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/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/apache/james-jsieve

Mirror of Apache James jSieve

james java mail network-server

Last synced: 10 Mar 2026

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/eclipse-uprotocol/up-java

uProtocol Language Specific Library for Java

core java uprotocol

Last synced: 12 Apr 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/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/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/pspdfkit/pspdfkit-android-simple-example

Simple PSPDFKit for Android example app

android java kotlin pdf pspdfkit

Last synced: 08 Jul 2025

https://github.com/rainu/pdf-template

This project shows how to generate a PDF from a thymleaf-template.

css demo html java pdf-generation pdf-template

Last synced: 16 Apr 2025

https://github.com/borfast/arrispwgen-android

Arris Password of the Day Generator for Android

android arris-modem arris-password java password-generator

Last synced: 27 Feb 2025

https://github.com/kakarottocui/ssm-jiaowusys

基于JAVA的SSM框架的教务管理系统

java mysql ssm

Last synced: 28 Jul 2025

https://github.com/arakelian/json-filter

High speed filtering of arbitrarily large JSON documents

filter filtering high-performance java java-8 json json-filter json-stream streaming

Last synced: 01 Aug 2025

https://github.com/kavithma-thushal/fruit-juice-lab

A Simple POS System using java 8 & javafx in Layered - Architecture

java javafx mysql

Last synced: 24 Jul 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/carlos-marrugo/bienestar-software

Sistema de seguimiento de horas hechas en actividades de cada estudiante universitario. Roles: Director, Instructor, Estudiante #springboot

clean-architecture java jwt mockito-junit-test spring sprintboot

Last synced: 11 Aug 2025

https://github.com/coding-delight-01/dsa-in-java

A beginner friendly repository made specifically for open source beginners. Contribute on this repository with valid pull requests

algorithms-and-data-structures beginner-friendly hacktoberfest hacktoberfest-accepted java

Last synced: 22 Sep 2025

https://github.com/arsy786/spring-boot-roadmap

This repo serves as a thorough guide to mastering Spring Boot!

2022 guide java spring-boot

Last synced: 10 Aug 2025

https://github.com/chen0040/java-genetic-programming

Genetic-programming framework for various genetic programming paradigms such as linear genetic programming, tree genetic programming, gene expression programming, etc

classification-algorithm evolutionary-algorithms evolutionary-computation gene-expression genetic-programming java linear-genetic-programming machine-learning optimization optimization-algorithms symbolic-regression tree-gp

Last synced: 10 Sep 2025

https://github.com/mariazevedo88/json-formatter-validator

Java tool for JSON validation via string or file and correction of invalid JSON-like string

coveralls gson jacoco java java-8 java8 json json-formatter json-formatters json-validation junit5 string-manipulation

Last synced: 29 Jul 2025

https://github.com/isinhah/api-reserva-voos

API REST desenvolvida para um sistema de reserva de passagens aéreas, em que os clientes podem reservar assentos e obter tickets

java spring-boot

Last synced: 23 Aug 2025

https://github.com/rjrudin/slush-marklogic-spring-boot

slush generator for an Angular/Spring Boot/MarkLogic application

angular gradle java java-middle-tier marklogic slush-generator spring-boot

Last synced: 05 Oct 2025

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/hardiksinghbehl/budget-pkce-spring-boot

Budget Proof Key for Code Exchange (PKCE) implementation using Java Spring-boot

java pkce pkce-authentication proof-key-for-code-exchange spring-boot spring-security

Last synced: 19 Aug 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/kakarottocui/stopbarsys

基于java SpringBoot框架和Vue的停车管理系统

java mysql springboot vue

Last synced: 01 Mar 2026

https://github.com/loweredgames/voidblock

The original Skyblock has been modernized and updated to the latest versions of Minecraft...

java maps minecraft skyblock

Last synced: 02 Apr 2026

https://github.com/stevenschwenke/java8workshop

Java 8 Workshop including exercises

java java-8 workshop

Last synced: 01 Apr 2026

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/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/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/alaeddinalhamoud/android-listview-sql-jdbc-driver

How to get data from your sql server database to android app using JDBC .

android driver java jdbc listview live ndk sdk sqlserver

Last synced: 14 May 2025

https://github.com/mynttt/cyk-algorithm

Java implementation of the CYK algorithm.

automata-theory cyk-algorithm java theoretical-computer-science

Last synced: 06 Apr 2025

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

Amazon Lex Java API

amazon aws java lex

Last synced: 20 Aug 2025

https://github.com/zelechos/pragmatic_java

Repositorio de Java para explicar, aprender, estudiar desde los conceptos mas simples a los mas complicados

annotations java javaee javase modern-java oop sockets testing

Last synced: 10 Apr 2025

https://github.com/jabbany/cis120finalproject

CIS120 Final Project -- 3D Snakes. 程设课程期末作业。仿诺记的 3D 贪食蛇。

3d game java snakes

Last synced: 13 Apr 2025

https://github.com/mkotb/menuapi

A lightweight and extensive MenuAPI using Java 8

bukkit java menu menu-api spigot

Last synced: 04 Mar 2025

https://github.com/huanfenz/huanfenzread4p2

基于Android的电子书阅读器

android java

Last synced: 22 Apr 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/vaadin/vaadin-form-example

Example sign-up form with Vaadin 14 featuring cross-field validation, image upload, and form error handling.

binder example form java vaadin

Last synced: 14 Apr 2026

https://github.com/selimhorri/end-studies-project-mobile

Android app, End studies' project

android android-studio gradle java

Last synced: 15 Mar 2026

https://github.com/dietechniker/3rdparty-privacy-proxy

Deliveres functionality to securely fetch and provide 3rd Party resources as well as proxying requests back to the 3rd Party Provider. This is the base library you use as a dependency within your own Privacy Proxy project. See the docs and the examples project to implement your own.

3rdparty-governance data-protection gdpr java library maven-dependency privacy proxy reverse-proxy spring-boot

Last synced: 12 Oct 2025

https://github.com/psumbera/solaris-openjdk

Builds OpenJDK 9 and newer on Solaris.

java openjdk solaris

Last synced: 17 Mar 2026

https://github.com/apache/hbase-filesystem

Apache HBase Filesystem Semantics

database hbase java

Last synced: 12 Oct 2025

https://github.com/jonathan-foucher/spring-boot-redis-stream-example

An example of queueing jobs with a redis stream

java queued-jobs redis-stream spring-boot valkey

Last synced: 16 Mar 2026

https://github.com/kavithma-thushal/bashicomputershop-layered

Computershop using java 11, javafx & maven in Layered-Architecture (Layered Coursework)

facade-pattern java javafx layered-architecture mysql strategy-pattern

Last synced: 12 Oct 2025

https://github.com/muhammad-salem/ariia

download manager, with its RESTful API server, and web ui with angular or aurora SPA

angular ariia bootstrap-grid cookies disk download-manager http-client java java-11-http-client metalink mvc-framework okhttp restful-api streaming

Last synced: 11 Oct 2025

https://github.com/fieldpapers/josm-fieldpapers

A Fieldpapers plugin for JOSM.

fieldpapers hacktoberfest java josm openstreetmap

Last synced: 11 Oct 2025

https://github.com/shadowss/mafiacrimes

MafiaCrimes is the game about MOBS

css java php smarty

Last synced: 14 Mar 2026

https://github.com/ministero-salute/it-dgc-verifier-service

The EU Digital COVID Certificate Verifier Service is part of the national backends and caches the public keys that are distributed through the DGCG. It is accessed by the Verifier Apps to update the key store periodically.

backend-service covid-19 digital-covid-certificate java

Last synced: 30 Jan 2026

https://github.com/jaredpalmer/jaredpalmer-vscode-extensionpack

All of my VS Code extensions .... in one extension pack

java javascript python react typescript vscode vscode-extension

Last synced: 15 Mar 2026

https://github.com/polyhedraldev/tectonic

Annotation-based Java read-only config API

config hacktoberfest java

Last synced: 17 Oct 2025

https://github.com/kavindulakmal/microservices-springboot

Micro-Services for Online electricity bill payment System

hibernate java lombok-maven microservices mysql rest-api spring-boot

Last synced: 28 Oct 2025

https://github.com/allenai/ml

Re-usable low-level ML components

crf java lombok

Last synced: 13 Oct 2025

https://github.com/xtrafrancyz/acamar

Minecraft ping service with MySQL backend

java minecraft

Last synced: 14 Jan 2026

https://github.com/mmtk/mmtk-jikesrvm

JikesRVM binding for MMTk

java jikesrvm mmtk vm

Last synced: 10 Feb 2026

https://github.com/loiane/java-15_16-examples

Examples of how to use Java 15 and 16 new features.

java

Last synced: 26 Oct 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/aymane-maghouti/big-data-project

This project aims to predict smartphone prices using a combination of batch and stream processing techniques in a Big Data environment. The architecture follows the Lambda Architecture pattern, providing both real-time and batch processing capabilities to users.

apache-airflow apache-kafka apache-spark batch-processing big-data-projects hbase hdfs ingestion java lambda-architecture machine-learning postgresql-database powerbi pyspark python spring-boot streaming

Last synced: 29 Oct 2025

https://github.com/marthym/juery

Juery is a tiny Java library to manage search and filter query from user to database.

http-requests java jooq rest

Last synced: 10 Apr 2025

https://github.com/albertlai431/Gungeon

A remake of the classic Enter the Gungeon in Greenfoot (Java Framework)!

game game-development greenfoot java object-oriented-programming

Last synced: 26 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

https://github.com/sualeh/pointlocation6709

Java support for ISO 6709 representation of geographic point location by coordinates

geolocation java java-library

Last synced: 10 Apr 2025

https://github.com/valeriusgc/jundo

Java undo/redo framework

java javafx undo

Last synced: 19 Jun 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/hlavki/netbeans-svuid-generator

TheNetBeans plugin that automates the generation of the serialVersionUID field.

java netbeans serialization

Last synced: 14 Jan 2026

https://github.com/shrhdk/theta4j

PTP/IP implementation for RICOH THETA written in Java.

java ptp ptp-ip ricoh-theta

Last synced: 19 Feb 2026

https://github.com/appform-io/signals

Loosely coupled observer pattern implementation

apache2 design-patterns java java11 observer-pattern

Last synced: 10 Apr 2025

https://github.com/panga/lite-beans

LiteBeans is implementation of the java.beans package based on the Apache Harmony project

java jdk9 jigsaw jpms

Last synced: 21 Sep 2025

https://github.com/nihatquliyev/renta-car-system

Simple crud rent a car management system

java java-se jdbc jdbc-connector postgresql

Last synced: 30 Jul 2025

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

Restaurant using java 11, javafx & maven

java javafx mysql

Last synced: 25 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/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/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/hvdwolf/fet

A simple tool that adds some extra functionality to your FYT car head unit.

android fyt java sc9863 shell uis7862 uis8581 ums512

Last synced: 14 Apr 2025

https://github.com/infinispan-demos/vertx-api

Example that creates a REST, PUSH API and a Clustered Application with Vert.x and Infinispan

clustering infinispan java react vertx vertx-web

Last synced: 28 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/kakarottocui/android-exam

基于Java、SpringBoot和uniapp在线考试系统安卓APP微信小程序

android java maven mysql spring-boot uniapp vue

Last synced: 28 Jul 2025