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/ahmadjajja/_dsa_

This repository contains Java code that I have written to solve DSA problems on LeetCode. Each solution is organized by DSA concept and is meant to showcase my understanding and proficiency in implementing these concepts. The purpose of this repository is to serve as a reference for everyone who is interested in learning DSA through LeetCode

arrays backtracking binary-search complexity git github java linear-search linked-list linked-lists math merge-sort object-oriented-programming patterns quick-sort recursion sorting stacks-n-queues strings

Last synced: 28 Sep 2025

https://github.com/cyclopsmc/everlastingabilities

Entry for The Modding Trials 2016

forge hacktoberfest java minecraft

Last synced: 10 Apr 2026

https://github.com/sizzlecar/mundo

mundo是一个轻量级,灵活的,高性能的流程引擎

java processengine

Last synced: 02 May 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/rapter1990/springbootsecurity

Spring Boot Security Example (Spring Boot, Java 17, Spring Security, Docker, Maven, JUnit Test, Integration Test, Test Container, MySql)

authentication authorization docker docker-compose dockerfile intergration-test java java17 junit jwt lombok maven mockito monolith mysql spring-boot spring-security test-container

Last synced: 16 May 2025

https://github.com/urunov/java-core-projects

Java Fundamental, OOP, Collection Framework, Lambda, Stream API, File System

collection java oops

Last synced: 27 Mar 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/dwango/slack-webhook-appender

Logback appender which posts logs to slack via incoming webhook.

java logback logback-appender slack slf4j

Last synced: 05 Feb 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/cleve/lmdb-viewer

GUI to navigate over LMDB data

database gui java java-11 javafx javafx-desktop-apps lmdb

Last synced: 02 Apr 2026

https://github.com/tinycedar/classp

用Go开发的Java字节码解析器,和“javap”命令作用一致 Java class file parser plays the same role as "javap"

bytecode classfile java javap parser

Last synced: 27 Jul 2025

https://github.com/idugalic/serverless-company

Serverless. FaaS. Spring Boot. Spring Cloud Function

aws-lambda faas java openwhisk serverless spring

Last synced: 30 Jul 2025

https://github.com/cutr-at-usf/hart-gtfs-realtimegenerator

Desktop application that retrieves AVL data from Hillsborough Area Regional Transit (HART)'s AVL system and produces Trip Updates and Vehicle Positions files in GTFS-realtime format.

avl gps gtfs gtfs-realtime-data hart java protocol-buffers public-transportation transit

Last synced: 21 Sep 2025

https://github.com/monogramm/spring-rest-api-starter

:coffee: A "simple" starter project custom RESTful API using Spring.

java spring spring-boot spring-data spring-security starter-kit

Last synced: 13 Jul 2025

https://github.com/mindawei/cdn

2017华为软件精英挑战赛初赛、复赛、决赛代码。(最终排名总决赛第14名)

dijkstra game huawei java min-cost-flow zkw

Last synced: 02 Aug 2025

https://github.com/nayuki/deflate-library-java

Efficient DEFLATE compressor and decompressor in pure Java.

decompression deflate deflate-format java library

Last synced: 30 Jul 2025

https://github.com/reachsumit/tensorflow-mobilenet-which-car-is-that

Android app containing an Image classifier based on transfer learning CNN using Tensorflow 1.4.1 on Stanford's Imagenet cars dataset

android-application deep-neural-networks imagenet-classifier imagenet-dataset java playstore-sample python-3 tensorflow tensorflow-android transfer-learning

Last synced: 24 Jul 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/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/heathlogancampbell/retro-craft

🎮Retro Craft - a mini minecraft clone without libraries with an 80's theme

clone graphic-engine graphics graphics-3d java multiplayer netty photos raycasting voxel-terrain

Last synced: 12 Apr 2025

https://github.com/jgaa/vikinggtd

Getting Things Done tasklist/activity manager

android android-app getting-things-done gtd gtd-applications java

Last synced: 04 Mar 2026

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

GXT Examples Explorer

examples gwt gxt java sencha

Last synced: 07 May 2025

https://github.com/goldmansachs/mrword2vec

A MapReduce / Hadoop implementation of Word2Vec

java mapreduce word2vec

Last synced: 11 Apr 2025

https://github.com/dangtranhuu/sort-visualizer

Phần mềm mô phỏng các thuật toán sắp xếp

java java-fx swing

Last synced: 12 Apr 2025

https://github.com/andreasabel/java-adt

A tool to create immutable algebraic data structures and visitors for Java (such as abstract syntax trees).

ast java

Last synced: 26 Oct 2025

https://github.com/manoelcampos/sistema-bancario-java-junit

Backend em Java 11 de um Sistema Bancário de exemplo para prática de Testes com JUnit 5 🏦☕️🧪

backend ci continuous-integration example github-actions jacoco java junit junit-5 maven tdd test-coverage tests

Last synced: 04 Apr 2025

https://github.com/vatsalkesarwani12/vendorrelief

🚑Android App for people of India during this Pandemic of Covid-19. During COVID-19, people living in societies and apartments may not be aware of the nearby shops and vendors whether they are providing essential services or not (such as Groceries, Pharmacy, Dairy, etc) and if they may be providing the people may not know the details of the vendors(like timings, contact number, and address of the shop). People may be facing some doubts about COVID-19. After knowing about these problems faced by some of the people, we have done our best to help them out.

android java kotlin kotlin-mvvm vendor-relief

Last synced: 23 Mar 2025

https://github.com/terrestris/shogun-legacy

⛔️ DEPRECATED, please use https://github.com/terrestris/shogun-core

deprecated java shogun webgis-framework

Last synced: 13 Apr 2025

https://github.com/jdillon/gshell

GShell

cli framework java shell

Last synced: 22 Jun 2026

https://github.com/sureshg/kotlin-starter

🐠 A starter template for kotlin projects using Gradle Kotlin DSL!

build-automation build-tools dokka gradle gradle-kotlin-dsl gradle-script-kotlin java jvm kotlin starter-template

Last synced: 05 Apr 2025

https://github.com/mindawei/middleware-match

阿里中间件比赛系列代码,包括:第二届初复赛、第三届初复赛。

java jstorm middleware rocketmq tair tianchi

Last synced: 23 Apr 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/janishar/graph-library

Data Structure and Algorithm for Graphs

algorithms data-structures graph graph-algorithms java library

Last synced: 06 May 2025

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/westnordost/osmapi-overpass

Java client for the Overpass API

java osm overpass-api

Last synced: 24 Mar 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/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: 28 Feb 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/somefree/zoo-timer

分布式timer插件, 轻量, 易用, 去中心化, 均衡负载, 集群节点通过zookeeper同步作业, java编写

java timer zookeeper

Last synced: 14 Jan 2026

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/gherynos/secrete

ECIES implementation with Curve25519.

curve25519 ecies 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/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/techsenger/weaverbird

Techsenger Weaverbird – A framework for dynamically creating and deploying modular components using ModuleLayer.

java java-9-module java-9-modules java-framework java-lib java-library java-modularity java-module java-module-standalone java9 java9-jigsaw jigsaw jpms modularization modules

Last synced: 31 May 2026

https://github.com/chanmeng666/douyin-mall-java-template

【Star us and watch this project grow! 🌱⭐️】A Spring Boot-based e-commerce microservices template with comprehensive setup guides. Ideal for learning microservices architecture and building scalable e-commerce applications. Features include user authentication, product management, order processing, and AI integration capabilities.

api-gateway docker e-commerce eureka java jwt maven microservices mybatis mysql oauth2 rabbitmq redis spring-boot spring-cloud spring-data-jpa spring-security starter-template template tutorial

Last synced: 10 Oct 2025

https://github.com/cavallium/midi23d

Midi23D is a tool made in Java that converts every note of a .midi music into GCODE instructions to send directly to a 3D printer.

3d-printing java midi midi-parser

Last synced: 22 Feb 2026

https://github.com/softleader/softleader-training-course

松凌科技教育訓練專區

course java training

Last synced: 08 Oct 2025

https://github.com/g4s8/tuples

Object-oriented Java tuples

java library pairs tuples utils

Last synced: 09 Apr 2025

https://github.com/yzsvdu/redtrainer

Java Reflection Bot Client for PokeMMO (busy with life, not working right now)

bot java javafx pokemon reflection

Last synced: 07 Oct 2025

https://github.com/openrefine/commonsextension

An OpenRefine extension that helps with Wikimedia Commons editing: start projects from Wikimedia Commons categories; Commons-specific GREL functions.

extension java openrefine sdc wikicommons wikimedia

Last synced: 29 Apr 2025

https://github.com/sanjarzayniev/deadline-notifier

Serverless application to notify Inha students about the upcoming deadlines of 7 days ahead via telegram bot

deadline github-actions inha java selenium telegram-bot ui-automation

Last synced: 06 Oct 2025

https://github.com/neuw84/structured-streaming-avro-demo

Spark 3.0.0 Structured Streaming Kafka Avro Demo

java spark spark-streaming structured-streaming

Last synced: 02 Apr 2025

https://github.com/gbear605/scratchtojar

ScratchToJar is a program that turns Scratch 1.4 programs into Java files. This is likely broken and SHOULD NOT BE USED. It remains for historical reasons only.

java scratch

Last synced: 10 Oct 2025

https://github.com/wh1ter0se/powerup-2018

The FRC 2018 programming repository for FRC Team 3695, Foximus Prime

2018 3695 coopertition frc java powerup programming-team robotics robotics-club robotics-competition

Last synced: 06 Oct 2025

https://github.com/gradlex-org/java-module-packaging

A Gradle plugin to package stand-alone Java applications for multiple operating systems and architectures with 'jpackage'.

gradle-plugin java java-modules jpackage jpms

Last synced: 10 Oct 2025

https://github.com/codershiyar/java

Source code of the tutorial java in arabic which provided by engineer Shiyar Jamo on YouTube and Shiyar Academy

java java-android java-tutorials source-code

Last synced: 26 Apr 2025

https://github.com/stephengold/SkyControl

A sky simulation library for jMonkeyEngine (code has New BSD license)

clouds java jme3 jmonkeyengine jmonkeyengine3 jvm-library library moon open-source sky stars sun sunset

Last synced: 19 Mar 2026

https://github.com/griddigit-ci/cimpal

CimPal is an open source Java application published by gridDigIt and Licensed under the EUPL-1.2-or-later. It helps CIM implementation by providing tools facilitation the work related to SHACL constraints and identification of changed between different versions of CIM.

cim java rdfs shacl

Last synced: 08 Oct 2025

https://github.com/lucasstarsz/slope-ecs

An Entity Component System written in Java, based on Austin Morlan's C++ ECS.

entity-component entity-component-system java macos maven-repository mit-license slope-ecs ubuntu windows

Last synced: 30 Apr 2025

https://github.com/rameshmf/java-io-guide

Guide to java IO (Input and Output stream) in Java

java java-io utilities-java

Last synced: 03 May 2025

https://github.com/andy-goryachev/fxtexteditor

A monospaced text editor which supports very large text models (WORK IN PROGRESS).

editor handle-billions java javafx javafx-components javafx-desktop-apps javafx-gui

Last synced: 10 Apr 2025

https://github.com/seyed0123/melodyhub

At this time, X remains. melODyhub is A digital music streaming service that allows users to listen to songs, podcasts, and other audio content.(Spotify simulator)

java

Last synced: 10 Apr 2025

https://github.com/renatoathaydes/jgrab

Runs Java code without a build system, grabbing dependencies declared in the Java file itself.

java rust script-engine

Last synced: 26 Mar 2025

https://github.com/drsnowbird/jdk-mvn-py3

Ubuntu 24.04 + OpenJDK Java 23 + Maven 3.9 + Python 3.12 + pip 23 + node 21 + npm 10 + Yarn + Gradle 7

docker gradle java maven node-js npm-package openjdk python3 websocket

Last synced: 10 Apr 2025

https://github.com/apache/hbase-thirdparty

Mirror of Apache HBase Third Party Libs

database hbase java

Last synced: 23 Aug 2025

https://github.com/dart4e/dart4e

Dart and Flutter development support for the Eclipse IDE

dart eclipse eclipse-plugin editor flutter java

Last synced: 09 Mar 2026

https://github.com/mlang/freedots

MusicXML to Braille Music transcription

blind braille java music musicxml transcription

Last synced: 18 Aug 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/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/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/stephengold/skycontrol

A sky simulation library for jMonkeyEngine (code has New BSD license)

clouds java jme3 jmonkeyengine jmonkeyengine3 jvm-library library moon open-source sky stars sun sunset

Last synced: 14 Jul 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