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/stephengold/heart

A general-purpose add-on library for jMonkeyEngine (code has New BSD license)

debug java jme3 jmonkeyengine jmonkeyengine3 jvm-library library math-library mesh open-source perlin-noise platonic-solids quaternions

Last synced: 14 Apr 2025

https://github.com/peytonplayz595/minecraft-indev-webgl

Minecraft Indev 20100223 ported to the web browser using WebGL and TeaVM

java java-8 java-to-javascript minecraft teavm webgl2

Last synced: 22 Apr 2025

https://github.com/yupiik/uship

Uship (µship) is a lightweight microservice stack for modern applications.

java jsonrpc microservice stack

Last synced: 13 Apr 2025

https://github.com/hellokoding/jpa-manytomany-extracolumns-springboot-maven-mysql

JPA Many-To-Many Extra Columns Relationship Mapping Example with Spring Boot, Maven and MySQL

java jpa many-to-many mysql spring-boot spring-data-jpa

Last synced: 17 Aug 2025

https://github.com/oli51467/go-datastructure

围棋数据结构及其规则与状态判断逻辑实现

go goban gogame java

Last synced: 12 Apr 2025

https://github.com/dongyubin/oldclocktodo

适用于旧安卓手机的时钟待办清单软件

android java

Last synced: 12 May 2025

https://github.com/oneoffcoder/lightning-projects

A repository of "Lightning Projects" that children may used to learn the fundamentals of coding in a fun, enjoyable yet effective way.

css greenfoot html java javascript pygame python

Last synced: 06 Apr 2025

https://github.com/abolkog/java-design-patterns

Code for the Java Design Patterns Video Tutorial

design-patterns java tutorial

Last synced: 13 Apr 2025

https://github.com/salesforce/omakase

Java-based, plugin-oriented CSS3+ parser

ast css css-parser java salesforce

Last synced: 15 Apr 2025

https://github.com/sbernard31/benchmark-clients

Command line tool base on https://www.eclipse.org/leshan/ to simulate a fleet of clients

java lwm2m lwm2m-client simulator

Last synced: 05 Jan 2026

https://github.com/ishantk/amazon29nov2019

Amazon Chennai Training on Java and OOPS

algorithms amazon data java structures

Last synced: 01 May 2025

https://github.com/justinsdk/javase9tutorial

Java SE 9 技術手冊相關資料

java

Last synced: 08 Apr 2025

https://github.com/apache/incubator-baremaps-site

Apache Baremaps is a toolkit and a set of infrastructure components for creating, publishing, and operating online maps.

java mapbox openstreetmap postgis postgresql spatial-data vector-tiles web-mapping

Last synced: 19 Oct 2025

https://github.com/sunnysetia93/competitive-coding-problems

Solutions to Coding Problems, Hackathons, Coding Challenges from across the internet (Leet-Code, Hacker-Rank, Code Wars, Hacker-Earth) in multiple programming languages.

c codechef-solutions coding-competitions competitive-programming geeksforgeeks-solutions hacktoberfest hacktoberfest2020 java javascript

Last synced: 14 Feb 2026

https://github.com/xilinjia/xilinota

Xilinota, an open-source multi-platform note-taking application boasting instant syncing among devices and direct keeping of markdown files. The application runs on Linux, MacOS, Windows, Android and iOS.

android electron evernote instant-messaging ios java javascript joplin linux macos markdown multi-platform nodejs note-taking obsidian react react-native synchronization typescript windows

Last synced: 16 Aug 2025

https://github.com/hms-core/hms-wiseplay-demo

WisePlay DRM demo code provides sample program for your reference or usage. WisePlay DRM supplys a standards-based solution for content protection. It supports MPEG-DASH and HLS.

android digital-rights-management drm hms huawei java license wiseplay

Last synced: 01 Aug 2025

https://github.com/woowacourse-teams/2025-festabook

🎆 Festabook ; 흩어진 정보를 하나로, 축제를 한 권에 담다 📖

android-app java kotlin react spring-boot

Last synced: 30 Aug 2025

https://github.com/statickidz/trackio

JavaFX audio mp3 player with folder playlist.

java javafx media mp3 player

Last synced: 14 Jul 2025

https://github.com/learning-zone/hibernate-basics

Hibernate Basics ( v6.x )

hibernate java jdbc

Last synced: 28 Jun 2025

https://github.com/npes87184/s2tdroid

An android app for transforming between Simplified Chinese and Traditional Chinese.

android hacktoberfest java transforming-simplified-chinese

Last synced: 21 Aug 2025

https://github.com/jgperrin/net.jgp.books.spark.ch11

Spark in Action, 2nd edition - chapter 11 - Working with SQL

apache-spark java java8 manning spark spark-sql sparkwithjava sql

Last synced: 28 Aug 2025

https://github.com/joutvhu/fixed-width-parser

Fixed Width Parser: parse fixed width string to object and export object to fixed width string

annotation annotations fixed-width-text java parser string-parser

Last synced: 25 Aug 2025

https://github.com/oxctl/spring-security-lti13

A LTI 1.3 implementation for Spring Security that builds on the OAuth2 support

java library spring spring-security

Last synced: 12 Jan 2026

https://github.com/Bombe/jSite

Official jSite repository

freenet java

Last synced: 19 Nov 2025

https://github.com/paypal/mocca

Mocca is a GraphQL client for JVM languages with the goal of being easy to use, flexible and modular.

graphql groovy java jvm kotlin scala

Last synced: 26 Oct 2025

https://github.com/jgperrin/net.jgp.books.spark.ch10

Spark in Action, 2e - chapter 10 - Ingestion through structured streaming

bigdata book java java8 manning spark sparkstreaming sparkwithjava

Last synced: 06 May 2025

https://github.com/esrrhs/teenpatti_algorithm

teenpatti algorithm

algorithm java teenpatti

Last synced: 26 Jul 2025

https://github.com/denizenscript/denizen-core

The core Denizen engine

java

Last synced: 09 Jul 2025

https://github.com/freeautomationlearning/cucumberframework

This is Chirag... and this Repo for Cucumber code...... You can see Cucumber tutorial video at given you tube channel

appium cucumber cucumber-jvm cucumber-reports feature java maven selenium selenium-java selenium-webdriver

Last synced: 30 Apr 2025

https://github.com/fluentxml4j/fluentxml4j

A fluent API for XML parsing, serialization, XPath querying and transformation in Java.

dom fluent fluentxml4j java java8 lambda parsing query serialization transformations xml xml-parsing xpath

Last synced: 09 Sep 2025

https://github.com/Selbi182/SpotifyDiscoveryBot

A Java-based bot that automatically crawls for new releases by your followed artists on Spotify. Never miss a release again!

bot crawler java music spotify spring-boot springboot sqlite

Last synced: 17 Mar 2025

https://github.com/kryptokrona/hugin-mobile

A React Native implementation of Hugin Messenger

android chat-application cryptocurrency encryption java react-native

Last synced: 17 Jan 2026

https://github.com/freyacodes/fred.moe

fred.moe is a bare-bones file hosting site I made that can be easily set up on other servers.

caddy clamav docker java spring-boot web

Last synced: 28 Oct 2025

https://github.com/aadewunmi/event-management-system-java

"Evently" is an Event Management System. It is a web application for registering events. Tech stack: HTML/CSS/JS, Java 11, Java JSP / Servlet, JDBC, MySQL.

event-management-system html-css java java11 javaee7 javaservlet jdbc-driver mvc mysql mysql-database netbeans-ide tomcat10

Last synced: 07 May 2025

https://github.com/jklingsporn/vertx-push-onesignal

Send push notifications asynchronously in your vertx application with OneSignal.

java onesignal onesignal-notifications push-notifications vertx

Last synced: 20 Jun 2025

https://github.com/burmanm/compression-int

64-bit integer compression algorithms in Java

compression integer-compression java

Last synced: 26 Mar 2025

https://github.com/mouthlessgames/jewelthief

This Android game is a remake of the legendary Jewel Thief game made by Paul Ligeski from ServantWare in 1991 using the libGDX game development framework.

android android-app android-application android-game arcade-game game game-dev game-development gamedev java libgdx libgdx-application libgdx-game pixel pixel-art pixelart pixels therefactory

Last synced: 30 Apr 2025

https://github.com/vyfor/kpresence

📦 Lightweight Kotlin Multiplatform library for Discord Rich Presence

discord discord-presence discord-rpc java jvm kotlin kotlin-native presence rich rich-presence rpc

Last synced: 10 Apr 2025

https://github.com/knokko/custom-items-gradle

Knokko's Custom Items: Add custom items to your server, completely free of charge

bukkit java minecraft spigot spigot-plugin

Last synced: 03 Apr 2026

https://github.com/seanghay/betterkhmer

Regex-free, fast Khmer Encoding normalizer ported to 18 languages

c cpp csharp dart flutter go java khmer khmer-normalize khmer-normalizer kotlin perl php python ruby rust zig

Last synced: 02 Jun 2026

https://github.com/stefanbratanov/jvm-openai

A minimalistic OpenAI API client for the JVM, written in Java

ai api chatgpt dall-e gpt-3 gpt-4 java jvm library machine-learning microsoft openai openai-api

Last synced: 27 Feb 2026

https://github.com/stephengold/Heart

A general-purpose add-on library for jMonkeyEngine (code has New BSD license)

debug java jme3 jmonkeyengine jmonkeyengine3 jvm-library library math-library mesh open-source perlin-noise platonic-solids quaternions

Last synced: 19 Mar 2026

https://github.com/zeoflow/jx

JavaX improved library - JDK-8

java java-library jdk-8 jdk8 zeoflow zeoflow-library

Last synced: 14 Jan 2026

https://github.com/brendonmiranda/clancy

Clancy is a Discord Music Bot made in Spring Boot and Java using JDA

discord discord-bot java jda jda-bot music music-bot musicbot radio

Last synced: 23 Apr 2025

https://github.com/jbangdev/jbang-examples

Example repository for jbang

gitpod java jbang

Last synced: 26 Apr 2025

https://github.com/javamilk/learningguava

本项目记录对 guava 的学习以及一些相关好文章的摘录。

guava java

Last synced: 23 Apr 2025

https://github.com/mikeware/spacebattlearena

Space Battle Arena is a Programming Game.

apcs java programming-game space-battle students tealsk12

Last synced: 15 Aug 2025

https://github.com/kakarottocui/hospitalsys

基于java springboot的医院信息管理系统

java mysql springboot

Last synced: 28 Jul 2025

https://github.com/bvolpato/mdmlang

🔄 Natural Transformation Language for Java

cleaner integration java nlp rules

Last synced: 11 Apr 2025

https://github.com/fujaba/fulib

Fulib is a library that provides code generation for UML like models and some model management functionalities.

code-generator fulib java

Last synced: 14 Jan 2026

https://github.com/Abhii-07/AI-Code-Converter

This web application allows you to convert code from one programming language to another using the ChatGPT API. It also provides code debugging and code quality checking features.

code-converter genrative-ai html-css-javascript java openai reactjs spring-boot

Last synced: 13 Apr 2025

https://github.com/songwo-153/springboot-smart-teaching-recommendation-system

基于Springboot的智慧教学平台的系统设计与实现(智慧教学推荐系统),可以进行学习分析和个性化推荐,系统可以根据学生的学习行为和表现进行分析,生成学习分析报告。根据学生的学习情况和需求,系统可以提供个性化的学习推荐和建议,推荐适合的课程和教学资源推荐(根据用户点击量或浏览量推荐)。

collaborative-filtering html java mybatis mysql recommendation-algorithm springboot vue

Last synced: 14 Jul 2025

https://github.com/wmixvideo/correios

Biblioteca Java para acessar os serviços dos Correios

api correios java

Last synced: 17 Jan 2026

https://github.com/fizzed/bigmap

Drop-in replacement for JVM maps when you need to optimize memory or work with large datasets

java

Last synced: 13 Apr 2025

https://github.com/sap-samples/cloud-objectstore-java-sample

The Object Store reference application aims to provide a single-code line application, which can be run in SAP BTP, Cloud Foundry environment, consuming Object Store service with different IaaS providers underneath - e.g. AWS, GCS, Azure.

cloud-foundry java objectstore sample sample-code sap-btp sap-btp-cloud-foundry sap-cloud-platform

Last synced: 13 Apr 2025

https://github.com/ice1000/text-sequence

Text sequence data structures

data-structure java

Last synced: 18 Mar 2025

https://github.com/sureshg/installcerts

🏺Create a PKCS12 TrustStore by retrieving server certificates.

certificate crypto java jks jvm keystore keytool kotlin pkcs12 tls-certificate truststore

Last synced: 05 Apr 2025

https://github.com/tlinkowski/unij

Universal facade of JDK 9+ API, focused on Collection factory methods

backport collectors facade immutable-collections java jdk jdk11 jdk8 library

Last synced: 24 Jun 2025

https://github.com/rahulsom/ihe-iti

Java codegen for the IHE ITI profiles

healthcare ihe-iti java xds

Last synced: 14 Apr 2025

https://github.com/0x676e67/mayi

基于RBAC、OAuth2.1认证模式的微服务动态权限脚手架

authorization java mybatis-plus oauth2 oauth2-server spring spring-boot spring-cloud

Last synced: 14 Apr 2025

https://github.com/shaoxiongdu/java-datastructure-algorithm

用Java实现的《数据结构与算法》

datastructures java

Last synced: 14 Apr 2025

https://github.com/gbzarelli/androidfacedetectopencv

[ANDROID] Sample project on how to implement the OpenCV SDK on Android with face detection

android android-sdk android-studio face-detection gradle haar java opencv opencv-sdk

Last synced: 14 Apr 2025

https://github.com/tychozzz/back-end-rss

📖 根据 RSS 订阅源定时抓取前沿后端相关文章,并实时更新至对应网站。来源:美团技术 / 阿里技术 / 阿里巴巴中间件 / Thoughtworks洞见 / 高可用架构 / 阮一峰的网络日志 / 有赞技术团队

cache db distributed-systems golang java jdk k8s microservice mq mysql redis rocketmq spring

Last synced: 10 Apr 2025

https://github.com/viadee/javaanchorexplainer

Explains machine learning models fast using the Anchor algorithm originally proposed by marcotcr in 2018

ai algorithm anchor explainable-ai h2oai java machine-learning

Last synced: 13 Oct 2025

https://github.com/cng1985/adminstore

一个简单的项目初始化模板,集成shiro,spring,hibernate,spring mvc,ehcache,disconver,bootstrap。搭建项目时候不错的一个选择!,后台采用AdminLte。

activiti admin-template adminlte adminstore bootstrap discover ehcache freemarker hibernate java mysql quartz-scheduler quarz shiro spring spring-mvc

Last synced: 12 Mar 2026

https://github.com/hardiksinghbehl/kafka-java-spring-boot-poc

Kafka integration with Java Spring-boot with one application serving as a producer and the other consuming the messages

docker-kafka java kafka kafka-consumer kafka-producer spring-boot

Last synced: 09 Apr 2025

https://github.com/flipkart/foxtrot

A store abstraction and analytics system for real-time event data.

alerting analytics data-engineering data-science data-visualization elasticsearch hbase java monitoring

Last synced: 12 Dec 2025

https://github.com/yupiik/fusion

Yupiik Fusion is a modern, high-performance web framework built on top of GraalVM. The framework is designed to provide a streamlined and efficient way to develop web applications.

cloud framework graal-native java kubernetes lightweight

Last synced: 07 Mar 2026

https://github.com/xwhqsj/calljvm

Call JVM from C/C++ in ThreadPool

cplusplus-11 java jni multithreading threadpool

Last synced: 13 Oct 2025

https://github.com/alexpanov/freeportfinder

Find a free local port (mainly) for testing purposes

java micro-library networking open-ports

Last synced: 11 Mar 2026

https://github.com/hcoles/voices

Fast, in-process text to speech for Java

java onnx piper piper-tts tts

Last synced: 14 Oct 2025