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/coodex2016/concrete.coodex.org

一种基于java的服务定义规范。

concrete coodex-libraries java

Last synced: 18 Jan 2026

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: 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/cami-la/java-poo-curso-em-video

Código fonte das aulas do curso Curso completo de Programação Orientada a Objetos (POO) com a linguagem Java. Aborda os principais conceitos como Classes, Objetos, instanciamento, abstração, encapsulamento, herança, polimorfismo e muito mais. Criado pelo professor Gustavo Guanabara para o Curso em Vídeo, explica todos os conceitos de POO de uma maneira simples, objetiva e divertida.

curso-em-video curso-em-video-java cursoemvideo gustavo-guanabara gustavoguanabara java java-oop java-oop-course orientacao-a-objetos poo

Last synced: 23 Apr 2025

https://github.com/khannedy/buku-java

Buku Lengkap menjadi Java Developer Expert

buku-java java java-database jdbc jdk jpa jre spring-boot spring-framework

Last synced: 16 Jul 2025

https://github.com/su5ed/gregtech-experimental

A fully-featured port of GregTech 3 for modern minecraft versions

addon forge gregtech industrialcraft2 java minecraft minecraft-mod

Last synced: 23 Apr 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/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/libgdx/jamepad

A better way to use gamepads in Java

gamecontroller-framework gamepad java sdl2

Last synced: 14 Jan 2026

https://github.com/paveldat/tetris

Java game "Tetris"

java tetris tetris-game

Last synced: 22 Jul 2025

https://github.com/doudoutangs/3.salary_system

github不会经常在线,可加QQ:553039957,详谈。薪资管理系统:是一套简洁薪资管理系统,虽然界面简单,但其功能强大。系统分为了五大模块:考勤与工资,薪资设置,部门管理,公告管理,系统管理。主要技术:Springboot+MyBatisPlus+MySQL+jQury,Layui

java jquery layui mybatis-plus mysql spring-boot

Last synced: 13 May 2025

https://github.com/croc-code/jxfw

Java eXtendable FrameWork

ddd java spring spring-boot

Last synced: 14 Apr 2025

https://github.com/mainakrepositor/super-ciphers

A collection of some of the amazing cryptographic Ciphers in C++, Python and Java with a detailed documentation and approach map. (Particularly helpful for Blockchain. and designing Encryption Algorithms)

arithmetic blockchain cipher-algorithms cpp cryptography java logic python3

Last synced: 26 Oct 2025

https://github.com/arsy786/springboot-best-practices

This repo serves as a guide for Spring Boot best practices!

2022 guide java spring-boot

Last synced: 16 Oct 2025

https://github.com/thomasvitale/spring-boot-next-gen-apps

Samples showcasing new features and capabilities in Spring Boot 3 and Spring Framework 6

buildpacks cloud-native graalvm java spring-boot spring-framework

Last synced: 28 Oct 2025

https://github.com/ushelp/easybackup

Java 免费开源内容备份,压缩,远程发送一体化任务调度应用及引擎框架。Java content backup, compression, sending service application and engine framework.

application backup backups compression content-compression database database-backup database-backup-application easybackup-engine-framework easybackup-web-manger engine engine-framework java java-8 mysql project-backup system-backups

Last synced: 04 Oct 2025

https://github.com/hoangsonww/string-manipulations

🔤 This repository hosts a "String Manipulations" tool, designed to perform various string functions such as removing leading and trailing spaces, among others. It provides a comprehensive set of operations for string handling, making it an invaluable resource for developers requiring advanced text processing capabilities in their projects.

java string string-algorithms string-manipulation string-matching stringify strings strings-java

Last synced: 10 Aug 2025

https://github.com/lemire/sparsebitmap

A simple sparse bitmap implementation in java

bitset compression java

Last synced: 30 Jul 2025

https://github.com/dingdaoyi/simple-iot

The Minimal IoT Platform — single-binary Spring Boot 4 + Vue 3 IoT platform. Built-in MQTT broker, visual rule engine, hot-loaded protocol scripts.

dashboard docker element-plus glassmorphism iiot influxdb iot iot-platform java java-25 mqtt mqtt-broker rule-engine self-hosted spring-boot spring-boot-3 thing-model thingsboard-alternative vue vue3

Last synced: 01 Jul 2026

https://github.com/satoshun/rxwebview

RxJava2 binding APIs for Android's WebView

android java kotlin rxjava rxjava2 webview

Last synced: 12 Aug 2025

https://github.com/floriansw/grohe-ondus-api-java

Java implementation of the Grohe ONDUS API REST interface

api grohe java rest

Last synced: 04 Jul 2025

https://github.com/codiga/jetbrains-plugin

Jetbrains plugin for Codiga. Coding Assistant and Code Analysis in all JetBrains products. Codiga supports more than 10+ languages, try it for free on https://www.codiga.io

c coding-assistant complexity-analysis cpp intellij intellij-plugin intellij-plugins java javascript jetbrains phpstorm phpstorm-plugin pycharm-ide pycharm-plugin python snippets-manager

Last synced: 29 Sep 2025

https://github.com/m-thirumal/installation_guide

PostgreSQL, PgModeler, TLS, Docker, Let's Encrypt, Nginx, Pgadmin4, Redis, AWS

aws docker docker-compose elk-stack forticlient java jenkins letsencrypt pgadmin4 pgmodeler postgresql spring-boot ubuntu vpn

Last synced: 14 Aug 2025

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

ConfigCat SDK for Java. ConfigCat is a hosted feature flag service: https://configcat.com. Manage feature toggles across frontend, backend, mobile, desktop apps. Alternative to LaunchDarkly. Management app + feature flag SDKs.

android configcat configuration configuration-management feature-flag feature-flags feature-toggle feature-toggles featureflags java remote-config

Last synced: 13 Aug 2025

https://github.com/fuxingloh/airtable

A lightweight Java 8 Airtable API client for https://airtable.com/api with all features implemented.

airtable airtable-api java java-api

Last synced: 01 Aug 2025

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/twostack/bitcoin4j

Bitcoin SV Library for Java

bitcoin blockchain bsv hacktoberfest java

Last synced: 14 Jan 2026

https://github.com/charlyjazz/chat-firebase-apache-camel

Chat Message Monorepo Architecture Solution using Kafka, Terraform, GKE, GCP, DockerHub,Kubernetes, Docker, Apache Camel, Python, FastAPI, Cassandra and Firestore, Next JS, React

aggregator apache-camel apache-kafka api-rest architecture-component chat-application docker docker-compose enterprise-architecture fastapi java k8s kubernetes microservices monorepo openapi python react rest swagger

Last synced: 11 Apr 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/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/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/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/clivern/racter

:crocodile: A Java Framework for Building Bots on Facebook's Messenger Platform.

chatbot facebook-api facebook-messenger-bot java java-library messenger-bot messenger-chat-bot

Last synced: 23 Jun 2025

https://github.com/hongmaple/salted-fish

类似于闲鱼二手交易应用 具备手机端宝贝发布,购买,留言,收藏,订单管理,宝贝管理,发货管理 pc管理端可以进行宝贝交易代理,宝贝审核,人员管理,分类管理等功能。

java ssm vue

Last synced: 10 Mar 2026

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/joel-costigliola/elastic-search-test

ESIntegTestCase example

elasticsearch java test

Last synced: 11 Apr 2025

https://github.com/cleasbycode/pdvzip

Embed a ZIP or JAR file within a PNG image to create a tweetable and "executable" PNG-ZIP polyglot image file. CLI / Web tool.

arbitrary-data cli-tools cpp hacking infosec jar java linux png polyglot polyglot-files polyglots powershell pwsh python tweetable-zip twitter x-platform zip zipfile

Last synced: 12 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/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/jaennova/kotlin

Guia para iniciar en la programacion, con el lenguaje de programacion Kotlin, llena de ejemplos, con ejercicios practicos y mas enunciados para seguir practicando.

aprende-a-programar aprende-kotlin aprender-a-codificar aprender-kotlin fundamentos-de-programacion java kotlin learn-kotlin learn-kotlin-lang learn-kotlin-language learn-to-code

Last synced: 18 Jul 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/edwinm/game-of-life-in-java

John Conways Game of Life in Java, either as a applet or as a stand alone program.

applet gameoflife java

Last synced: 04 Apr 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/patilshreyas/firestorepagingdemo-android

Demo app for implementation of Firestore Paging library in Android app.

android firebase firebase-firestore firebaseui-android firestore java kotlin kotlin-android paging-library

Last synced: 11 Jul 2025

https://github.com/freeipcc/freeaicc

AI Call Center,Contact Center,Customer Service System,Колл-центр,Callcenter,Centre d'appels,Centro de llamadas,Centro de atendimento,コールセンター,콜센터,Интеллектуальный колл-центр,Intelligentes Callcenter,Centre d'appels intelligent,Centro de llamadas inteligente,Centro de atendimento inteligente,インテリジェントコールセンター,지능형 콜센터

ai asr call-center callcenter contact-center contactcenter freeaicc freeipcc freeswitch ipcc java llm nlp python rag telephony tts

Last synced: 12 Apr 2025

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

Java知识点整理

java

Last synced: 11 Apr 2025

https://github.com/adambien/xplr

Java Command Line Jar Explorer

cli jar java tool

Last synced: 29 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/xeraa/morphia-demo

Morphia (MongoDB) demo project

java mongodb morphia

Last synced: 15 Oct 2025

https://github.com/spandey1296/learn-share-hacktoberfest2021

✧ 🎀 𝐓𝐡𝐢𝐬 𝐫𝐞𝐩𝐨𝐬𝐢𝐭𝐨𝐫𝐲 𝐜𝐨𝐧𝐭𝐚𝐢𝐧𝐬 𝐩𝐫𝐨𝐣𝐞𝐜𝐭𝐬 𝐚𝐧𝐝 𝐚𝐬𝐬𝐢𝐠𝐧𝐦𝐞𝐧𝐭𝐬 𝐭𝐡𝐚𝐭 𝐲𝐨𝐮 𝐡𝐚𝐯𝐞 𝐭𝐨 𝐰𝐨𝐫𝐤 𝐨𝐧 𝐛𝐲 𝐬𝐞𝐧𝐝𝐢𝐧𝐠 𝐨𝐧𝐥𝐲 𝟒 𝐯𝐚𝐥𝐢𝐝 𝐩𝐮𝐥𝐥 𝐫𝐞𝐪𝐮𝐞𝐬𝐭𝐬. 𝐒𝐭𝐞𝐩 𝐛𝐲 𝐬𝐭𝐞𝐩 𝐆𝐮𝐢𝐝𝐚𝐧𝐜𝐞 𝐰𝐢𝐥𝐥 𝐛𝐞 𝐦𝐚𝐢𝐧𝐭𝐚𝐢𝐧𝐞𝐝 𝐢𝐧 𝐭𝐡𝐞 𝐫𝐞𝐚𝐝𝐦𝐞.𝐦𝐝 𝒯𝒽𝒾𝓈 𝓇𝑒𝓅♡𝓈𝒾𝓉🍪𝓇𝓎 𝓌𝒾𝓁𝓁 𝒸🌺𝓃𝓈𝒾𝓈𝓉 𝓂𝑒𝓇𝑔𝑒 𝒻𝓇♡𝓂 𝓉𝒽𝑒 𝒶𝓁𝓁 𝓅𝒶𝓇𝓉𝒾𝒸𝒾𝓅𝒶𝓃𝓉𝓈 🌺𝒻 𝒽𝒶𝒸𝓀𝓉❁𝒷𝑒𝓇𝒻𝑒𝓈𝓉 𝟤❤𝟤𝟣 𝓅🍪𝓌𝑒𝓇𝑒𝒹 𝒷𝓎 𝒟𝒾𝑔𝒾𝓉𝒶𝓁🍑𝒸𝑒𝒶𝓃. 🎀 ✧

development full-stack hacktoberfest hacktoberfest-2021 hacktoberfest-accepted hacktoberfest-starter hacktoberfest2021 hactoberfest java project python3 web

Last synced: 31 Jul 2025

https://github.com/orienteerbap/jnpm

Native Java API to work with JavaScript Node Package Manager (NPM): query, retrieve, pack into jar (webjars), CDN

artifact frontend java npm resources

Last synced: 02 Aug 2025

https://github.com/y785/script-api

A java MapleStory🍁 scripting api.

java maplestory maplestory-scripts

Last synced: 04 Mar 2025

https://github.com/ayu-hack/hacktoberfest-contributions

This repository helps beginners contribute to open source and participate in Hacktoberfest. We welcome all pull requests (Python & Java), prioritize genuine contributions, and promote good first issues! #hacktoberfest2022 #hacktoberfest2023 #hacktoberfest2024

beginner-friendly dsa hacktoberfest hacktoberfest-accepted hacktoberfest2024 java miniprojects python reactjs webdevelopment

Last synced: 13 Mar 2025

https://github.com/swiftjava/java_swift

Support code for Swift Java Bridge

java swift swift-java-bridge

Last synced: 19 Feb 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/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/g00glen00b/dimitri.codes

Static generator for dimitri.codes using Astro

astrojs java javascript markdown utterances

Last synced: 28 Jan 2026

https://github.com/alaeddinejebali/android-converttopdf

How to convert a document to a PDF using iText and Aspose?

android aspose itext java pdf-generation

Last synced: 24 Oct 2025

https://github.com/danielaraldi/ds-delivery

DS Delivery is a web and mobile delivery application for users who want to register and deliver orders. 🍔 @devsuperior

expo heroku java mapbox netlify npm postgresql react-leaflet react-native react-select react-toastify reactjs spring-boot spring-initializr typescript

Last synced: 07 Oct 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/mageekchiu/chkv

Consistent Hashing based Key-Value Memory Storage

consistenthash java memory storage

Last synced: 14 Oct 2025

https://github.com/okaeripoland/okaeri-persistence

Object Document Mapping (ODM) library allowing to focus on data instead of the storage layer

h2 java jdbc json mariadb minecraft mongodb mysql odm redis yaml

Last synced: 13 Mar 2026

https://github.com/noti0na1/lambdacalculus-java

Lambda calculus implemented in Java

computer-science java lambda lambda-calculus utlc

Last synced: 24 Mar 2025

https://github.com/eclipse-rap/org.eclipse.rap

Eclipse RAP Runtime (Remote Application Platform)

eclipse java javascript rcp swt

Last synced: 19 Apr 2025

https://github.com/apache/sling-org-apache-sling-dynamic-include

Apache Sling Dynamic Include

java sling

Last synced: 24 Mar 2025

https://github.com/xtracr/realcamera

[Minecraft Mod] Make the camera more realistic in the first-person view.

fabric fabric-mod forge forge-mod java minecraft minecraft-fabric minecraft-forge minecraft-mod neoforge neoforge-mod neoforged

Last synced: 12 Apr 2025

https://github.com/timostrating/parkingsimulator

Project 1.2 - A simulation project for school

gradle hanzehogeschool java libgdx libgdx-game rollercoaster tycoon

Last synced: 21 Apr 2025

https://github.com/ahmetfurkandemir/opencv-for-android

Opencv Android SDK application for Deep Neural Networks to run on Android.

android facedetection java opencv opencv-android-sdk

Last synced: 15 Apr 2025

https://github.com/grahamedgecombe/netty-sni-example

An example of how to use server-side SNI in Netty with Java 8.

java netty ssl

Last synced: 11 Apr 2025

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/bitstorm/tiny-zip

The missing Zip library for Java

java library utility zip

Last synced: 14 Jan 2026

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/wojciechzankowski/iextrading4j-hist

IEX Trading library to parse TOPS and DEEP multicast packets

deep feed hist iex iex-trading iextrading java market-data tops udp

Last synced: 12 Oct 2025

https://github.com/codesqueak/jackson-json-crypto

Jackson Crypto Extension Module

aes encryption jackson java json module

Last synced: 13 Jul 2025

https://github.com/justinethier/avl-tree

Implementation of an AVL tree in Java

avl-tree java

Last synced: 12 Jul 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/skyzyx/alpine-pandoc

Docker container with Alpine Linux, Pandoc, PlantUML, and Sphinx.

alpine-linux container docker documentation haskell java pandoc plantuml python sphinx

Last synced: 25 Mar 2025

https://github.com/frc1257/robotics-training

Team 1257's repository for training new members

docsify frc java

Last synced: 24 Oct 2025

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/kooperlol/blockify

A client-sided block library for Minecraft

api blocks client-side java minecraft packets paper papermc spigot utils

Last synced: 01 Apr 2026

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

Code examples and additional documentation for using Calimero

examples java knx

Last synced: 18 Oct 2025