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/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/selimhorri/hr-management-system

Spring Boot app, handling CRUD operations for employees as well as their departments

dockerfile java spring spring-boot spring-security sql thymeleaf-template-engine

Last synced: 12 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: 23 Apr 2025

https://github.com/team142/gg

An in-browser multiplayer tank battle game

babylonjs docker game gradle java javascript rollup spring spring-boot velociraptors websocket

Last synced: 08 Jul 2025

https://github.com/oussamabonnor1/jetstory

JetStory is an open source android app made to help you spend your waiting time reading stories that have similar length to your available time.

android android-studio api app bootstrap csharp dotnet-core font-awesome java mobile-app open-source reading story time-management visual-studio-code xml

Last synced: 02 May 2025

https://github.com/zoltan-nz/kafka-spark-project

Distributed System in Docker with Apache Kafka and Spark for big data streaming and visualisation (NodeJS, TypeScript, React, NestJS, Java)

java javascript kafka nodejs spark typescript

Last synced: 03 Jul 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/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/epam/Gepard

Test Automation Framework

framework java junit test-automation

Last synced: 27 Feb 2025

https://github.com/ajermakovics/backflow

A dynamic reverse proxy server

java java8 reverse-proxy undertow

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/kpavlov/tachyon

💫 Tachyon MCP Runtime for JVM - a Java Model Context Protocol server with Streamable HTTP, native Netty transports, tasks, resources, prompts, resumable sessions, and stateless deployment support.

ai ai-agent-tools ai-agents ai-agents-mcp java java-21 java-25 java-26 llm-tools mcp model-context-protocol netty server

Last synced: 03 Jul 2026

https://github.com/sivaprasadreddy/sivalabs-youtube-code-samples

Sample code for my YouTube video tutorials

java spring-boot video-tutorials youtube

Last synced: 25 Jun 2025

https://github.com/nea/nehe-android-ports

NeHe Android Ports

android java nehe opengl tutorial

Last synced: 11 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/liyupi/free-algorithm-learning

算法导航,免费的可视化算法学习神器!通过交互式动画带你掌握常见数据结构(二叉树、链表、栈、队列、图)和算法(排序、搜索、动态规划、贪心)。提供保姆级算法学习路线图和详细教程,支持Java、Python、JavaScript、Go、C++等多语言实现。可自定义输入数据,实时观察算法执行过程,配套LeetCode练习题。告别抽象难懂的传统学习方式,完美应对算法面试。从入门到高阶,让算法学习变得简单、直观、有趣!

algorithm algorithms computer-science data-structures dynamic-programming interview-preparation interview-questions java javascript leetcode python sorting-algorithms

Last synced: 07 Oct 2025

https://github.com/memfault/bort

Memfault SDK for AOSP-based Android devices. Observability, logging, crash reporting, and updating all in one service. More information at https://docs.memfault.com.

android aosp bugreports firmware java kotlin memfault observability ota sdk

Last synced: 11 Jan 2026

https://github.com/rootulp/hackerrank

:pencil2: Hackerrank solutions

hackerrank java problems python ruby

Last synced: 11 Apr 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/mgubaidullin/infinity

Prototype of forecast service that uses machine learning to deliver forecasts

camel cassandra chartjs java kafka quarkus spark vuejs

Last synced: 27 Mar 2026

https://github.com/mscheong01/interfaice

Define an interface, and use LLM as your implementation!

ai artificial-intelligence chatgpt gpt java kotlin large-language-models llm proxy spring spring-boot

Last synced: 03 May 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/ucloud/ucloud-sdk-java

UCloud SDK for Java

developer-tools devops java sdk ucloud

Last synced: 10 Apr 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/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/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/praj-foss/swing-graalvm-demo

Swing demo app compiled with GraalVM native-image

graalvm java native-image swing

Last synced: 17 Sep 2025

https://github.com/datl4g/klient2klient

Discover devices in your network and create a connection between them to send data

java kotlin library multiplatform p2p

Last synced: 09 Mar 2026

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/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/mybatis/hazelcast-cache

MyBatis Hazelcast adapter

cache hazelcast java

Last synced: 21 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/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/parttimenerd/meta-agent

Instrument instrumenting agents to see how they transform classes

instrumentation java java-agent

Last synced: 30 Jun 2025

https://github.com/eyesniper2/skRayFall

An addon for skript that adds Citizens support, EffectLib support and other features.

addon bukkit java kotlin skript skript-language

Last synced: 26 Feb 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/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/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/shurjopay-plugins/sp-plugin-java

shurjoPay plugin module for Java application

java payment-gateway payments shurjomukhi shurjopay spring spring-boot

Last synced: 12 May 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/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/forge/intellij-idea-plugin

JBoss Forge IntelliJ IDEA Plugin

forge idea-plugin java jboss-forge

Last synced: 09 Jul 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/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/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/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/viralvaghela/telegram-bot-array-index-out-of-bound

This Bot will provide you with a variety of features, including programming quotes, jokes, random jokes, and real-time global Covid-19 data. Additionally, it offers a wide range of resources such as books, videos, and tutorials to assist you in learning programming.

bot java java-spring-boot javabot random-jokes telegram-bot telegram-bot-array telegram-bots telegram-jav telegram-java-api

Last synced: 09 Oct 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/twostack/bitcoin4j

Bitcoin SV Library for Java

bitcoin blockchain bsv hacktoberfest java

Last synced: 14 Jan 2026

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/paveldat/tetris

Java game "Tetris"

java tetris tetris-game

Last synced: 22 Jul 2025

https://github.com/louisjenkinscs/llvm-jvm

[W.I.P] A Just-In-Time Java Virtual Machine written in Haskell

bytecode educational haskell interpreter java java-bytecode jvm language monad monadic scala virtual-machine

Last synced: 26 Jun 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/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/cardano-foundation/cf-java-rewards-calculation

This java project is used to calculate the rewards of the Cardano blockchain. It aims to be both an edge case documentation and formula implementation.

calculation cardano java pool reserve rewards treasury

Last synced: 12 Jan 2026

https://github.com/artipie/docker-adapter

Docker registry storage adapter

docker docker-registry java private-docker-registry

Last synced: 08 Sep 2025

https://github.com/devfinwiz/alas

This is a full fledged advanced automated library software built in Java Netbeans to reduce manual efforts of the librarian, students to ensure smooth functioning of library by involving RFIDs.

java jdbc library-automation rfid-rc522 sqlite

Last synced: 02 Aug 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/dadiyang/java-stomp

使用 STOMP over SockJS 实现的 SpringBoot 脚手架项目,可用于快速搭建 WebSocket 工程

java sockjs springboot stomp websocket

Last synced: 12 Jan 2026

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/xsavikx/openweathermap-java-api

Java API to access openweathermap.org API

api-client java openweathermap-api

Last synced: 15 Apr 2025

https://github.com/dengbocong/algorithm

数据结构算法的整理讲解,含Java/Python版本

acm algorithms cpp data-structures java leetcode oj python

Last synced: 15 Apr 2025

https://github.com/nasa/ziggy

Ziggy, a portable, scalable infrastructure for science data processing pipelines, is the child of the Transiting Exoplanet Survey Satellite (TESS) pipeline and the grandchild of the Kepler Pipeline.

algorithm analysis arc data data-analysis data-reduction java k2 kepler linux macos nasa open-source pipeline science tess ziggy

Last synced: 09 May 2026

https://github.com/yandex-cloud/java-sdk

Yandex.Cloud Java SDK

java yandex-cloud

Last synced: 28 Apr 2025

https://github.com/rohatdgnr/tourismagency

The main purpose of this project is to enable businesses operating in the hotel sector to manage their daily operations more effectively and optimize customer reservation processes.

java postgresql swing

Last synced: 31 Aug 2025

https://github.com/cyclopsmc/integratedtunnels

Transfer other energy, items and fluids over Integrated Dynamics networks

forge hacktoberfest java minecraft

Last synced: 01 May 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/calimero-project/introduction

Code examples and additional documentation for using Calimero

examples java knx

Last synced: 18 Oct 2025

https://github.com/landawn/abacus-jdbc

Coding with SQL/DB is just like coding with Collections

dao java jdbc jpa orm sql sqlbuilder

Last synced: 25 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/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/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/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/chains-project/bump

A dataset of reproducible breaking dependency updates, SANER 2024 (https://doi.org/10.1109/SANER60148.2024.00024)

dependency-analysis java

Last synced: 30 Oct 2025

https://github.com/KovuTheHusky/dynmap-structures

A Bukkit plugin that shows your world's structures (such as Villages, Strongholds, and Pyramids) on Dynmap.

bukkit dynmap java minecraft

Last synced: 03 May 2025

https://github.com/groupe-sii/ogham

Sending email, sms or whatever is a piece of cake

email hacktoberfest java sms spring-boot

Last synced: 13 Sep 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/bhattbhavesh91/facebook-transcoder-demo

A small walkthrough of Facebook's TransCoder Pretrained model for Code Conversion

code-converter facebook-research facebook-transcoder java python transcode

Last synced: 13 Jul 2025

https://github.com/stastnypremysl/mines3d

Minesweeper on n*m*2 matrix for Android.

android game java minesweeper-style-game

Last synced: 12 Apr 2025

https://github.com/kevalmorabia97/naive-bayes-text-classifier-in-java

Naive Bayes Classification used to classify movie reviews as positive or negative

java machine-learning naive-bayes-classifier text-classification

Last synced: 10 Jul 2025

https://github.com/bsommerfeld/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: 22 Jun 2025

https://github.com/misterlingham4/crackingthecodinginterview

Repository to hold code written to help study for coding interviews using the textbook "Cracking the Coding Interview." Includes data structure implementations and solutions to problems in the textbook.

java jdk jdk11 jdk17 jdk21 jdk23 jdk8 jvm

Last synced: 10 Sep 2025

https://github.com/Konloch/HTTPRequest

HTTPRequest is an easy-to-use zero dependency Java wrapper to read from a URL. Support for Cookies, proxies, UserAgent, post data and more.

cookies http-client http-request http-requests httprequest java java-8 java-library library postdata proxies proxy useragent

Last synced: 12 Jul 2025

https://github.com/jgperrin/net.jgp.books.spark.ch07

Spark in Action, 2nd edition - chapter 7 - Ingestion from files

apache-spark java java8 manning spark sparkwithjava

Last synced: 06 May 2025