 2025

https://github.com/nileshkhaire/quickshell

QuickShell is an Eclipse plugin to use Java JShell inside the Eclipse IDE.

eclipse-ide eclipse-plugin eclipse-terminal hacktoberfest java jshell jshell-script

Last synced: 18 Jun 2025

https://github.com/nisrulz/androidautomations

An android example app to demonstrate various automations possible.

android buildsrc fastlane fastlane-android gradle java kotlin ktlint ktlint-gradle travis-ci

Last synced: 22 Apr 2025

https://github.com/videosdk-live/videosdk-rtc-api-server-examples

Example code for backend token generation and meeting id creation in major backend languages

dotnet golang java nodejs php python ruby rust

Last synced: 19 Jun 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/gluster/libgfapi-jni

Java Native Interface (JNI) bindings for libgfapi (the GlusterFS client API)

filesystem glusterfs-java-filesystem java jni libgfapi low-level storage

Last synced: 19 Oct 2025

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/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/speedment/avro-mocker

Generate mock data based on an Apache Avro schema and specific cardinality settings

avro java mocking speedment test

Last synced: 10 Jul 2025

https://github.com/apache/ant-antlibs-antunit

Mirror of Apache AntUnit - Unit Test Framework for Ant Tasks

ant build-management java

Last synced: 22 Apr 2025

https://github.com/rohatdgnr/rohatdgnr

Hello! I am Rohat Doğaner, I have a great interest in software development and electronics. You can see my efforts in the field of technology and electronics by checking out my projects on my GitHub profile!

html-css-javascript java patika-dev reactjs spring-boot

Last synced: 21 Feb 2026

https://github.com/stream-pi/util

Stream-Pi Utilities Library

java javadoc

Last synced: 10 Jun 2025

https://github.com/swedbankpay/kramdown-plantuml

PlantUML support for Kramdown, the Markdown parser used in Jekyll

diagram-svg java jekyll jekyll-plugin kramdown plantuml ruby ruby-gem

Last synced: 28 Apr 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/bhamiltoncx/unicode-graphemes

Java parser for Unicode grapheme clusters, including emoji zero-width joiner (ZWJ), flag, and gender sequences

antlr antlr4 emoji graphemeclusters graphemes java lexer parser unicode

Last synced: 16 May 2025

https://github.com/auth0-blog/embedded-spring-5

Spring 5, Embedded Tomcat 8, and Gradle: a Quick Tutorial

gradle java spring spring5 tomcat tomcat8

Last synced: 02 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/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/oneteme/jquery

Java Query

api java query sql

Last synced: 16 Feb 2026

https://github.com/eyedeekay/i2p.plugins.firefox

I2P Focused Browser Profile Manager written in Java.

browser chromium firefox i2p java profile-manager tor tor-browser

Last synced: 12 Feb 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/Simsilica/SimArboreal-Editor

Editor using the SimArboreal library to generate exportable tree models.

java jme3 jmonkeyengine jmonkeyengine3

Last synced: 19 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/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/rememberber/weredis

Redis GUI客户端工具,包含IDEA插件和桌面版,项目初步开发中,暂不可用

intellij intellij-idea intellij-plugin intellijidea-plugin java kotlin redis redis-client swing

Last synced: 06 Apr 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/apache/geronimo-javamail

Mirror of Apache Geronimo javamail

geronimo http java javaee network-server web-framework

Last synced: 04 Aug 2025

https://github.com/lcaichihua/simplecrudjsp

Crud JSP - Servlet - mysql - materialize css

java jsp-servlet materializecss mysql

Last synced: 24 Jul 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/TQRG/VDET-for-Java

A transformer-based VS Code extension that enables one to discover vulnerabilities in Java files.

java transformer vulnerability-detection

Last synced: 07 May 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/gabrie-allaigre/sonar-gate-breaker

Verify Quality gate after SonarQube pass

breaker gitlab-ci java quality-gates sonar sonarqube

Last synced: 23 Jul 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/gouri-panda/xplayer

This is a simple Media player application where the user sees his/her videos, images, and audio.

android coroutines-android hacktoberfest hactoberfest2019 hactoberfest2020 java kotlin kotlin-android media-player mediaservices room-persistence-library viewmodel

Last synced: 13 May 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/selimhorri/escaping-reference

memory management by escaping reference, cleaner code

java

Last synced: 25 Jul 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/pprattis/speedometer-with-gps-app

A Java Android application that simulates the functionality of a speedometer using GPS by measuring distance and time elapsed to find the speed and saves violations of max speed in SQLite.

android android-application android-studio application computer-science gps gps-location java program speedometer speedometer-android sqlite sqlite-android sqlite-database student

Last synced: 23 Jul 2025

https://github.com/madduci/remote-environments

Docker-based remote environments using SSH access

cpp docker go java php python rust

Last synced: 26 Jul 2025

https://github.com/souris-dev/samosac-jvm

samosa - a statically-typed general purpose JVM-based programming language.

compiler java jvm kotlin programming-languages

Last synced: 14 Jul 2025

https://github.com/mitaketw/sms-java

Mitake SMS library for Java (Unofficial)

java mitake sms

Last synced: 16 Jan 2026

https://github.com/kroxylicious/kroxylicious-junit5-extension

JUnit5 extension and helpers for writing tests parameterised over Kafka clusters

apache-kafka java junit5

Last synced: 18 Feb 2026