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/apache/maven-skins

Mirror of Apache Maven skins

build-management java maven

Last synced: 09 Apr 2025

https://github.com/ibm-cloud/get-started-java

Sample and tutorial to help you get started with a Java EE app, REST API and a database.

bluemix cloudant database eclipse java liberty rest-api

Last synced: 22 Apr 2025

https://github.com/theroughcode/streetfighterjava

:video_game:A high school project where I attempted to create a Street Fighter game. This code had to be decompiled using http://www.javadecompilers.com/ as I could only find the executable file.

battle-scene game game-mechanics java oop street-fighter

Last synced: 19 Apr 2025

https://github.com/valentinefernandes/online-banking-project

This is an online banking project which is developed in Java, JSP, Servlet and MySQL

css html java javascript jsp mysql server servlet

Last synced: 23 Apr 2025

https://github.com/moraisigor/fontdroid

FontDroid is a small library that gives the ability to use custom fonts in an Android application

android custom-fonts java

Last synced: 04 Sep 2025

https://github.com/jchanghong/kotlin-backend-tool-library

A kotlin backend development tool library,mainly includes common kotlin extensions for daily projects。轻松将kotlin加入现有java后端项目,自己日常工具类

helper java json kotlin kotlin-extensions spring tool util

Last synced: 14 Jan 2026

https://github.com/bzsome/gobangclient

五子棋游戏,联机对战,人机对战,AI智能下棋,聊天室。纯jdk代码,文档齐全,下载即可运行。

java socket swing

Last synced: 06 Jul 2025

https://github.com/urunov/interview-preparation-way

SOLID,KISS, DRY, Design Pattern, System Design, OCP, Java,

api-rest backend design-patterns interview java ocp spring spring-boot

Last synced: 11 Apr 2025

https://github.com/yihonglei/thinking-in-java

Java基础、JDK源码、JVM原理、JVM源码学习笔记

java jdk jvm

Last synced: 13 Jun 2025

https://github.com/cupybara/java-langchains

A Java 8+ LangChain implementation. Build powerful LLM based applications in an (enterprise) Java context.

azure-openai java langchain langchain-java large-language-models llm openai qa

Last synced: 29 May 2026

https://github.com/microsoft/kiota-java

Java libraries for Kiota-generated API clients.

java kiota openapi rest-api

Last synced: 02 Mar 2026

https://github.com/kangarko/chatcontrol-free

The legendary chat plugin. Incredible solution for ads, swear, caps, spam, bots & more!

anti-spam antispam antiswear chat-control chatcontrol java minecraft minecraft-plugin

Last synced: 26 Oct 2025

https://github.com/mcroteau/greenfield-ecommerce

Greenfield is an Open Source Java/Groovy eCommerce platform focused on easy setup. Greenfield leverages the best in breeds within the Java echo-system including Groovy, Grails, Spring, Hibernate, Sitemesh, Gradle.

grails greenfield groovy j2ee java jvm

Last synced: 01 Feb 2026

https://github.com/apache/nifi-maven

Apache NiFi NAR Maven Plugin

hacktoberfest java maven nifi

Last synced: 29 Jul 2025

https://github.com/shaksternano/gif.kt

A Kotlin Multiplatform GIF decoding and encoding library.

gif hacktoberfest java kotlin kotlin-multiplatform

Last synced: 09 Mar 2026

https://github.com/geoffreywiseman/moo

Mapping Objects to Objects

annotation java mapping object

Last synced: 05 Nov 2025

https://github.com/raphw/jenesis

A Java-native build tool.

build build-tool java

Last synced: 23 May 2026

https://github.com/jenkinsci/sonar-quality-gates-plugin

Jenkins plugin that fails the build if the predefined sonar quality gates are not green.

ci code-analysis java jenkins jenkins-analysis jenkins-api-plugin jenkins-post-build sonar sonarqube

Last synced: 18 Aug 2025

https://github.com/metio/reguloj

Lightweight business rule engine

java rule-engine

Last synced: 30 Jul 2025

https://github.com/tigersoldier/JavaComp

A Java completion server

java language-server-protocol

Last synced: 21 Apr 2025

https://github.com/adoptium/bumblebench

A microbenchmarking test framework for Eclipse Adoptium

benchmark java performance

Last synced: 09 Oct 2025

https://github.com/wasabithumb/xclaim

A better chunk claiming system for Paper servers

claim java minecraft minecraft-plugin paper spigot

Last synced: 08 Oct 2025

https://github.com/graphaware/neo4j-noderank

GraphAware Timer-Driven Runtime Module that executes PageRank-like algorithm on the graph

java neo4j neo4j-graphaware-framework

Last synced: 07 Oct 2025

https://github.com/ihabbendidi/android-licence-plate-detection-recognition

Offline Android application for detecting license plates in cars and recognizing their content in real time with Tensorflow model

android cmake deep-learning java machine-learning neural-networks object-detection ocr ocr-recognition python tensorflow

Last synced: 13 Oct 2025

https://github.com/anirban166/resume-ranker

Multiplatform application for keyword-based resume ranking

file-io hackathon-project java keyword-detection kotlin resume-parser

Last synced: 07 Oct 2025

https://github.com/heremaps/here-workspace-examples-java-scala

HERE Workspace Examples for Java and Scala Developers

examples here-workspace java scala

Last synced: 11 Oct 2025

https://github.com/eliasnogueira/selenium-java-browser-factory

Example of the Factory design pattern implementation to create browser instances using Selenium WebDriver

factory-pattern java selenium-webdriver test-automation

Last synced: 21 Mar 2025

https://github.com/mogilefs-moji/moji

A file-like MogileFS client for Java

java java-mogilefs mogile mogilefs moji storage

Last synced: 11 Jan 2026

https://github.com/kumailn/androidscientificcalculator

➕An elegant feature-packed scientific calculator app for Android. Published on the Google Play Store.

android app calculator gradle java kitkat lollipop marshmallow nougat playstore

Last synced: 19 Jul 2025

https://github.com/aws/aws-durable-execution-sdk-java

Java SDK for AWS Lambda Durable Functions

aws durable-execution java lambda serverless

Last synced: 07 Apr 2026

https://github.com/tribler/trustchain-simulator

This repository contains Trustchain (Blockchain) simulations built with OMNeT++

blockchain graphs java matlab omnetpp

Last synced: 21 Jul 2025

https://github.com/alibaba/spring-velocity-support

An support project of legacy velocity based on Spring Framework

java spring spring-framework template-engine velocity

Last synced: 28 Oct 2025

https://github.com/crysknife-io/crysknife

Dependency Injection and html templates framework for J2CL. Relaxed implementation of Jakarta CDI

cdi closure-compiler closure-library htmltemplate j2cl jakarta java javascript maven

Last synced: 14 Jul 2025

https://github.com/sashenjayathilaka/library_management_system

Library Management System

java mysql

Last synced: 05 May 2025

https://github.com/adridadou/eth-propeller-core

Core library for Ethereum propeller

ethereum framework java

Last synced: 16 Jul 2025

https://github.com/nordtheme/eclipse-syntax

An arctic, north-bluish clean and elegant Eclipse syntax theme.

color color-scheme color-theme colorscheme eclipse eclipse-color-theme ide java nord syntax syntax-highlighting theme

Last synced: 09 Jul 2025

https://github.com/pajaydev/travelwebapplication-virtugo

This project is to develop a travel planner system, which describes about the climatic conditions, interesting places to visit, top hotels in the area and some additional features like travel reminders depending on the user’s destination. We have used Angular JS, HTML 5 for front end and Spring boot, MySQL for backend.

angularjs climatic-conditions java mysql spring-boot travel-planner

Last synced: 08 Jul 2025

https://github.com/zowe/sample-spring-boot-api-service

Zowe REST API service SDK and sample API service that integrates with Zowe API Mediation Layer

java mainframe rest-api sample zos zowe

Last synced: 27 Oct 2025

https://github.com/Simsilica/SiO2

Base pack of useful reusable game code that can help bootstrap any JME game project.

java jme3 jmonkeyengine jmonkeyengine3

Last synced: 19 Mar 2026

https://github.com/Simsilica/SimEthereal

A high performance library for real-time networked object synching.

java jmonkeyengine jmonkeyengine3 network-library

Last synced: 19 Mar 2026

https://github.com/kakarottocui/springbootvueyanglaozhiyuanzhe

基于java SpringBoot和Vue养老服务管理志愿者管理系统设计

java mysql springboot vue

Last synced: 28 Jul 2025

https://github.com/fjossinet/rnartistcore

A Kotlin DSL to create and plot RNA 2D structures. The drawing engine behind RNArtist to be used from the command line.

bioinformatics drawing-algorithm dsl java kotlin plot-rna rna rna-molecule rna-secondary-structure rna-structure visualization

Last synced: 08 Apr 2025

https://github.com/apache/myfaces-tobago

Apache MyFaces Tobago

java javaee jsf myfaces web-framework

Last synced: 04 Jul 2025

https://github.com/spotify/spotify-checkstyle-config

The Spotify checkstyle configuration

checkstyle java

Last synced: 14 Jan 2026

https://github.com/vidtu/ksyxis

Ksyxis: Speed up your world loading by removing spawn chunks.

fabric fabricmc forge java minecraft minecraft-mod mod neoforge neoforged optimization performance quilt quiltmc

Last synced: 19 Apr 2026

https://github.com/sameetasadullah/bisto-chat-java-firebase

An Android Chatting Application coded in Java language using Android Studio. Backend is implemented using Firebase. Users can send messages, delete messages, edit messages, send images, and set their profile pictures

android-application android-studio chatting-app firebase firebase-auth firebase-realtime-database java java-android java-android-application java-android-studio-project

Last synced: 10 Jul 2025

https://github.com/karthikriyer/photoeditor

Simple Photo Editing App

android java photo-editing

Last synced: 11 Apr 2025

https://github.com/azure/java-aks-aca-dapr-workshop

A Java DAPR workshop showcasing how DAPR's component model can accelerate developers ability to develop and ship distributed applications in Azure Kubernetes Service and Azure Container Apps.

aca aks azure azure-container-apps azure-kubernetes-service dapr java keda

Last synced: 21 Jun 2025

https://github.com/cunyu1943/code-library

🗃 编程资源库:视频、教程、项目……

android go interview java linux python spring spring-boot

Last synced: 29 Oct 2025

https://github.com/chmarax/logregform-android

Login and registration form for Android (IceCream Sandwich+) with additional features, enchancement and dynamic GUI.

android android-application android-ui design firebase firebase-auth graphics java

Last synced: 11 Jul 2025

https://github.com/okaeripoland/okaeri-platform

Whole ecosystems built on top of the best okaeri packages

bukkit bungeecord cli java javalin minecraft paper spigot web

Last synced: 11 Apr 2025

https://github.com/famrofexl/circumnavigate

Finite, Tiled, Seamless World Wrapping Mod for Minecraft.

fabricmc-mod java massive-modification-mod minecraft minecraft-mod toroid

Last synced: 12 Apr 2025

https://github.com/bertrandmartel/pcapng-decoder

Java PCAPNG decoder library

java pcapng pcapng-decoder

Last synced: 07 May 2025

https://github.com/rohitawate/ballad

A simple, beautiful text editor made using JavaFX.

ballad beautiful flat-design java javafx material-design text-editor themes

Last synced: 10 Apr 2025

https://github.com/jveverka/java-17-examples

JDK 17 examples and demo projects

java java-12 java-13 java-14 java-15 java-16 java-17

Last synced: 23 Apr 2025

https://github.com/damn/clojure.gdx

Desktop/Android/iOS Clojure game development framework

2d 3d android cross-platform framework game game-development game-engine gamedev ios java libgdx linux macosx windows

Last synced: 05 Nov 2025

https://github.com/virgilsecurity/virgil-sdk-java-android

Virgil Core SDK allows developers to get up and running with Virgil Cards Service API quickly and add end-to-end security to their new or existing digital solutions to become HIPAA and GDPR compliant and more.

android cryptography encryption end-to-end-encryption gdpr hipaa java maven pki sdk

Last synced: 08 Aug 2025

https://github.com/edrdo/dbdia

Diagram generator for Entity-Relationship models and relational schemas.

antlr colab database diagram er graphviz java python schema

Last synced: 16 Jan 2026

https://github.com/waikato/weka

Pointer to the official Weka repository.

java machine-learning weka

Last synced: 02 Aug 2025

https://github.com/codahale/passpol

A Java library for validating passwords against NIST SP-800-63B requirements.

java java-8 nist800-63b password-strength

Last synced: 04 Oct 2025

https://github.com/gsurma/steganographer

Script allowing hiding or revealing data in image files.

cryptography java steganography

Last synced: 08 Jul 2025

https://github.com/fernanda-kipper/partners-api

This projec is an API simulates the functionality of a food delivery platform like Ifood or Uber Eats.

flyway-migrations java postgresql spring-boot

Last synced: 04 May 2025

https://github.com/larsgrefer/dart-sass-java

Java Implementation of an embedded-sass host

dart-sass java sass

Last synced: 15 Jun 2025

https://github.com/jiayaoguang/gameserver

Game Server Framework ,and not only game; 游戏服务器框架,又不止是游戏。支持网页http请求, 支持长连接发送 protobuf、json、自定义的数据类型,数据压缩加密、依赖注入、mysql对象关系映射及异步存储等功能。

game game-development game-server gameserver http http-server java netty protobuf

Last synced: 11 Apr 2025

https://github.com/reportportal/agent-java-junit5

JUnit5 integration for ReportPortal

java junit5 reportportal

Last synced: 17 Mar 2026

https://github.com/ion-fusion/fusion-java

Ion Fusion is a customizable programming language for working with JSON and Amazon Ion data.

amazon-ion data-processing java json programming-language racket scheme

Last synced: 15 Apr 2026

https://github.com/winroad-net/wrdoclet

wrdoclet(问道) is a javadoc doclet that tries to generate API doc for Spring MVC service, JAX-WS service, dubbo service.

api-documentation api-documentation-tool doclet docs-generator document documentation java javadoc javadoc-doclet

Last synced: 10 Apr 2025

https://github.com/drop-project-edu/drop-project

A web application where students drop their projects to check for correctness and quality.

auto-grading automated-assessment java kotlin spring-boot teacher-tests

Last synced: 17 Jan 2026

https://github.com/oblac/jodd-http

Simple Java HTTP client.

http-client java jodd

Last synced: 15 Mar 2026

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

Checkout.com SDK for Java

java sdk

Last synced: 12 Mar 2026

https://github.com/amenezes/config-client

config-client package for spring cloud config and cloud foundry

app-config cloud-foundry config configuration java pivotal python spring spring-boot spring-cloud spring-cloud-config

Last synced: 16 Jan 2026

https://github.com/opitzconsulting/orcas

Oracle schema management framework

java oracle schema-management

Last synced: 20 Feb 2026

https://github.com/amin2312/ACsv

ACsv is a easy, multi-platform and powerful csv parsing library, includes: js, ts, haxe, php, java, python, c#, go

c-sharp cross-platform csv csv-parser go golang haxe java javscript php python python27 python3 tiny typescript

Last synced: 07 May 2025

https://github.com/nepitwin/rabbitssl

Example Java, Spring-Boot and Python RabbitMQ SSL configuration

java python rabbitmq spring-boot ssl tls

Last synced: 15 Apr 2025

https://github.com/sunarya-thito/pluginquery

Allows spigot/bungeecord/velocity plugins to send plugin message without having to require the player to be online on the server

bungeecord java spigot velocity

Last synced: 15 Apr 2025

https://github.com/worldline/learning-kotlin

Course and exercises allowing to learn Kotlin for full stack development!

java kotlin ktor spring-boot

Last synced: 16 May 2025

https://github.com/lihengming/potato-webmvc

:pencil:一个简单的Web MVC框架,寂寞消遣之作~

java mvc web

Last synced: 15 Apr 2025

https://github.com/xxdark/reflectionhooks

Java reflection hooking library

hooks invoke-api java reflection

Last synced: 19 Apr 2025

https://github.com/contentful/contentful-management.java

Java library for using the Contentful Content Management API

android contentful java kotlin okhttp retrofit sdk

Last synced: 07 Apr 2025

https://github.com/tigersoldier/lsp-javacomp

Emacs Language Server client backed by JavaComp

emacs java language-server-protocol

Last synced: 21 Apr 2025