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/ahmadaghazadeh/signalrandroid

SignalR Android Client Server sample

android csharp java server-side signalr

Last synced: 04 Jul 2025

https://github.com/iskonstantin/cryptoutils

Terminal program for simple seed generation, encryption, decryption, backup and more.

backup cli cryptocurrency java seed shamir-secret-sharing

Last synced: 05 Jul 2025

https://github.com/martinpaljak/capfile

Small library for JavaCard CAP file parsing and verification - MOVED to https://github.com/martinpaljak/ant-javacard

capfile java javacard

Last synced: 14 Jan 2026

https://github.com/hindol/commons

Ad-hoc collection of re-usable Java classes.

ini-parser java url watchservice xml

Last synced: 22 Feb 2026

https://github.com/hms-core/hms-location-demo-harmonyos

Huawei HarmonyOS sample code implements the API invoking of Location Kit open capabilities, facilitating your experience of related functions.

harmonyos hms huawei java location locationkit

Last synced: 04 Jul 2025

https://github.com/objectionary/eo-hamcrest

Hamcrest Matchers for EO Programming Language

eolang hamcrest hamcrest-extensions hamcrest-matchers java tdd testing

Last synced: 14 Jan 2026

https://github.com/mkutz/shakespeare

A framework helping to write tests like screenplays

api-testing java screenplay screenplay-pattern selenium test-automation testing testing-framework

Last synced: 05 Sep 2025

https://github.com/harlonwang/gradle-publish-plugin

Gradle plugin that supported publish all of your Java, Kotlin or Android libraries to any Maven Repository.

android gradle java kotlin library plugin publish

Last synced: 10 Apr 2025

https://github.com/unnamed/nmessage

Simple, flexible and helpful library to handle messages with internationalization support for Java 8+

bukkit bungeecord i18n java json minecraft properties

Last synced: 08 Jul 2025

https://github.com/ifarkhshatov/javafx-tutorial

This tutor shows how to build .exe JavaFx application

fxml java javafx javafx-desktop-apps javafx-project scenebuilder

Last synced: 10 Apr 2025

https://github.com/eliasnogueira/health-check-api

An easy way to execute a health check against your API endpoint

api health-check java service test testing

Last synced: 28 Oct 2025

https://github.com/saberglow/codility_tasks

Codility Tasks & Solutions [100% Performance]

c codility codility-100 codility-solutions cpp java java-11

Last synced: 10 Apr 2025

https://github.com/patilshreyas/library-ci

Sample repository to demonstrate usage of GitHub Actions CI's workflow dispatch to automate publishing of a library to Maven Central

android android-library bintray github-actions gradle java jcenter kotlin library mavencentral workflow-dispatch

Last synced: 10 Apr 2025

https://github.com/ekryd/echo-maven-plugin

A maven plugin that lets you output text during Maven build

echo hacktoberfest java maven maven-plugin output print

Last synced: 20 Aug 2025

https://github.com/synthrose/art-of-alchemy

An alchemical mod for Minecraft / Fabric.

alchemy fabricmc fabricmc-mod game java minecraft minecraft-mod mod

Last synced: 12 Apr 2025

https://github.com/jakewins/jaa

Actionable memory analysis for JVM languages

java jvm jvm-performance kotlin openjdk scala

Last synced: 10 Apr 2025

https://github.com/ivangfr/https-springboot-react

The goal of this project is to play with HTTPS and enable it in Spring Boot applications. For it, we will implement a Spring Boot Rest API that will have its endpoints ready to accept and server over HTTPS. Furthermore, a Spring Boot Shell Java application and a Frontend React application will be implemented to consume movies-api.

h2 https java javascript keytool pkcs12 react semantic-ui-react spring-boot spring-data-jpa spring-shell spring-web-mvc springdoc-openapi

Last synced: 10 Apr 2025

https://github.com/maulingmonkey/jerk

JERK: Java Embedding Rust Kit

java jvm metabuild rust

Last synced: 10 Apr 2025

https://github.com/daviqzr/cursofx

Exercício - Curso (Boundary, Control e Entity) – Usando JavaFX, Conectando ao Banco De Dados SQL Server

banco-de-dados crud fatec-zona-leste java javafx sql-server

Last synced: 20 Aug 2025

https://github.com/nomemory/neat-sample-databases-generators

Neat java scripts (!not javascript) to generate arbitrary data for various sample databases (hr schema, classicmodels, etc.)

classicmodels java jbang mariadb mockneat mysql postgresql sample-databases sample-schemas sql

Last synced: 26 Mar 2025

https://github.com/objectionary/eoc

Command-line toolkit for parsing, compiling, transpiling, optimizing, linking, dataizing, and running EOLANG programs

command-line eolang java javascript maven toolkit

Last synced: 01 May 2025

https://github.com/adrianmilne/jpa-lucene-spring-demo

Demo project using JPA, Lucene, Spring, DBUnit and JMockit - to persist and search for simple Book data.

dbunit demo java jmockit jpa lucene spring

Last synced: 26 Mar 2025

https://github.com/jgettext/gettext-commons

Internationalization (i18n) through GNU gettext and Java ResourceBundles

gettext-library i18n java maven

Last synced: 16 Sep 2025

https://github.com/joyofcodingpdx/joyofcoding

Source code for The Joy of Coding course at Portland State University taught by David Whitlock

java portland-state-university

Last synced: 08 Apr 2026

https://github.com/teverett/paradoxreader

Paradox DB File Reader

database java paradox reader

Last synced: 22 Mar 2025

https://github.com/vatsalkesarwani12/headlines

HeadLines is a 📰 news app that delivers you with the latest news. It has interactive UI and easy to use. The app can be scrolled offline to watch your bookmarked news. Give this app a try and let me know.

android android-app bookmarks constraint-layout firebase headlines java news newsapi retrofit2 room room-database

Last synced: 23 Mar 2025

https://github.com/minhaskamal/alphabetrecognizer

Simple Optical Character Recognizer (english-ocr-image-to-text-recognition-sample-trainig-alphabet-photo-data-database-dataset)

alphabet-recognizer data database english image-processing java machine-learning ocr sample template-matching text-recognition training-data writing

Last synced: 11 Apr 2025

https://github.com/b-g/mapmap-vauxhall

Mashup Mental Maps and OpenStreetMap

geo java maps openstreetmap processing processing-sketch

Last synced: 11 Apr 2025

https://github.com/tangllty/tang-boot

tang-boot is a front-end and back-end separation permission management system based on Spring Boot 3 + Spring Security + MyBatis + Redis + Jwt

java jwt-authentication mybatis permission-management redis spring-boot spring-boot-3 spring-security

Last synced: 17 Jan 2026

https://github.com/zortax/zreddit

A simple but yet beautiful Reddit client

client java javafx reddit ui

Last synced: 03 Apr 2025

https://github.com/xvik/dropwizard-orient-server

Embedded OrientDB server for dropwizard

dropwizard java orientdb

Last synced: 13 Apr 2025

https://github.com/alina-yur/public-speaking

Previous & upcoming conference talks

graalvm java public-speaking

Last synced: 21 Mar 2025

https://github.com/jrvansuita/shoppinglist

📝 My very first Android app, a shopping list app.

android android-application checklist java lists markers price quantities shopping shoppinglist

Last synced: 02 Feb 2026

https://github.com/splitbrain/giraffe

A conference schedule planner for Android

android android-application calendar ical ical-parser java scheduling

Last synced: 15 Apr 2025

https://github.com/JakeJMattson/TouchControl

Control at your fingertips.

camera java nircmd opencv touchscreen

Last synced: 09 May 2025

https://github.com/josharsh/Finance-Manager

Finance Manager is an Android Application which contains Income Tax Calculator and EMI Calculator.

android android-application android-development androidsdk androidstudio gradle java xml

Last synced: 13 Apr 2025

https://github.com/hkhc/electricspock

Bridging Robolectric and Spock framework.

android groovy java robolectric spock-framework unit-test

Last synced: 05 Apr 2025

https://github.com/kakarottocui/schoolapplet

基于java SpringBoot和uniapp的校园信息交流小程序

java mysql springboot uniapp

Last synced: 30 Oct 2025

https://github.com/moonstoneid/siwe-java

Java lib for Sign-In with Ethereum (EIP-4361)

eip-4361 java sign-in-with-ethereum siwe

Last synced: 07 Mar 2026

https://github.com/yangboz/spring-boot-with-activiti-drools-example

Getting started with Activiti and Spring Boot and Drools

activiti-drools bpm-diagram drools java spring-boot

Last synced: 20 Mar 2025

https://github.com/opensolon/solon-examples

Solon 项目,官网配套示例

demo examples java solon

Last synced: 12 May 2025

https://github.com/lazaronixon/active-persistence

Active Persistence is a implementation of Active Record Query Interface for JPA that makes it easy and fun.

activerecord jakartaee java java-api java-orm jpa jpql orm orm-framework query query-builder sql

Last synced: 13 Apr 2025

https://github.com/ripred/javachess

24-bit ANSI colored, console-based chess engine using Java. Optional multi-threaded AI using Minimax with alpha-beta pruning. Fully configurable properties including: ply depth, thread pool size, optional AI time limit, all colors, and more.

alpha-beta-pruning chess chess-ai chess-engine configurable console-color console-game java javachess minimax-algorithm multithread

Last synced: 25 Jun 2025

https://github.com/goodforgod/java-logger-benchmark

🧪 Different Java Loggers Benchmarks.

benchmark java log4j logback logging slf4j system-logger

Last synced: 20 Mar 2025

https://github.com/jffiorillo/jvmbuilder

A source code generator for Kotlin data classes to automatically create a Builder class.

annotation-processor java kapt kotlin kotlin-android kotlin-library

Last synced: 11 Jan 2026

https://github.com/utmhikari/Mahjong-Helper

日麻助手V0.50——百科、教程阅读、牌效分析、天凤观战与对战

guide java mahjong riichi

Last synced: 06 May 2025

https://github.com/sbgn/libsbgn

Libraries for the Systems Biology Graphical Notation (SBGN); Java and C++

ant java maven sbgn

Last synced: 14 Jan 2026

https://github.com/apache/brooklyn-ui

Apache Brooklyn UI

brooklyn cloud java

Last synced: 09 Apr 2025

https://github.com/yegor256/together

Executes Java lambda in multiple threads and collects their results (useful for testing for thread-safety)

concurrency java java-8 java-li testing thread-safety threads

Last synced: 07 Jan 2026

https://github.com/osiegmar/javacsvbenchmarksuite

Java CSV library benchmark suite

benchmark csv java

Last synced: 24 Apr 2025

https://github.com/quantum4j/quantum4j

Quantum4J brings quantum programming to Java with a full Quantum Software Engineering stack — circuits, simulators, compiler passes, QASM support, and enterprise-grade extensibility.

java java-library jdk openqasm openqasm-lang qasm qiskit quantum quantum-algorithms quantum-computing quantum-microservice quantum-sdk quantum-simulator quantum4j qubits spin-qubits statevector transpiler

Last synced: 12 Jun 2026

https://github.com/digitalheir/java-xml-to-json

👾 convert XML to a structure-preserving JSON representation

converter java json xml

Last synced: 14 Apr 2025

https://github.com/devwckd/tid

A simple static timeline interpolation library.

interpolation java library timeline

Last synced: 24 Apr 2025

https://github.com/guujiang/jacob

A lightweight library to provide coroutines in Java

bytecode coroutine coroutines generator java

Last synced: 14 Jan 2026

https://github.com/luminati-io/java-web-scraping

Quick guide with code example how to use Java for web scraping

java maven scraping-websites web-data-extraction

Last synced: 22 Apr 2025

https://github.com/gherynos/secrete

ECIES implementation with Curve25519.

curve25519 ecies java

Last synced: 14 Jan 2026

https://github.com/memoizr/retro-optional

A backport of Java8 optionals for Java7

backport java java8-optionals monadic-optionals

Last synced: 26 Jan 2026

https://github.com/im-ahmed-hasan/selenium-cdp-automation

Capture Chrome Console Logs via CDP using Selenium 4.34.0 in Java. Lightweight example to monitor browser logs (info, warnings, errors) using Chrome DevTools Protocol.

cdp ci-cd devtoo java qa sdet selenium selenium-webdriver techskills testng-framework

Last synced: 04 Sep 2025

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

A Lightweight JDBC Access Framework

dao java jdbc

Last synced: 23 Jun 2025

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

The official client libraries for accessing SmartyStreets APIs from Java (and JRE-based languages)

address-verification java jvm sdk smartystreets

Last synced: 07 Mar 2026

https://github.com/codestates-seb/seb40_main_004

뉴비 개발자를 위한 따듯한 커뮤니티 서비스입니다.

java nextjs react recoil swr typescript

Last synced: 18 Jul 2025

https://github.com/getyoti/yoti-java-sdk

The Java SDK for interacting with the Yoti Platform

2fa identity java login multifactor-authentication register sdk spring-boot verification yoti

Last synced: 19 Jun 2025

https://github.com/samuelfaj/linkedin-bot

A LinkedIn Bot - Like/Accept/Invite Automation Script - Grow up your professional network!

autofollower autoliker automation bots java linkedin php selenium

Last synced: 07 May 2025

https://github.com/sencha/gxt-demo-explorer

GXT Examples Explorer

examples gwt gxt java sencha

Last synced: 07 May 2025

https://github.com/ushelp/easymonitor

基于 Java 的免费开源跨平台系统运行监控服务应用及引擎框架。A free, open source, cross-platform system running monitoring service application and engine framework based on Java.

cross-platform easymonitor-application easymonitor-engine-framework easymonitor-java engine-framework java java-monitor monitor system-monitor system-monitoring

Last synced: 14 Jul 2025

https://github.com/bobbui/console-drawing

A simple, fun program to draw on console.

console drawing java java-8

Last synced: 21 Jun 2025

https://github.com/pavankjadda/LiquibaseDemo

Safely Evolute Database with Liquibase and Spring Boot

database java jpa-entities liquibase setup-liquibase spring-boot spring-data-jpa

Last synced: 08 Apr 2025

https://github.com/anamorphosee/loomoroutines

Library for the native Java coroutines utilizing Project Loom

coroutines java loom

Last synced: 02 May 2025

https://github.com/gematik/ref-gemlibpki

Products specified by gematik which have to deal with PKI will have to handle certificates, ocsp requests/responses and TSLs (TrustedServiceProvider Status List). This library may help to understand the intention of gematik specification and could be useful for software implementations.

cryptography gematik gemspec idm java other pki pki-library reference-implementation

Last synced: 19 Apr 2025

https://github.com/felipexw/clean-arch-ddd-intro

Just a simple implementation of DDD + clean architecture pattern. It also contains the exaplanation about the concepts that supports this implementation.

clean-architecture clean-code ddd ddd-architecture ddd-example ddd-patterns ddd-sample domain-driven-design hexagonal-architecture java micronaut micronaut-java-application

Last synced: 19 Nov 2025

https://github.com/westnordost/osmapi-overpass

Java client for the Overpass API

java osm overpass-api

Last synced: 24 Mar 2025

https://github.com/azure/modern-web-app-pattern-java

The Modern Web App Pattern is a set of objectives to help you apply an iterative change to modernize a cloud deployed monolith. This content builds on the Reliable Web App. This repo contains a reference implementation of a Modern Web App for Java.

architecture azd-templates azure azure-app-configuration azure-app-service azure-application-insights azure-cache-redis azure-container-apps azure-container-registry azure-front-door azure-keyvault azure-postgres azure-service-bus java microsoft reference-implementation terraform

Last synced: 28 Oct 2025

https://github.com/almuradev/almura

The official mod of the Almura Client and Server.

almura forge java minecraft sponge

Last synced: 20 Jan 2026

https://github.com/oussamabonnor1/findtheletter_android_app

FindTheLetter is an app that is designed to help kids to learn a language by giving them simple words to complete or images to guess their names. Currently it supports only elnglish.

android android-application android-studio english-learning java xml

Last synced: 02 May 2025

https://github.com/iantapply22/origin-balloons-minecraft

The Minecraft implementation of the origin balloons logic repository. Easily expandable and easy to use!

java origin-realms

Last synced: 23 Mar 2025

https://github.com/cyclopsmc/everlastingabilities

Entry for The Modding Trials 2016

forge hacktoberfest java minecraft

Last synced: 10 Apr 2026

https://github.com/marttp/spring-boot-lgtm-opentelemetry-template

Spring Boot 3.x template with OpenTelemetry Agent

java lgtm opentelemetry spring-boot

Last synced: 23 Aug 2025

https://github.com/joeybling/resume

个人简历-纯静态页面,无后台

css html java resume

Last synced: 10 Apr 2025

https://github.com/raydac/jute

Small maven plugin allows to execute JUnit tests as separated external processes.

java maven-plugin test-driven-development testing

Last synced: 09 Mar 2026

https://github.com/cooffeeRequired/skJson

About Script Addon for using Json (Gson) in script

bukkit gson-library java minecraft skript skript-addon skript-language spigot spigot-plugin

Last synced: 26 Feb 2025

https://github.com/dumasd/gamer

基于Netty开发的游戏服务器框架

etcd http http2 java mvc-framework netty push redis rpc servlet spring-boot tcp websocket zookeeper

Last synced: 23 Apr 2025

https://github.com/fooock/robots.txt

:robot: robots.txt as a service. Crawls robots.txt files, downloads and parses them to check rules through an API

antlr4 api crawler crawler-engine docker docker-compose gradle java kotlin makefile postgresql redis redis-stream redis-streams robots-parser robots-txt spiders spring-boot

Last synced: 14 Feb 2026

https://github.com/andrewssobral/java_motion_detection

Motion Detection with Java + OpenCV + Webcam

java java-opencv-webcam motion-detection

Last synced: 07 Feb 2026

https://github.com/vincentkims49/mobile-nutrition-app

Mobile Nutrition is an applicatiion that aims at keeping track of nutrients that the user consumes. It does so by allowing the user to select meals for the day and then gives the amount of nutrients present in the selecte meals. It also provide recipes for the selecte meals to the user.

cpp dart flutter java objective-c

Last synced: 28 Feb 2026

https://github.com/cchabanois/mesfavoris

Bookmarks eclipse plugin

bookmark bookmarks eclipse eclipse-plugin java

Last synced: 01 Jun 2026

https://github.com/krondorl/polyglot-programming

Examples in multiple languages

c go haskell java rust typescript

Last synced: 03 Mar 2026

https://github.com/heutelbeck/sapl-demos

Demo, tutorial, and benchmarks for the SAPL policy engine

access-control authorization benchmark demo examples java policies sapl security spring spring-security tutorial

Last synced: 27 Feb 2026

https://github.com/jjfumero/tornadovm-examples

Set of examples written for hardware acceleration via TornadoVM

fpga fpga-programming gpu gpuprogramming java jvm opencl parallel-computing ptx spirv tornadovm

Last synced: 07 Oct 2025