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/grizeldi/z21-drive

Java implementation of Fleischmann/Roco z21 DCC center's network protocol

cab fleischmann java library model-railway z21

Last synced: 14 Apr 2025

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

UCloud SDK for Java

developer-tools devops java sdk ucloud

Last synced: 10 Apr 2025

https://github.com/yugui/grpc-custom-serializer

An set of example implementations which shows how to serialize gRPC messages in JSON

cpp golang grpc java json ruby

Last synced: 10 Apr 2025

https://github.com/salaboy/k8s-operator

Simple Kubernetes Operator Using Spring Cloud Gateway and Spring Cloud Kubernetes

cloud java kubernetes operator spring

Last synced: 10 Apr 2025

https://github.com/artipie/asto

Abstract Storage for All Artipie Slices

java java-8 storage

Last synced: 07 Oct 2025

https://github.com/chanran/addressbook

java桌面应用--通讯录

addressbook java javafx-desktop-apps mysql

Last synced: 10 Apr 2025

https://github.com/catman85/javafx-student-management-system

A Java application for managing students teachers, and grades.

java javafx javafx-application javafx-gui maven sqlite

Last synced: 10 Apr 2025

https://github.com/parttimenerd/meta-agent

Instrument instrumenting agents to see how they transform classes

instrumentation java java-agent

Last synced: 30 Jun 2025

https://github.com/l33t-c0d3r-66/todo-web-application

TO-DO Web Application Created Using Hibernate and Bootstrap

hibernate java javawebapp jsp jsp-servlet

Last synced: 28 Apr 2025

https://github.com/loiane/java-spring-extension-pack

Visual Studio Code Extension Pack for Java + Spring developers.

java spring spring-boot springboot visual-studio-code vscode

Last synced: 23 Mar 2025

https://github.com/gooid/gocv

Go bindings for OpenCV 3.3+ (full functions, easy to use)

android dnn go golang java ml opencv

Last synced: 17 Jan 2026

https://github.com/libgdx/jamepad

A better way to use gamepads in Java

gamecontroller-framework gamepad java sdl2

Last synced: 14 Jan 2026

https://github.com/twostack/bitcoin4j

Bitcoin SV Library for Java

bitcoin blockchain bsv hacktoberfest java

Last synced: 14 Jan 2026

https://github.com/anahata-os/anahata-netbeans-ai

A NetBeans plugin that allows Google Gemini to do all your work on the worlds best Java IDE. Get a wireless headset, lay on your bed and tell the model to turn on your tv and stream NetBeans onto it while you approve and deny diffs on the diff viewer. Try not to drink too much alcohol if the model goes way faster than your thoughts.

agent agentic-ai gemini gemini-ai gemini-api gemini-cli gemini-client gemini-flash gemini-pro java llm netbeans netbeans-gui netbeans-ide netbeans-platform netbeans-plugin netbeans-project

Last synced: 25 Feb 2026

https://github.com/futaosmile/springbootintegration

SpringBoot集成学习项目 SpringBoot Integration

druid elasticsearch gradle java kotlin mybatis redis rocketmq springboot swagger

Last synced: 23 Apr 2025

https://github.com/ic4j/ic4j-agent

IC4J Agent for the Internet Computer

android dfinity icp java

Last synced: 14 Jan 2026

https://github.com/dathoangse/java-cqrs-commandbus

A lightweight & highly extensible CQRS Command Bus for implementing application services and CQRS architectural pattern in Java

architecture command-bus cqrs-architectural-pattern cross-cutting-concerns java middleware

Last synced: 14 Jan 2026

https://github.com/rajatt95/TMB_SeleniumFramework2

Automation Testing | Web | Java | OOPS | Selenium WebDriver | TestNG | Maven | ExtentReports | Java mail API | Design Pattern(Page Object Model) | Owner | Data Supplier | Custom Annotations and Enums

datasupplier extentreports java maven page-object-model selenium-webdriver test-automation testng

Last synced: 11 Mar 2025

https://github.com/forge/intellij-idea-plugin

JBoss Forge IntelliJ IDEA Plugin

forge idea-plugin java jboss-forge

Last synced: 09 Jul 2025

https://github.com/pgssoft/httpclientmock

Library for mocking Java 11 HttpClient.

httpclient java mock test unit-testing

Last synced: 22 Apr 2025

https://github.com/epam/Gepard

Test Automation Framework

framework java junit test-automation

Last synced: 27 Feb 2025

https://github.com/Vorlonsoft/GradleMavenPush

Helper to upload Gradle Android Artifacts, Gradle Java Artifacts and Gradle Kotlin Artifacts to Maven repositories (JCenter, Maven Central, Corporate staging/snapshot servers and local Maven repositories).

aar aar-library android android-library artifact artifacts gradle gradle-build gradle-java jar java java-library jcenter kotlin kotlin-library maven maven-repository mavencentral snapshot staging

Last synced: 21 Nov 2025

https://github.com/apivideo/api.video-java-client

The official Java client library for api.video

api-client java video video-api video-streaming

Last synced: 09 Apr 2025

https://github.com/wkgcass/f

a library to write async vert.x code similar as using java syntax

future java monad vertx

Last synced: 12 Apr 2025

https://github.com/skapral/puzzlerbot

PDD manager which manages puzzles in issue/PR comments

github gitlab grizzly java jax-rs jersey oo-atom pdd-puzzles

Last synced: 11 Jul 2025

https://github.com/ekino/jcv

JSON Content Validator (JCV) allows you to compare JSON contents with embedded validation.

assertions assertj assertj-assertions hamcrest hamcrest-matchers java jcv json jsonassert testing wiremock wiremock-mappings

Last synced: 12 Apr 2025

https://github.com/padarom/java-migrations

:page_with_curl: Laravel inspired DBS-independent Database Migrations for Java 8 (work in progress)

database database-migrations java library

Last synced: 13 Apr 2025

https://github.com/abdlquadri/vertx-eventbus-java

A Vert.x EventBus client written in Java, works on Android

android eventbus java vertx

Last synced: 14 May 2025

https://github.com/gurleensethi/loggerpreferences

Get to know which class changed the value in SharedPreferences.

android android-development android-library java kotlin kotlin-android

Last synced: 20 Jul 2025

https://github.com/eclecticlogic/eclectic-orc

Annotation driven Java object writer for ORC with runtime code generation for speed.

converter java orc writer

Last synced: 01 Feb 2026

https://github.com/lemire/indexwikipedia

A simple utility to index wikipedia dumps using Lucene.

java lucene wikipedia-dump

Last synced: 29 Oct 2025

https://github.com/hoangsonww/binary-search-tree-dsa

🌳 This repository is dedicated to the Binary Search Tree (BST) data structure, featuring a comprehensive demo of all its functionalities including insertion, deletion, search, and traversal operations. It serves as an educational resource for understanding BSTs in depth, offering code examples and explanations suitable for students and developers.

algorithms binary-search binary-search-algorithm binary-search-tree binary-search-tree-operations binary-search-tree-traversal binary-tree binary-tree-array binary-tree-linked-list bst bst-tree data-structures java java-8

Last synced: 14 Oct 2025

https://github.com/hoangsonww/sorting-algorithms-dsa

🔄 This repository delves into sorting algorithms, with a special emphasis on the implementation of Merge Sort to organize artworks in a museum setting. It provides a detailed guide on sorting principles, Merge Sort algorithm adaptation, and its application to real-world scenarios.

java java-8 merge-sort mergesort museum museum-collections sort sorting sorting-algorithms sorting-algorithms-comparison sorting-algorithms-implemented

Last synced: 11 Apr 2025

https://github.com/hoangsonww/graph-data-structure

🔍 This repository explores the graph data structure, focusing on its application in analyzing large texts and developing the Word Graph Game. It includes algorithms for text analysis, graph construction, and game logic, offering a comprehensive toolkit for educational and development purposes.

graph graph-algorithms graph-data-science graph-datastructures graph-theory graphs java java-8

Last synced: 11 Apr 2025

https://github.com/rootulp/hackerrank

:pencil2: Hackerrank solutions

hackerrank java problems python ruby

Last synced: 11 Apr 2025

https://github.com/cansik/librealsense-java

Intel® RealSense™ SDK 2 wrapper for Java.

camera depth hacktoberfest intel java library realsense v2

Last synced: 06 May 2025

https://github.com/griush/galileohack

Born in HackUPC 2024, GNSS Tracker is an Android application that allows to retrieve and analyze data from the different GNSS satellite constelations.

android esa galileo gps java

Last synced: 06 Sep 2025

https://github.com/sadanandpai/dsa-in-js

Solutions to wide range of programs on Data Structures and Algorithms

algorithms datastructures graph java

Last synced: 27 Mar 2025

https://github.com/grofattila/dji-tello

Java API for the DJI Tello Drone.

dji drone java neural-network tello uav

Last synced: 06 May 2025

https://github.com/yegor256/tojos

Text Object Java Objects (TOJOs): an object representation of a multi-line structured text file like CSV, YAML, or JSON

csv file-format java json

Last synced: 25 Apr 2026

https://github.com/neomatrix369/java-10-and-beyond

Examples and exercises based on some of the features of Java 10 (GA and Early Access builds)

examples exercises java java10

Last synced: 05 May 2025

https://github.com/tyronczt/java-learn

Java知识点整理

java

Last synced: 11 Apr 2025

https://github.com/sosow0212/2024-e-market

(~24.06) 교내 중고 거래 플랫폼

java junit5 mysql redis rest-docs spring-boot

Last synced: 14 Apr 2025

https://github.com/rozidan/modelmapper-spring-boot-starter

A Spring Boot starter that let you use ModelMapper within your Spring Boot application

java modelmapper modelmapper-spring-boot-starter spring-boot

Last synced: 12 Jan 2026

https://github.com/puzpuzpuz/http-nio-server

A demo HTTP server built with Java NIO & NIO.2

http-server java java-nio

Last synced: 23 Mar 2025

https://github.com/ninja-beans/cloudflare-iuam-solver

CloudflareIuamSolver is the Java library for breaking through the Cloudflare's "I am Under Attack Mode"

anti-bot-page cli cloudflare cloudflare-bypass curl java protected-page scrape scraping scraping-websites

Last synced: 14 Apr 2025

https://github.com/anasmak04/gestion-des-stagiaires-projet-fil-rouge

project fil rouge spring boot angular 14 PostgresqL

angular java pfe spring spring-boot spring-security typescript

Last synced: 24 Apr 2025

https://github.com/rnayabed/piholelcdstat

Pi-Hole + System Info Dash for Raspberry Pi

java javafx pihole pihole-dashboard

Last synced: 27 Jun 2025

https://github.com/3arthqu4ke/hmc-specifics

Version specific implementations of the HeadlessMc runtime.

cli java minecraft

Last synced: 27 Apr 2025

https://github.com/tdonuk/restaurant-management-system

Web-based restaurant management system with spring boot and rest API for school final-year project.

java management-system rest-api spring-boot

Last synced: 12 Oct 2025

https://github.com/caimucheng/cidecompat

(已废弃)一款手机代码 IDE,支持 andjs,js,html,java,c++,c#,c 编辑和 js,andjs,html 运行,有语法高亮和代码补全,可以打包app

android editor ide java javascript ui

Last synced: 12 Apr 2025

https://github.com/activeviam/jdk4py

A JDK shipped in a Python package

java jdk jre jvm python-library runtime

Last synced: 09 Apr 2025

https://github.com/oblac/jodd-lagarto

Java HTML parsers suite.

html html-parser java jquery parser

Last synced: 27 Apr 2025

https://github.com/palahsu/tic_tac_toe

Tic Tac Toe Android Game With Source Codes. An unbeatable game of Tic Tac Toe. This tic-tac-toe game was developed using Android Studio

android android-app android-app-source-code android-application android-game android-game-source-code android-studio java tic-tac-toe tic-tac-toe-android tic-tac-toe-game tic-tac-toe-java tictactoe tictactoe-game

Last synced: 16 Oct 2025

https://github.com/natiginfo/easyfont

Android Library to set font of TextView, Button, EditText, and RadioButton in XML without editing Java code to set Typeface.

android android-ui easyfont font java library

Last synced: 13 Jun 2026

https://github.com/col-e/dex-translator

A translation library for converting between Dalvik and JVM bytecode

android apk bytecode dalvik dex java reverse-engineering

Last synced: 22 Mar 2025

https://github.com/marcel0ll/customitems

The most simple way to add your custom items to minecraft

java minecraft minecraft-mod mod

Last synced: 12 May 2025

https://github.com/ajermakovics/json

Simple and convenient Json in Java

java json

Last synced: 13 Apr 2025

https://github.com/ordinaryroad-project/ordinaryroad

OrdinaryRoad开源框架,一个Spring微服务项目

java nuxt spring-boot spring-cloud vuetify

Last synced: 12 Apr 2025

https://github.com/HikoQiu/JNI_INVOKE_FFMPEG

Use Android NDK jni to invoke ffmpeg2.8.4 compiled *.so to deal with video.

android c ffmpeg java java-jni

Last synced: 22 Apr 2025

https://github.com/caoimhebyrne/compact-chat

Clean up your chat by removing duplicate messages!

fabric-mod java minecraft

Last synced: 12 Apr 2025

https://github.com/miho/vmf

VMF is a Lightweight Modeling Framework for the Java Platform (works on JDK 11-22)

gradle java modeling modeling-infrastructure

Last synced: 17 Aug 2025

https://github.com/dzcode-io/kuliya

Algeria's college hierarchy dataset as packages for different languages and platforms

algeria c college d dataset dzcode java javascript npm rust university

Last synced: 27 Jul 2025

https://github.com/tonyofrancis/dispatcher

Dispatcher is a simple and flexible work scheduler that schedulers work on a background or UI thread correctly in the form of Dispatch using the android.os.Handler class.

android androidlibrary api downloader downloadmanager handlerthread java kotlin kotlin-android observable okhttp retrofit2 rxandroid rxjava rxjava2 simple threading

Last synced: 30 Jul 2025

https://github.com/scndry/jackson-dataformat-spreadsheet

A Java library (Jackson extension) for reading and writing Excel spreadsheets (XLSX/XLS) as POJOs.

data-binding excel jackson jackson-dataformat java ooxml poi pojo spreadsheet xls xlsx

Last synced: 25 Apr 2026

https://github.com/freeandfair/coloradorla

Software to facilitate risk-limiting audits at the state level, developed for the state of Colorado.

audit civic-tech elections government java postgresql python security typescript

Last synced: 04 May 2026

https://github.com/grahamedgecombe/android-ssl

Android SSL certificate validation vulnerability detection tools.

android java ssl

Last synced: 27 Mar 2026

https://github.com/calimero-project/introduction

Code examples and additional documentation for using Calimero

examples java knx

Last synced: 18 Oct 2025

https://github.com/realtimeweb/datasets

The primary repository for all of the CORGIS Datasets

csv data datasets java jinja2 json python racket

Last synced: 30 Jan 2026

https://github.com/orenskl/pico-jvm

A small Java virtual machine for Raspberry Pi Pico. This is based on the CLDC Profile for embedded devices.

arm bare-metal cldc cortex-m embedded j2me java jvm midp phoneme pico raspberry raspberry-pi raspberry-pi-pico real-time

Last synced: 01 Jun 2026

https://github.com/MoonWorm/jsonapi4j

Lightweight API framework for Java for building JSON:API compliant APIs with minimal configuration

api api-rest java json-api oas3

Last synced: 13 Mar 2026

https://github.com/auties00/optionless

Desugar optional calls for a null safe type system with no performance hits

java java11 java17 javac-plugin optional

Last synced: 13 Feb 2026

https://github.com/kuliginstepan/dadata-client

Dadata Suggestions API client for Spring (Java)

dadata-api dadata-client java spring

Last synced: 14 Jan 2026

https://github.com/ddobrin/spring-native-function-knative

A simple example of a Function deployed in Knative, available as JVM or Native Image

java knative native

Last synced: 13 Jun 2025

https://github.com/migangqui/cloud-storage-spring-api

Manage files from AWS S3, Google Cloud Storag, Azure Blob Storage and Dropbox in Spring

amazon aws aws-s3 azure azure-storage-blob cloud-storage dropbox google-cloud google-cloud-storage java kotlin s3 s3-bucket spring

Last synced: 15 Aug 2025

https://github.com/point85/shift

The Shift library project manages work schedules with teams and shift rotations.

java shift shift-calendar work-calendar work-schedule

Last synced: 23 Apr 2025

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

Goals: Implement an Ethereum Smart Contract called SoccerManager and deploy it to Ethereum Blockchain running locally; Implement 2 Spring Boot BE applications, ethereum-api and player-api, that uses Web3j to communicate with Ethereum blockchain; Implement 2 React FE applications, ethereum-ui and player-ui, that communicate to their respective BE.

ethereum ethereum-blockchain java react remix smart-contracts solidity spring-boot spring-web-mvc springdoc-openapi web3j

Last synced: 10 Apr 2025

https://github.com/metaphoriker/randomizer-cs2

A Randomizer for more fun in Counter-Strike 2 made with JavaFX

application builder cs2 csgo desktop fun java javafx randomizer swing updater

Last synced: 10 Apr 2025

https://github.com/version-fox/vfox-java

☕️Java plugin for vfox

graalvm java jdk openjdk sdkman vfox-plugin

Last synced: 10 Apr 2025