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/brunocampos01/introducao-a-programacao-orientada-a-objetos

Aulas e exercícios da matéria: Introdução à Programação Orientada a Objetos I (INE5603)

atm atributos book-exercises ine java learning-java loop metodos objetos orientacao-a-objetos poo structures ufsc

Last synced: 04 Oct 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/getyoti/yoti-java-sdk

The Java SDK for interacting with the Yoti Platform

2fa identity java login multifactor-authentication register sdk spring-boot verification yoti

Last synced: 19 Jun 2025

https://github.com/shpota/dto-generation-plugin

A show-case project demonstrating extension of IntelliJ IDEA's functionality

blog idea idea-plugin intellij intellij-plugin java plugin plugins

Last synced: 11 Sep 2025

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/yangboz/spring-boot-with-activiti-drools-example

Getting started with Activiti and Spring Boot and Drools

activiti-drools bpm-diagram drools java spring-boot

Last synced: 20 Mar 2025

https://github.com/oswaldobapvicjr/performetrics

A simple performance data generator for Java applications

benchmark counter cpu java metrics-gathering stopwatch

Last synced: 08 May 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/jonenine/ferry

将内网服务开放(摆渡、代理)到公网

golang java proxy

Last synced: 15 Jan 2026

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/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/goldmansachs/mrword2vec

A MapReduce / Hadoop implementation of Word2Vec

java mapreduce word2vec

Last synced: 11 Apr 2025

https://github.com/euphoriadev/doggy

Scripts for VK

android java vk vk-api

Last synced: 23 Oct 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: 12 Mar 2025

https://github.com/meistermeier/spring-graphql-neo4j

Example project using Spring Data Neo4j and Spring GraphQL

java spring-boot spring-graphql

Last synced: 07 May 2025

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/jishanshaikh4/management-platform

Data management and accessibility platform (e.g. an orphanage) based on Java Core and GUI

java project

Last synced: 06 Jul 2025

https://github.com/zhongantech/dmds

DMDS is a highly scalable distributed MySQL sharding middleware.

database java middleware mysql shard

Last synced: 29 Apr 2025

https://github.com/bvolpato/mdmlang

🔄 Natural Transformation Language for Java

cleaner integration java nlp rules

Last synced: 11 Apr 2025

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/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/igniterealtime/asterisk-im

Igniterealtime Asterisk IM

asterisk java openfire

Last synced: 24 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/radanalyticsio/oshinko-s2i

This is a place to put s2i images and utilities for spark application builders for openshift

java openshift oshinko-s2i pyspark s2i-image scala spark

Last synced: 12 Mar 2026

https://github.com/ArkEcosystemArchive/ark-java

Library for interacting with an Ark Ecosystem Blockchain using the JVM.

android ark blockchain java jvm

Last synced: 03 May 2025

https://github.com/jcabi/jcabi-matchers

A few convenient Hamcrest matchers, mostly for XPath vs XHTML and fields in JAXB

hamcrest hamcrest-matchers java jaxb xml xpath

Last synced: 27 Feb 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/supertone-inc/supertonic

Lightning-fast, on-device TTS — running natively via ONNX.

cpp csharp go ios java lightweight nodejs on-device python rust swift text-to-speech tt tts web

Last synced: 24 Nov 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/coderarjob/kpdfsync

Annotates PDF files with the highlights and notes from Kindle Clippings.txt file.

java kindle kindle-clippings kindle-highlights kindle-notes

Last synced: 03 Sep 2025

https://github.com/imxnoobx/fufuclient

A BlockGame client mod i made with the purpose of learning java and playing in LiveOverflow's server. Idea inspired by LiveOverflow 🙃

java liveoverflow minecraft minecraft-mod mod

Last synced: 04 Apr 2026

https://github.com/qqilihq/property-editor

An editor for hierarchical properties as Java Swing component

editor gui java property swing tree

Last synced: 22 Jul 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/nshalabi/coding-ghidra

Java Library wrapper for Ghidra Headless Analysis + Java Samples

ghidra ghidra-plugins headless-analysis java malware-analysis reverse-engineering

Last synced: 14 May 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/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/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/fcorti/pentaho-8-reporting-for-java-developers

Pentaho 8 Reporting for Java Developers.

java maven pentaho prpt reporting

Last synced: 14 Mar 2026

https://github.com/frett27/jfgdb

Java File Geodatabase (FGDB) JNI Wrapper, permit to read/write simple features in .gdb from Java

api crud geodatabase gis java native simplefeature

Last synced: 25 Feb 2026

https://github.com/s4u/pgp-keys-map

PGP keys map to maven artifacts

hacktoberfest java maven-plugin pgp pgp-key security

Last synced: 11 Oct 2025

https://github.com/lupcode/java-sse-client

Full implementation of a HTTP event stream client that listen for Server-Sent Events (SSE).

api event-stream http http-client java java-11 java-11-http-client library listen server-sent-events sse sse-client

Last synced: 17 Oct 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/sergiss/level-editor-3d

:department_store: Level editor for 3D games like GTA 1 and 2

2-5d 3d fps-game game-development java level-editor libgdx rpg-game

Last synced: 14 Oct 2025

https://github.com/filiprokita/minecraft-server-docker

Easily deploy and manage Minecraft servers with this Docker setup. This project streamlines the process of running Minecraft servers, including various modpacks, by leveraging Docker's benefits of isolation, portability, and consistency. Simplify your server management and ensure a consistent environment across different machines.

containerization devops docker gaming java minecraft minecraft-mods minecraft-server modpacks open-source server server-management servers

Last synced: 13 Oct 2025

https://github.com/nisabmohd/data-structures-java

I've implemented a comprehensive set of generic data structures in Java, including arrays, linked lists, stacks, queues, trees, and more, ensuring versatility and efficiency in data handling.

coding collections-framework community-learning data-structures graph hashmap heaps interview-preparation interview-questions java linked-list list maps open-source problem-solving queue sets studynotes trees trie

Last synced: 18 Oct 2025

https://github.com/scaleset/scaleset-geo

Scaleset Geo is a GeoJSON compatible framework for working with simple feature data.

geojson geometry jackson java streaming-parser

Last synced: 29 Jan 2026

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/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/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/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/lancelote/javabasicsstepik

Java Basics Stepik Course Code

java stepik

Last synced: 18 Mar 2025

https://github.com/angel-raa/spring-security-jwt-authentication-and-authorization

This example shows how to implement JWT token-based authentication and authorization in a Spring Boot application. The project uses Spring Security to provide authentication and authorization, JPA and PostgreSQL as the database.

docker-compose java jdk-17 jpa jwt-token postgresql spring-boot spring-projects spring-security

Last synced: 02 May 2025

https://github.com/marhali/json5-java

This is a lightweight library to parse and serialize JSON5 data.

java json5 library parser serializer

Last synced: 07 Sep 2025

https://github.com/lightstep/otel-launcher-java

Launcher, a Lightstep Distro for OpenTelemetry Java 🚀

java opentelemetry

Last synced: 16 Jun 2025

https://github.com/wolframresearch/bioformatslink

Package for interacting with Bio-Formats library in the Wolfram Language

bio-formats java jlink library mathematica microscopy wolfram-language

Last synced: 10 Apr 2025

https://github.com/hui-z/mondrian

Mondrian is an Online Analytical Processing (OLAP) server that enables business users to analyze large quantities of data in real-time. https://github.com/pentaho/mondrian

java jolap mondrian mondrian-enigne

Last synced: 11 Apr 2025

https://github.com/edvinas01/jelly-dude

2d game based on soft body physics

2d-game ashley java kotlin libgdx

Last synced: 19 Mar 2025

https://github.com/shoyamanishi/androidmfcc

26-Point MFCC & 512-Point FFT Generator & Visualizer in Java, C++, and NEON intrinsics

android asr audio cpp fft java mfcc neon-simd-intrinsics spectrum visualizer

Last synced: 14 Apr 2025

https://github.com/metio/memoization.java

Java memoization library

cache java memoization memoize

Last synced: 30 Jul 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/hms-core/hms-image-render-java

This sample code is to guide the developer how to integrate the Image Render Sub-service in the Image Kit, achieving a variety of effects design. This sub-service provides 5 basic animations and 9 advanced 2D animations.

andorid animation hms huawei imagekit java picture

Last synced: 01 Aug 2025

https://github.com/riversun/java-promise

Promise library for java.You can do the same thing with JavaScript's Promise in java! Concurrent library.

asynchronous concurrency-library java javascript multithreading promise

Last synced: 01 Aug 2025

https://github.com/zhuamaodeyu/knowledge

程序员的知识管理与自我修养,个人博客,源码解析,问题总结 https://zhuamaodeyu.github.io/knowledge/

go ios java spring springboot springcloud

Last synced: 14 May 2025

https://github.com/naoghuman/lib-tile

Lib-Tile is a multi Maven project written in JavaFX and NetBeans IDE 8 and provides the functionalities to use and handle easily Tiles in your JavaFX application.

icon icons image images java java-8 javafx libraries library maven maven-multimodule netbeans netbeans-ide overlay tile transparency transparent

Last synced: 04 Oct 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/yupiik/uship

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

java jsonrpc microservice stack

Last synced: 13 Apr 2025

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/moberwasserlechner/jopencage

OpenCage geocoding client for Java

geocoding java opencage openstreetmap

Last synced: 16 Jul 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/wupeixuan/note

后端技术文章精选

java mysql nginx zookeeper

Last synced: 17 Jul 2025

https://github.com/michaeldorner/instanceofbenchmark

Bechmarking Java's instanceof and its alternatives

benchmark java jmh

Last synced: 13 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/rapter1990/springbootelk

The usage of ELK(Elastic Search, Logstash, Kibana) in Spring Boot

docker docker-compose elasticsearch elk filebeat java kibana logstash mysql spring-boot springboot

Last synced: 16 May 2025

https://github.com/robtimus/ftp-fs

An FTP(S) NIO.2 file system

filesystem ftp java nio2

Last synced: 18 Apr 2026

https://github.com/himash79/spring-boot-mysql-rest-api-crud

Build Restful web services using spring boot and MYSQL and Hibernate as well as End-points authenticate with JWT authentication.

hibernate java jpa jwt-authentication maven mysql restful-api spring-boot spring-security

Last synced: 11 Jul 2025

https://github.com/Bombe/jSite

Official jSite repository

freenet java

Last synced: 19 Nov 2025

https://github.com/uakihir0/twitter-web-client

Twitter Client Library calling WEB API.

j2objc java twitter

Last synced: 03 Sep 2025

https://github.com/wizardjedi/smpp-test-tools

Testing tools for smpp

cli java smpp sms

Last synced: 16 May 2025

https://github.com/helins/linux-i2c.java

Use the standard Linux I2C API from the JVM

i2c iot java jna linux native rpi

Last synced: 19 Apr 2025

https://github.com/26hzhang/word2vecfjava

Word2VecfJava: Java implementation of Dependency-Based Word Embeddings and extensions

java lexical-substitution neural-network nlp word-embeddings word-similarity word2vec-model word2vecf

Last synced: 19 Apr 2025

https://github.com/dm-drogeriemarkt/log-capture

assertions for logging with logback

automated-testing java junit logger logging testing

Last synced: 06 Mar 2026