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/ivkos/wallhaven4j

Wallhaven API for Java

android java jitpack parsing wallhaven wallpaper

Last synced: 26 Apr 2025

https://github.com/spyopensource/os

Java Operation System, it is an operating system that you can build by yourself.

java jdk os

Last synced: 17 Jan 2026

https://github.com/fgksgf/minesweeper

:bomb: 扫雷游戏

game java minesweeper swing-gui

Last synced: 11 Oct 2025

https://github.com/kasukusakura/kimiroyli

Kimiroyli 是一个致力于 JVM 安全的安全管理框架, 致力于保护整个系统不受恶意外部代码攻击 (WIP)

java javaagent jvm security

Last synced: 26 Apr 2025

https://github.com/kumar-shivam-ranjan/retail-store-management-system

This Repository contains Java Spring MVC based relational Database Management System Project

java jdbc-connector mysql-database spring-mvc spring-security

Last synced: 13 Jun 2025

https://github.com/masecla22/Modrinth4J

A fully-compliant Java wrapper for the Modrinth API

java modrinth wrapper

Last synced: 02 Apr 2025

https://github.com/lukfor/magic-progress

A java library for simple progress monitoring on the console

animated-bars java java-library progress-monitoring

Last synced: 18 Jan 2026

https://github.com/jlarriba/jrmapi

A Java API for the reMarkable Cloud

java remarkable-tablet

Last synced: 16 Jan 2026

https://github.com/saintzet/heuristicsforcleancode

The goal of the project is to help learn heuristics that will help you write clean code. Use them for the benefit of the community.

clean clean-architecture clean-code code-smell code-smell-detection csharp csharp-examples design-patterns example-clean-code example-code example-java heuristic heuristics java robert-martin

Last synced: 05 Apr 2025

https://github.com/cucumber/html-formatter

HTML formatter for reporting Cucumber results

bdd cucumber java javascript polyglot-release ruby tidelift

Last synced: 12 Sep 2025

https://github.com/payneteasy/pos-proxy

Connect to a POS terminal via simple API

java miura mpos pax pos spire spm2 verifone vx820

Last synced: 01 Sep 2025

https://github.com/erkaman/regl-fire

Fire particle system made with regl

animation demo fire glsl java javascript particles regl webgl

Last synced: 08 Mar 2026

https://github.com/beykery/willwallet

以太坊钱包

ethereum java mnemonic wallet

Last synced: 12 Jan 2026

https://github.com/mikyll/javafx-multiplayerlobbysystem

Lobby System Template for a multiplayer java game, with chat and other features, using JavaFX and socket TCP (will be extended to UDP).

board-game chat game java javafx kick lobby multiplayer multithreading ready room socket stream synchronized tcp template

Last synced: 14 Jun 2025

https://github.com/sap-samples/event-mesh-client-java-samples

Samples based on the Java messaging client for SAP Event Mesh (formerly Enterprise Messaging in SAP Cloud Platform).

enterprise-messenging java sample sample-code sap-cloud-platform sap-event-mesh

Last synced: 13 Apr 2025

https://github.com/salitaba/maven-decoder-mcp

MCP server for inspecting, searching, and decompiling Maven .m2 JARs for Java AI coding agents.

agentic-coding ai-agents bytecode cursor-ide decompiler dependency-analysis docker jar java maven maven-repository mcp mcp-server model-context-protocol python skills

Last synced: 20 Jun 2026

https://github.com/srcimon/screwbox

ScrewBox is a minimalist pure Java game engine. If you want to start building your own 2D game without leaving your cozy IDE it might be a fun choice.

2d game game-development game-engine gamedev java

Last synced: 26 Apr 2026

https://github.com/nayuki/git-library-java

Low-level Java library to read/write Git repositories.

git java library repository

Last synced: 26 Jul 2025

https://github.com/vinayalodha/elvis

Java Compiler plugin for Null safety

java null-safety

Last synced: 14 Jan 2026

https://github.com/ikuzweelisa/grades_calculator

A Grades Calculator App developed in java

desktop-app grades-app java jformdesigner standalone swing-gui

Last synced: 15 Aug 2025

https://github.com/Erkaman/regl-fire

Fire particle system made with regl

animation demo fire glsl java javascript particles regl webgl

Last synced: 27 Jul 2025

https://github.com/DogerRain/HelloCoder

本项目是使用 vuepress 构建的一个技术文档博客,收集了作者本人 学习Java、面试 的一些文章,多为系列文章。

java javalearn javalearning

Last synced: 02 Apr 2025

https://github.com/gturri/dokujclient

Java xmlrpc client for Dokuwiki

dokuwiki java xmlrpc-interface

Last synced: 14 Jul 2025

https://github.com/artipie/npm-adapter

Turn your files to an NPM repository

java javascript npm private-npm-repository

Last synced: 13 May 2025

https://github.com/artipie/go-adapter

Go Proxy in Java

go-repository golang goproxy java

Last synced: 13 May 2025

https://github.com/open-hand/choerodon-oauth

This service is the authorized authentication center of the choerodon microservices framework and is mainly responsible for user privilege and authorization.

c7nf choerodon java oauth2 spring spring-boot spring-cloud spring-oauth2

Last synced: 10 Jul 2025

https://github.com/wittawatj/jtcc

Java library to tokenize Thai text into a list of TCCs

java natural-language-processing thai-nlp

Last synced: 23 Apr 2025

https://github.com/kdubois/camelquarkusvoter

Demo that shows how to use Camel Quarkus with Quarkus Dev Services and Kafka

camel java kafka kubernetes microservices

Last synced: 05 Mar 2026

https://github.com/biagiot/java-pec-parser

Libreria Java per l'elaborazione di messaggi di Posta Elettronica Certificata (e messaggi di posta ordinaria)

agid daticert email email-client email-parser eml java java-pec-parser legal-mail legalmail mail mail-client mail-parser pec pec-client posta postacert rfc-2821 rfc-6109 ricevute

Last synced: 30 Jan 2026

https://github.com/jgperrin/net.jgp.books.spark.ch09

Spark in Action, 2e - chapter 9 - Advanced ingestion: finding data sources and building your own

apache-spark ingestion java java8 manning spark sparkwithjava

Last synced: 04 Mar 2026

https://github.com/sauce-code/cuckoo

This is an adaption of Peter Österlund's CuckooChess 1.12. The source code provided is a Java Maven project in UTF-8. The program, except for the chess font, is copyrighted by Peter Österlund, and is available as open source under the GNU GPL v3 license.

ai artificial-intelligence chess chess-ai chess-application chess-engine cuckoo gui java java-8 java-maven java-swing java8 maven swing swing-gui tui uci utf-8 utf8

Last synced: 28 Feb 2026

https://github.com/zehracakir/collectionandmapinterfacejava

Collection and Map Interface

collection interface java map

Last synced: 18 Oct 2025

https://github.com/razerms/mobile-xdk-razerms_android_studio

Razer Merchant Services mobile payment for Android (Android Studio)

android android-studio java mobile payment razerms

Last synced: 11 Aug 2025

https://github.com/minimallycorrect/mixin

Applies Mixin-style monkey patches to .java source or compiled .class files. Lightweight

aspect-oriented-programming bytecode-manipulation java mixin

Last synced: 09 Mar 2026

https://github.com/renatoaguimaraes/spring-reactive-kafka-sse

Stream with Spring Boot Reactive + Kafka + Server Sent Event + Cassandra.

cassandra html5 java javascript kafka reactive-programming reactive-spring-data spring-boot spring-reactive sse

Last synced: 31 Jul 2025

https://github.com/adambien/java-plain

The shortest possible maven template / quickstarter for Java

java java17 maven quickstarter template

Last synced: 08 Aug 2025

https://github.com/lambdaurora/affectionate

A mod about player interactions, made for Modfest: Singularity.

java minecraft minecraft-mod modfest modfest-singularity quiltmc

Last synced: 29 Aug 2025

https://github.com/suyashsonawane/javanet

Understanding and Implementing Neural Networks in Java from Scratch 💻 Learning the popular concept in the most 💪strongly typed language

java

Last synced: 22 Mar 2025

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

基于SSM框架的流浪动物猫狗救助领养网站设计

java mysql ssm

Last synced: 28 Jul 2025

https://github.com/franmc01/jetbrains-moonlight-theme

🌚 Dark theme for JetBrains IDEs (IntelliJ IDEA, PyCharm, RubyMine, PhpStorm, WebStorm, etc)

gradle java jetbrains-plugin jetbrains-theme moonlight

Last synced: 01 Aug 2025

https://github.com/kakarottocui/unichongdianzhuangapplet

基于java SpringBoot和Vue uniapp的汽车充电桩微信小程序

element-ui java mysql springboot uniapp vue

Last synced: 28 Jul 2025

https://github.com/tarantool/cartridge-springdata

Spring Data Tarantool

java spring tarantool

Last synced: 14 Apr 2025

https://github.com/hamedtaherpour/ht-epub-reader-android

📖 ePub reader and parser library for android

android epub epub-converter epub-reader java

Last synced: 31 Jul 2025

https://github.com/logtail/logback-logtail

Better Stack Java Logback appender

java logback logging logtail

Last synced: 30 Jul 2025

https://github.com/swathimystery/mesos-pinspider

A framework called "pinspider" on Apache mesos, to get basic user information from a pinterest page of a user.

distributed-computing java mesos mesos-pinspider mesosphere

Last synced: 11 Apr 2025

https://github.com/glowstonemc/bukkit2sponge

An implementation of SpongeAPI for Bukkit servers (Glowstone, Spigot)

bukkit-plugin glowstone java minecraft sponge spongeapi

Last synced: 30 Apr 2025

https://github.com/houarizegai/cryptography

Cryptography algorithms implemented in Java.

algorithms cryptography decryption encryption java symmetric

Last synced: 10 Apr 2025

https://github.com/tomasbjerre/yet-another-kotlin-vs-java-comparison

Shows complete examples where the Kotlin code is compiled to bytecode and decompiled to Java

comparison java kotlin kotlin-vs-java

Last synced: 12 Apr 2025

https://github.com/greenback-inc/greenback-java

Java library to build modern applications with high-def itemized financial data. OCR, AI, and NLP for receipts, invoices, bills, and RFC822 email messages.

accounting android bills email fintech groovy invoices java kotlin nlp-machine-learning ocr receipts rfc822 scala

Last synced: 12 Apr 2025

https://github.com/brenns10/yams

YAMS: Awesome MIPS Server

assembly brainfuck http-server java mars mips

Last synced: 16 Feb 2026

https://github.com/a-r-d/java-1-class-demos

Java 160 class demos for Cincinnati State Java 1 class.

demo java youtube-video

Last synced: 28 Oct 2025

https://github.com/bakdata/kafka-error-handling

A library for error handling in Kafka Streams.

java kafka-streams

Last synced: 10 Apr 2025

https://github.com/yegor256/cam

Classes and Metriсs (CaM): a dataset of Java classes from public open-source GitHub repositories

cyclomatic-complexity dataset java metrics metrics-gathering

Last synced: 27 Mar 2025

https://github.com/nishkarshraj/maven-using-cmd

Create a project in Java using Apache Maven Build tool via Command Line and use GitHub Actions to build it on remote Docker Engine.

apache build-automation cmd command-line command-line-tool css dependabot devops html java maven maven-repository

Last synced: 13 Oct 2025

https://github.com/jakejmattson/facialrecognition

Facial detection and recognition.

facial-detection facial-recognition java opencv

Last synced: 11 Oct 2025

https://github.com/haxe4e/haxe-studio

Eclipse based IDE for the Haxe programming language

eclipse editor haxe ide java

Last synced: 01 Feb 2026

https://github.com/apache/uima-ruta

Apache UIMA Ruta

apache java ruta text-analysis uima

Last synced: 19 Oct 2025

https://github.com/ansforge/annuaire-sante-fhir-documentation

IRIS-DP en FHIR, le nouveau service de publication développé et maintenu par l’Agence du Numérique en Santé (ANS).

angularjs apim-portal fhir graviteeio hapi-fhir hl7-fhir java js json puppet spring-boot springcloud springcloudgateway

Last synced: 24 Oct 2025

https://github.com/impetus/fabric-jdbc-connector

Fabric JDBC connector implements a pure java, type 4 JDBC driver that executes SQL queries on Hyperledger fabric Blockchain.

blockchain fabric go hyperledger java jdbc jdbc-driver sql

Last synced: 17 Mar 2026

https://github.com/cumulocity-iot/cumulocity-dynamic-mapper

The ultimate Mapper for building the bridge between any Message Broker and Cumulocity IoT in a zero-code approach!

agent angular cumulocity-agent cumulocity-iot cumulocity-microservice cumulocity-package iot iot-analytics java microservice mqtt server-side-agent typescript

Last synced: 15 Apr 2026

https://github.com/pigfly/ap_s1_2017_sample_code

Sample Code for Advanced Programming in Semester 1 2018

java java-10 java-8 javafx

Last synced: 04 Feb 2026

https://github.com/isapir/lucee-websocket

Enables server WebSockets for Lucee via JSR-356 compliant servlet containers (e.g. Tomcat 8, Jetty 9.1, etc.)

java lucee lucee-server websocket-server websockets

Last synced: 15 Apr 2025

https://github.com/jansanz/drivingdirsmapactivity

Driving Directions in MapActivity sample for Android

android java maps

Last synced: 19 Apr 2025

https://github.com/linwin-cloud/linwin-sploit

LinwinSploit is a Penetration testing toolkit for Linux and android Termux. LinwinSploit是一款用于Linux和安卓Termux的渗透测试工具。 It can attack and run trojan virus on target host. 它能够攻击并在目标主机上运行木马。 Use these toolkits carefully. If you don't allow this, you may have a lot of terrible. 用这些工具使的时候小心点,如果你不遵守这条,你可能会有一些麻烦

hacker http java kali linux python web

Last synced: 15 Jul 2025

https://github.com/zimei11/kingofbots

一个策略类AI的对战平台,平台上可以发布对战项目,每个同学可以实现自己的AI,然后支持AI与AI的PK与演示。

element-plus java mysql springboot vue3

Last synced: 21 Apr 2025

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

Use the standard Linux GPIO api from Java

gpio iot java jna linux native standard

Last synced: 19 Apr 2025

https://github.com/shirasawasama/javasharedmemory

Shared memory between Java and C++/Rust/Go processes.

cpp ffi interprocess interprocess-communication ipc java java-19 pure-java shared-memory

Last synced: 08 Jul 2025

https://github.com/cyclopsmc/colossalchests

For when regular chests are too small.

forge hacktoberfest java minecraft

Last synced: 01 May 2025

https://github.com/barakugav/jgalgo

A high-performance library for graph algorithms written in Java. It contains a wide collection of optimized algorithms and data structures for a range of problems on graphs.

algorithms data-structures graph-algorithms graph-api graph-theory java java-library

Last synced: 15 Apr 2025

https://github.com/nixrajput/college-management-system-java

A Desktop Application for managing a college data. It's developed using Java programming language & MySQL database.

college-management college-management-system java java-application java-swing mysql mysql-database mysql-server

Last synced: 01 May 2025

https://github.com/sta-ger/slotify4j

A server-side video slot game logic framework for Java.

casino game game-server java return-to-player rtp simulation slot video-slot

Last synced: 10 Mar 2026

https://github.com/quackster/roseau

Habbo Hotel emulator for the 2001 "v1" client revision.

2001 emulation emulator habbo java private-server server shockwave

Last synced: 01 Jul 2025

https://github.com/clonewith/opsu

opsu! ~ an open-source osu! client

game java lwjgl2 maven osu rhythm-game slick2d

Last synced: 01 Sep 2025

https://github.com/stevespringett/owasp-risk-rating-calculator

A Java library for programmatically calculating OWASP Risk Rating scores

java library owasp risk-assessment risk-scores threat-modeling

Last synced: 01 Jul 2025

https://github.com/martinwitt/laughing-train

A code refactoring tool for java created with jgit and spoon for small diffs.

java junit junit4 junit5 qodana refactoring-tools spoon

Last synced: 08 Apr 2025

https://github.com/dahie/imageflow

Visual ImageJ Macro editing in a node-base editor featuring ImageJ

imagej java node-based-ui

Last synced: 09 Sep 2025

https://github.com/xilinjia/life-dots

Record and analyze your life in 8 dimensions: time, event, location, notes, and photos

android diary event java kotlin life map sql sqlite3 timeline

Last synced: 17 Jul 2025

https://github.com/azure-samples/azure-openai-rag-workshop-java

Create your own ChatGPT with Retrieval-Augmented-Generation workshop

azure chatgpt java langchain4j openai quarkus rag workshop

Last synced: 05 Apr 2025

https://github.com/SwathiMystery/mesos-pinspider

A framework called "pinspider" on Apache mesos, to get basic user information from a pinterest page of a user.

distributed-computing java mesos mesos-pinspider mesosphere

Last synced: 08 May 2025

https://github.com/croz-ltd/nrich-demo-backend

Spring Boot application to showcase features of nrich libraries.

croz java jpa nrich spring-boot

Last synced: 12 Jul 2025

https://github.com/nilshartmann/graphql-examples

Examples for GraphQL using various frameworks in backend and frontend

apollographql graphql java react spring springboot typescript

Last synced: 20 Jul 2025

https://github.com/casdoor/casdoor-spring-boot-starter

Spring Boot 2.x & 3.x Starter for Casdoor, see example at: https://github.com/casdoor/casdoor-spring-boot-example

casdoor java oauth oidc saml sdk spring-boot spring-boot-2 spring-boot-3 springboot sso

Last synced: 05 Apr 2025

https://github.com/lukehb/trajsuite

TrajSuite is a cross-platform Java application that provides a suite of trajectory data-mining and visualisation features.

algorithms classification clustering data-minig java opengl trajectory visualisation

Last synced: 04 May 2025

https://github.com/nextbreakpoint/nextfractal

NextFractal is an application for creating fractals and other algorithmically generated images

creating-fractals fractal-algorithms fractal-rendering fractals java javafx javafx-application julia-fractal mandelbrot-fractal

Last synced: 17 Jan 2026

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

Official Java SDK for Filestack - API and content management system that makes it easy to add powerful file uploading and transformation capabilities to any web or mobile application.

file-management file-upload image-processing java sdk video-processing

Last synced: 10 Jul 2025