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/suryasekhar14/hacktoberfest-2021

A repository for Hacktober Fest contributions. Everyone is welcome. Fork away!

appdevelopment c cpp hacktober-fest-contributions hacktoberfest hacktoberfest-accepted hacktoberfest2021 java javascript python

Last synced: 10 Mar 2026

https://github.com/michael-simons/neo4j-aura-quarkus-graphql

Built a GraphQL-API based on the Cypher-DSL and Quarkus.

aura graphql java neo4j

Last synced: 08 May 2025

https://github.com/apache/sling-org-apache-sling-query

Apache Sling Query

java sling

Last synced: 24 Mar 2025

https://github.com/swimos/greenhouse

This is an advanced sample application that demonstrates deploying and running Swim on a network of Raspberry Pis and using configuration to change behavior. This version uses Docker Images for build and deployment to Azure Iot Edge devices.

arduino distributed java javascript nodejs raspberry-pi raspberrypi swim

Last synced: 08 Apr 2025

https://github.com/zengfr/svm-neuro-matching

SVM Neuro Matching C#机器学习 LibSVM支持向量机 神经网络 匹配 中文文本分词分类聚类

accrod aforge csharp hotel java learning libsvm matching neuro nlp room svm svm-neuro-matching tfidf zengfr

Last synced: 11 Apr 2025

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

Communicate with the Open Source TCGdex API in Kotlin/Java using the SDK

api card java kotlin pokemon sdk tcg tcgdex trading

Last synced: 08 Apr 2025

https://github.com/rameshmf/j2ee-design-patterns

Repository for J2EE design patterns with examples.

design-patterns j2ee java

Last synced: 03 May 2025

https://github.com/objectionary/eo-graphs

A few classic graph algorithms implemented in C++, Java, and EOLANG

algorithm cpp eolang graph graph-algorithms java

Last synced: 01 May 2025

https://github.com/kapilyadav-dev/censory

Censored word library, Ban abusive words

abuse-detection androd censored-words java

Last synced: 12 Apr 2025

https://github.com/netomi/uom

A library to represent quantities and perform conversions between units of measurements with double or arbitray precision.

java units-converter units-of-measurement unitsofmeasurement

Last synced: 12 May 2025

https://github.com/kasdihacene/workflow-github-actions

Automate a development workflow and build a CI/CD pipeline using Github Actions.

azure ci-cd continuous-deployment devops github-actions java

Last synced: 16 May 2025

https://github.com/amir-p/gradientseekbar

Beautiful gradient SeekBar implementation in Android for API 17+

android java seekbar view

Last synced: 02 Sep 2025

https://github.com/phoenix616/versionconnector

Bungee plugin to connect different Minecraft client versions to different servers on join

bukkit bungee bungeecord forge java minecraft plugin protocol spigot

Last synced: 23 Mar 2025

https://github.com/fishercoder1534/randomjava

Any random Java goes here.

design-patterns examples intellij java java-8

Last synced: 15 May 2025

https://github.com/ivanyu/java-agents-demo

An example of bytecode modifying Java agents done with Javassist and Byte Buddy

blog-post byte-buddy java java-agent javassist

Last synced: 15 Apr 2025

https://github.com/jshiftio/kubernetes-maven-plugin

Maven plugin for getting your Java apps on to Kubernetes

java kubernetes maven-plugin

Last synced: 15 Apr 2025

https://github.com/ykayacan/hashing-utils

A basic Java implementation of Consistent Hashing, Rendezvous Hashing and Weighted Rendezvous Hashing.

consistent-hashing hashing java rendezvous

Last synced: 07 May 2025

https://github.com/macacajs/macaca-reporter-java-plugin

Macaca Reporter Plugin For Java

java macaca plugin reporter

Last synced: 15 Apr 2025

https://github.com/rogercoding/binary-search-tree

This Java program implements a Binary Search Tree (BST) with basic operations: node insertion, key searching, and in-order traversal. It demonstrates efficient data storage, retrieval, and sorted data display.

binary-search-tree java object-oriented-programming

Last synced: 14 Apr 2025

https://github.com/bitmovin/bitmovin-java

DEPRECATED: Java client for the Bitmovin API, see https://github.com/bitmovin/bitmovin-api-sdk-java

analytics api-client bitmovin bitmovin-api html5-player java video-encoding

Last synced: 05 Jan 2026

https://github.com/jiaqi/datamung

An AWS solution that backs up RDS data in form of S3 object which is transfer'able across regions or accounts

aws backup cloud java netflix prize rds

Last synced: 12 Jan 2026

https://github.com/grkvlt/iterator

Iterated Function System Explorer

2d fractal geometry ifs java maths swing-gui

Last synced: 15 Apr 2025

https://github.com/javaaidev/agentic-patterns

Agentic Workflow & Patterns implemented using Spring AI

agent agentic-ai java llm spring-ai spring-boot spring-framework

Last synced: 01 Mar 2026

https://github.com/chaosdorf/meteroid

Meteroid is a small Android application to manage your account in https://github.com/chaosdorf/mete

android-application hacktoberfest java mete

Last synced: 07 Apr 2025

https://github.com/eclipse-uprotocol/up-java

uProtocol Language Specific Library for Java

core java uprotocol

Last synced: 12 Apr 2025

https://github.com/houarizegai/spocom

Sport Competition Desktop App

competition java javafx sport

Last synced: 27 Aug 2025

https://github.com/dvoraka/av-service

Network file service with replication and anti-virus checking

amqp anti-virus database file-services java jms kafka replication rest solr spring spring-boot storage

Last synced: 16 Jan 2026

https://github.com/anuken/ludumdare46

Ludum Dare 46 entry

html5-game java ludum-dare ludum-dare-46

Last synced: 10 Mar 2026

https://github.com/raofin/bearburger-swing

A maven project with a pretty great UI, developed using Java Spring and Swing frameworks, JDBC template, and other technologies.

academic-project flatlaf food-management food-ordering java java-spring java-swing maven

Last synced: 27 Aug 2025

https://github.com/scify/icsee

ICSee runs on small portable devices (smartphones, tablets) and makes reading and object identification easier. Simply, conveniently and always available!

android assistive assistive-technology hacktoberfest java opencv special-needs video video-processing visual-impairments

Last synced: 06 Sep 2025

https://github.com/deep110/lucid-engine

A basic physics3D engine for learning purposes.

game-development game-engine-2d java physics-engine

Last synced: 11 Apr 2025

https://github.com/oswaldobapvicjr/jsonmerge

Utility for merging JSON objects supporting multiple JSON providers

gson jackson java json json-merge json-merger json-org json-smart jsonpath merge

Last synced: 09 Sep 2025

https://github.com/keremtan/java-spring

This repository has basic information about Spring Framework and a sample application made with Spring Boot.

back-end dependency-injection docker-compose h2-database java postgresql-database rest-api spring spring-boot spring-framework

Last synced: 13 Apr 2025

https://github.com/osandadeshan/appium-java-mobile-automation-demo

This project serves as a boilerplate for automating both Android and iOS mobile applications using a single codebase with TestNG and the Appium library.

android android-app appium automation cross-platform ios ios-app java maven page-object-model testng testng-framework xcode

Last synced: 06 May 2025

https://github.com/sondosaabed/taskaty

👩🏽‍🏫Taskaty is your go-to simple task managmnet mobile app. Your tool for effortlessly organainzg tasks. 👩🏽‍🏫

android-studio gradle gson java mobile-app sharedpreferences tasks-manager ui-design

Last synced: 09 Jul 2025

https://github.com/ashish2030/upgrad-assignment

ᴛʜɪꜱ ɪꜱ ᴍʏ ꜱᴍᴀʟʟ ᴊᴀᴠᴀ ɢʀᴀᴅᴇᴅ ᴀꜱꜱɪɢɴᴍᴇɴᴛ ɢɪᴠᴇɴ ʙʏ ᴜᴘɢʀᴀᴅ

bfs-algorithm dfs-algorithm dijkstra-algorithm graph java shortest-path-algorithm upgrad

Last synced: 20 Jun 2025

https://github.com/moderocky/mimic

A stronger alternative for Java's Proxy API. Allows the creation of 'mimicked' classes and interfaces with the ability to replace their method behaviour.

bytecode java java-17 proxy reflection

Last synced: 21 Mar 2025

https://github.com/falsepattern/gasstation

Mixin 0.8 library for 1.7.10 that works in place of other loaders too.

java library minecraft minecraft-forge minecraft-forge-mod minecraft-mod mixin mixins mod spongepowered-mixin

Last synced: 18 Mar 2025

https://github.com/mikesafonov/spring-boot-starter-prometheus-alerts

Spring Boot Starter for handling alerts from Prometheus Alertmanager

java prometheus prometheus-alertmanager spring-boot

Last synced: 15 Jun 2025

https://github.com/powersystem2024/dynamic-devs

Repositorio del grupo "DynamicDevs⚡", estudiantes de la Tecnicatura Universitaria en Programación UTN

backend frontend java javascript programming python vuejs web website

Last synced: 11 Apr 2025

https://github.com/sentayhu19/simple-hospital-managment-sys-with-java

This is a Hospital management system which allows patients and doctor to get registered and assign patient for selected doctors and the doctor can send req to lab and get report about the patient lab result.

java

Last synced: 11 Apr 2025

https://github.com/wangji92/wdt

Convenient for Java developers to quickly query common commands

arthas java shell spring-boot spring-shell wdt

Last synced: 19 Mar 2025

https://github.com/kavithma-thushal/ginzarestaurant

Restaurant using java 11, javafx & maven

java javafx mysql

Last synced: 25 Jul 2025

https://github.com/younes-charfaoui/library-simulator

This is a project for the practical work of the Operating system module in The University of Ibn Khaldoun - Algeria in which we had used the notion of threads and parallelism to make a library simulator.

animation java javafx multithreading mutex-synchronisation mutual-exclusion semaphore simulator

Last synced: 30 Jul 2025

https://github.com/cicirello/interactivebinpacking

Self-guided tutorial on combinatorial optimization, the bin packing problem, and constructive heuristics, suitable for use as course assignments, or by self-directed learners.

bin-packing combinatorial-optimization constructive-heuristics courseware discrete-optimization java self-directed-learning self-guided-tutorial tutorial

Last synced: 07 May 2025

https://github.com/chen0040/java-lda

Package provides java implementation of the latent dirichlet allocation (LDA) for topic modelling

java latent-dirichlet-allocation natural-language-processing statistical-methods topic-modeling

Last synced: 01 Aug 2025

https://github.com/dwolla/dwolla-v2-kotlin

Official Dwolla SDK for Kotlin/Java

dwolla dwolla-api java kotlin sdk

Last synced: 06 Apr 2025

https://github.com/yuriytkach/fundraiser-tracker

Fundraiser Tracker implemented as AWS Lambda with ability to manage through Slack and autosync with Monobank and Privatbank

aws aws-lambda aws-secrets-manager dynamodb java monobank-api privatbank-api quarkus slack-bot

Last synced: 26 Jul 2025

https://github.com/liyupi/yu-ai-code-mother

编程导航 2025 年 AI + 微服务全栈新项目,基于 Spring Boot 3 + LangChain4j 构建对标大厂的 AI 应用生成平台,支持多种模式的智能代码生成、可视化编辑预览、一键部署分享、应用管理、AI 智能路由等。覆盖 AI 智能体开发、LangGraph4j 工作流、Tool Calling、SSE、Vue 3 全栈开发、Spring Cloud 微服务架构、MySQL / Redis / COS / Caffeine 存储、Nginx、多种设计模式、ARMS + Prometheus + Grafana 监控、Cursor Vibe Coding 等核心技术。 用一套教程掌握大厂级 AI 智能体开发+前后端核心技术,成为 AI 时代企业的香饽饽,给你的简历增加竞争力

ai backend deepseek frontend java langchain4j langgraph4j mysql nginx project redis springboot springcloud vue

Last synced: 31 Jul 2025

https://github.com/chinalhr/gungnir

Gungnir是一个基于Spring,Netty,Zookeeper的轻量级分布式RPC服务框架

java netty rpc rpc-framework spring-boot zookeeper

Last synced: 28 Jul 2025

https://github.com/gouravkhunger/accolib

Amazing and easy to use Accordion Library for Android built with kotlin

android android-library android-ui hacktoberfest java kotlin

Last synced: 08 Mar 2026

https://github.com/qaf-tm/qaf-support-ws

Support project that provides ready to use steps for webservices

bdd java qaf rest rest-api test-automation testng webservices

Last synced: 08 Aug 2025

https://github.com/fracpete/multisearch-weka-package

Weka package for parameter optimization, similar to GridSearch, but with arbitrary number of parameters.

classification java machine-learning optimization plugin regression weka

Last synced: 04 Mar 2026

https://github.com/vbauer/commons-vfs2-cifs

SMB/CIFS provider for Commons VFS

cifs-provider commons-vfs2-cifs java jcifs smb

Last synced: 14 Sep 2025

https://github.com/coobird/simpleimageviewer4j

a simple image viewer for Java

image-viewer java java-gui swing

Last synced: 22 Mar 2025

https://github.com/mieskeb/json-api-spring-boot

This project converts a normal Java object to json:api standard. More information about json:api can be found here: https://jsonapi.org/. Created and maintained by Mindware Software.

java json-api spring-boot

Last synced: 01 Nov 2025

https://github.com/arun-gupta/lex-java

Amazon Lex Java API

amazon aws java lex

Last synced: 20 Aug 2025

https://github.com/bytehamster/pse

OPC UA Simulator for Industrial Plants (OSIP)

java opc-ua osip

Last synced: 13 Apr 2025

https://github.com/aashutoshrathi/springcrud

Basic CRUD with SpringBoot + Hibernate

crud hibernate java junit postgresql spring-boot springboot

Last synced: 19 Mar 2025

https://github.com/jonelo/jadapterfornativetts

A simple pure Java library that allows you to use the native Text To Speech engine provided by your operating system by using a ProcessBuilder without JNI. Microsoft Windows, GNU/Linux, and macOS are supported.

java linux macos text-to-speech tts windows

Last synced: 13 May 2025

https://github.com/nangong918/smartmedicine-app

智能医疗推荐问答App 推荐算法:协同过滤,基于内容,神经网络 搜索引擎:ElasticSearch、word2vec/IK分词搜索、知识图谱 IM系统:SpringCloud系列,Netty 终端:Android、JNI 大数据:Hadoop、Spark、Flink、Hive、HBase 爬虫:selenium、lxml 后台:JS,Vue,ElementUI

android bert cpp flink hive instant-messaging java jni kotlin nlp python recommender-systems rtmp spark spring-boot spring-cloud tensorflow webrtc

Last synced: 26 Jun 2025

https://github.com/markerhub/javademo

专注于梳理Java知识点,解析开源项目!这里都是文章代码的项目示例,好好学哈!

docker dubbo java mybatis redis springboot springcloud

Last synced: 14 Jul 2025

https://github.com/lemon24/linesieve

An unholy blend of grep, sed, awk, and Python.

awk cli command-line grep java python regex replace search sed terminal text text-processing

Last synced: 24 Dec 2025

https://github.com/gradle/common-custom-user-data-maven-extension

Maven extension that enhances published build scans by adding a set of tags, links and custom values that have proven to be useful for many projects building with Develocity.

java maven

Last synced: 06 Apr 2025

https://github.com/thexxturboxx/blockhelper

WAILA port for a1.2.6-1.5.2

java legacy minecraft mod waila

Last synced: 04 Jun 2026

https://github.com/pixel-clover/uview

A cross-platform tool for viewing and modifying Unity package files

desktop-application game-development java java-21 java-application unity unity-package-manager unity3d

Last synced: 19 Apr 2026

https://github.com/sondosaabed/recursive-decent-parser

a Java parser implemented using Recursive Decent Parser utlized javafx for GUI. This is part of the coursework of TRANSLATORS AND PROGRAMMING LANGUAGES

java javafx programming-languages recursive-descent-parser translators

Last synced: 30 Oct 2025

https://github.com/monosoul/jvm-in-docker

A repo to demonstrate how to use jlink

docker java jvm

Last synced: 23 Apr 2025

https://github.com/mehdihadeli/spring-food-delivery-microservices

☕A practical and imaginary food delivery microservices, built with java spring, domain-driven design, cqrs, vertical slice architecture, event-driven architecture, and the latest technologies.

cloud-native distributed-systems event-driven event-driven-architecture java microservices outbox-pattern rabbitmq spring spring-boot vertical-slice-architecture

Last synced: 24 Apr 2025

https://github.com/unruly/control

A collection of functional control-flow primitives and utilities.

functional-programming java railway-oriented-programming

Last synced: 14 Jan 2026

https://github.com/patrickfav/singlestep-kdf

Implementation of the single-step key derivation function (KDF) as described in NIST Special Publication 800-56C Rev1 supporting messages digest and HMAC.

cryptography hmac java kdf key-agreement key-derivation key-derivation-function message-digest nist nist800-56 secretkey security singlestep-kdf

Last synced: 09 Apr 2025

https://github.com/citygml4j/citygson

A Gson based library for parsing and serializing CityJSON

citygml cityjson gson java json parsing writing

Last synced: 19 Jul 2025

https://github.com/cf-toolsuite/cf-hoover

Easily aggregate accounting and snapshot usage reporting across multiple foundations

cloud-foundry java reactor spring-boot-3 spring-webflux

Last synced: 11 Jul 2025

https://github.com/f-lab-edu/show-your-worth

[연봉 4000만원 이상] 지도 기반 소셜 네트워크 서비스

graduate java jpa-hibernate mybatis spring

Last synced: 23 Apr 2025

https://github.com/lidulibai/coc-java-vimspector

An extension for coc.nvim to enable Java debugging via jdt.ls

coc-java debug java jdt lsp nvim vim vimspector

Last synced: 12 Jul 2025

https://github.com/shubh2-0/serialization-in-java

Serialization is a mechanism of converting the state of an object into a byte stream. Deserialization is the reverse process where the byte stream is used to recreate the actual Java object in memory. This mechanism is used to persist the object.

deserialization interface java java-8 java-classes object object-oriented-programming serialization

Last synced: 23 Apr 2025

https://github.com/bvolpato/ghostme4j

:ghost: Ghost Me - Java HTTP Proxifier

anonymous java privacy proxy user-agent

Last synced: 11 Apr 2025

https://github.com/mhyrzt/dlib-android-face-landmark

face landmark detection for Android devices with c++, dlib, java, OpenCV

android cmake dlib face-detection java opencv

Last synced: 09 Apr 2025

https://github.com/renilgarala/dsa-java

DSA Notes and Practice Questions With Solution in Java

data-structures dsa dsa-learning-series java

Last synced: 23 Apr 2025

https://github.com/rockset/rockset-java-client

Official Java client library and JDBC driver for Rockset

client java realtime-database rockset

Last synced: 14 Jan 2026