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/eikek/sbt-openapi-schema

Generate schema sources for Scala, Java and Elm from an openapi 3.0 spec.

elm java openapi openapi-codegen openapi3 sbt-plugin scala

Last synced: 06 Nov 2025

https://github.com/kwon37xi/slf4j-lambda

slf4j with Java 8 lambda

java java8 lambda logging slf4j

Last synced: 14 Apr 2025

https://github.com/thriving-dev/kafka-streams-cassandra-state-store

'Drop-in' Kafka Streams State Store implementation that persists data to Apache Cassandra / ScyllaDB

apache-cassandra cassandra java kafka-streams stream-processing

Last synced: 10 Apr 2025

https://github.com/rohan23chhabra/p2p

Practice project to demonstrate p2p file sharing.

java java-8 java8 javafx javafx-application jfoenix network networking peer-to-peer shared

Last synced: 10 Apr 2025

https://github.com/stevenschwenke/javafxworkshop

Code and a handout for a JavaFX workshop

fxml java javafx javafx-application scene-builder workshop

Last synced: 10 Apr 2025

https://github.com/enilink/llrp4j

LLRP protocol and networking for Java

java llrp

Last synced: 10 Apr 2025

https://github.com/spiderpig86/metromapmaker

:bullettrain_side: Build the metro map of your dreams.

java javafx javafx-application map metro subway underground

Last synced: 10 Apr 2025

https://github.com/drsnowbird/knime-docker

KNIME Analytics Platform & SDK with Docker Container in X11 desktop

analytics-platform docker docker-container java knime knime-analytics-platform machine-learning x11

Last synced: 10 Apr 2025

https://github.com/ivangfr/springboot-vault-examples

The goal of this project is to explore the capabilities of Vault. To achieve this, we will develop applications that utilize Vault for storing and retrieving secrets. Vault dynamically generates credentials for accessing databases and relies on Consul as the backend. The authentication method employed in Vault is AppRole.

cassandra consul docker java jib mysql spring-boot spring-cloud-vault spring-data-jpa spring-vault spring-web-mvc springdoc-openapi vault

Last synced: 10 Apr 2025

https://github.com/jinhucheung/hubplayer

以酷狗音乐播放器的用户界面为原型, 制作的一个基于 Java Sound, 实现播放、搜索、下载的音乐播放器

java java-sound java-swing jsoup music-player substance

Last synced: 30 Apr 2025

https://github.com/conclube/deluxeasyncjoinleavemessage

https://www.spigotmc.org/resources/deluxeasyncjoinleavemessage-fully-optimized-async-everything-open-source.88129/

async asynchronous asynchronous-programming bukkit craftbukkit java minecraft spigot spigot-plugin

Last synced: 26 Oct 2025

https://github.com/quedexnet/java-market-maker

Simple Market Making bot for Quedex Bitcoin Derivatives Exchange.

algo-trading bitcoin bitcoin-options bitcoin-wallet derivatives exchange futures java market-making options quedex

Last synced: 27 Oct 2025

https://github.com/gw-kit/delta-coverage-maven-plugin

Maven plugin for computing code coverage on modified code

code-coverage coverage diff diff-coverage jacoco java kotlin maven maven-plugin

Last synced: 01 Apr 2026

https://github.com/townyadvanced/flagwar

The original war system for Towny, now with it's own repository. Celebrating over Ten Years of warfare.

java minecraft multiplayer paper-api pvp-plugin towny townyadvanced-plugins war

Last synced: 24 Jan 2026

https://github.com/mhashim6/system-command-executor

A library to make the process of executing system commands through java a simple task.

beginner-friendly command-line-tools java library object-oriented oop

Last synced: 09 Mar 2026

https://github.com/inkatze/wildfly

Ansible role for wildfly

ansible ansible-role java wildfly

Last synced: 25 Jan 2026

https://github.com/HHN/crawler4j

Open Source Web Crawler for Java - A fork of yasserg/crawler4j

crawler crawler4j java spider web-crawler web-spider

Last synced: 05 Oct 2025

https://github.com/arindal1/30day-js

30 day challenge by @hiteshchoudhary to revise and practice JavaScript

30daysofjavascript api chaiaurcode java javascript js practice react restful-api weather-app webdevelopment

Last synced: 04 Apr 2025

https://github.com/hms-core/hms-image-vision-java

This sample code is to guide the developer how to integrate the Image Vision Sub-service of the Image Kit, calling the image filter function. This sub-service provides 24 unique filter effects to enhance the artistic conception and artistic sense of the images.

android hms huawei image-editing imagekit java photo picture

Last synced: 13 Aug 2025

https://github.com/DBChoco/Salawat

A prayer times (Adhan) app for Windows and GNU/Linux written in JavaFX.

adhan app application athan azan islam islamic islamic-prayer-times java javafx linux muslim muslim-prayer-times salat salawat software windows

Last synced: 14 May 2025

https://github.com/smalam119/Easy-Signature-Android

Android library which provides a signature view.

android java

Last synced: 03 Aug 2025

https://github.com/expr4j/expr4j

Java library to evaluate mathematical expressions

expression-evaluator java shunting-yard shunting-yard-algorithm

Last synced: 30 Oct 2025

https://github.com/jackhallam/weightless-orm

🛸 A lightweight database mapping library

database java java-orm mongo mongodb orm

Last synced: 23 Jun 2025

https://github.com/oktadev/okta-react-photo-gallery-example

A Photo Gallery Example with React, Spring Boot, and JHipster 5 + Auth by Okta

java jhipster reactjs spring-boot typescript

Last synced: 11 Apr 2025

https://github.com/tolitius/mongodb-write-performance-playground

Playing with MongoDB Write Performance

c java mongodb performance

Last synced: 08 Jul 2025

https://github.com/jgperrin/net.jgp.books.spark.ch03

Spark in Action, 2nd edition - chapter 3

apache-spark dataframe java java8 manning spark sparkwithjava

Last synced: 06 May 2025

https://github.com/tferr/scripts

:microscope::cocktail: Home of the ImageJ BAR: A collection of Broadly Applicable Routines for ImageJ

beanshell clojure groovy ijm image-analysis imagej imagej2 java jython microscopy python ruby scientific-workflows scripts-collection

Last synced: 14 Apr 2025

https://github.com/owmii/powah

Discord:

java minecraft mod powah

Last synced: 10 Sep 2025

https://github.com/ls1intum/ares

The Artemis Java Test Sandbox. A JUnit 5 Extension for Easy and Secure Artemis Java Testing

ajts ares artemis deadline education exercise feedback java jqwik junit junit5 sandbox students teaching test test-framework testing thread tum

Last synced: 05 Sep 2025

https://github.com/hms-core/hms-scene-demo

HMS Scene kit demo provides an example of integrating HUAWEI Scene Kit with an app. A 3D graphics rendering engine performs more with less. User-friendly rendering APIs for games, AR & VR apps, and other apps bring your users a stunning visual experience.

3d-graphics android graphics hms huawei java scenekit

Last synced: 01 Aug 2025

https://github.com/paypay/paypayopa-sdk-java

With PayPay's Payment SDK, you can build a custom Payment checkout process to suit your unique business needs and branding guidelines

java paypay paypayopa paypaysdk

Last synced: 18 Feb 2026

https://github.com/eclipse-sprotty/sprotty-server

Server implementation for the Sprotty diagramming framework

diagrams eclipse java server

Last synced: 14 Jan 2026

https://github.com/automatedowl/allure-environment-writer

Java library which allows to write environment.xml file into allure-results directory.

allure-report java reporting-tool testing-tools testng

Last synced: 30 Apr 2025

https://github.com/dmulloy2/nospawnchunks

Helps manage server memory by dynamically unloading chunks

admin bukkit java memory minecraft spigot

Last synced: 23 Mar 2025

https://github.com/marschall/stored-procedure-proxy

A more convenient and type safe way to call stored procedures from Java.

java jdbc stored-procedures

Last synced: 29 Aug 2025

https://github.com/trigary/iodine

A Minecraft mod - server plugin pair that adds custom GUIs and overlays. No more inventory and chat menus!

bukkit bukkit-plugin forge forge-mod java minecraft minecraft-forge minecraft-forge-mod minecraft-mod

Last synced: 12 Apr 2025

https://github.com/bwaldvogel/log4j-systemd-journal-appender

Log4j appender for systemd-journal that maintains structured log data

java journald log4j systemd

Last synced: 23 Apr 2025

https://github.com/akemin-dayo/phpcraft

An open-source Minecraft: Java Edition server implementation, written in PHP.

java minecraft minecraft-server minecraft-servers monolog php php7 php72 php73 php74 php8 php80 php81 reactphp viaversion

Last synced: 09 Apr 2025

https://github.com/TeenBiscuits/Pasame-Codigo

Pásame el Código es una web open source con apuntes y ejercicios resueltos de las diferentes asignaturas que componen el Grado de Enxeñería Informática da Universidade da Coruña.

apuntes astro c ds ejercicios fic funcional gei hacktoberfest java ocaml poo pp pro1 pro2 so udc universidad

Last synced: 14 Jul 2026

https://github.com/d2si-oss/ooso

Java library for running Serverless MapReduce jobs

aws java lambda library mapreduce serverless

Last synced: 13 Oct 2025

https://github.com/surajsgh/data-structures-and-algorithms

👨‍💻 💪 A Repository of General Mathematical Programs, Bits Manipulation, Recursion and 'Data Structures and Algorithms'.

algorithms data-structures java leetcode mathematics problem-solving recursion technical-interview-questions

Last synced: 24 Feb 2026

https://github.com/ivangfr/springboot-rsocket-webflux-aop

The goal of this project is to play with RSocket protocol. For it, we will implement three Spring Boot Java applications, movie-server, movie-client-shell and movie-client-ui. As storage, it's used the reactive NoSQL database MongoDB. All the streaming of movie events and the logging are handling by AOP (Aspect Oriented Programming).

docker graalvm java mongodb native rsocket semantic-ui spring-aop spring-boot spring-data-mongodb-reactive spring-shell spring-webflux thymeleaf websocket

Last synced: 14 Oct 2025

https://github.com/medusa-ui/medusa

Server-rendered, bi-directional, micro-frontend Java framework built on top of Spring Boot and Thymeleaf

html java server-side-rendering template-engine thymeleaf ui

Last synced: 26 Apr 2026

https://github.com/justinsdk/servletjsptutorial

《Servlet & JSP 技術手冊 - 從 Servlet 到 Spring Boot》相關資源

java javaee8 javamail jdbctemplate jsp servlet spring spring-mvc spring-security spring-thymeleaf

Last synced: 08 Apr 2025

https://github.com/rapter1990/cqrs-example

Spring Boot CQRS Example (Docker, Apache Kafka, Zookeeper, MYSQL, MongoDB)

apache-kafka cqrs docker docker-compose java kafka lombok mediator mongodb mysql spring-boot zookeeper

Last synced: 16 May 2025

https://github.com/vectrix-space/flare

Useful thread-safe collections with performance in mind for Java 8+.

collections hacktoberfest java java-library thread-safe

Last synced: 16 Apr 2025

https://github.com/ericyoondotcom/minecraftmanhunt

Minecraft Bukkit plugin to run Manhunt minigames, with Discord music integration

bukkit bukkit-plugin discord discord-bot java jda jda-bot lavaplayer minecraft minecraft-plugin spigot spigot-plugin

Last synced: 31 Aug 2025

https://github.com/yegor256/thindeck

Web Hosting That Deploys Itself

docker hosting java

Last synced: 27 Mar 2025

https://github.com/idouble/keyboard

☕️ A simple Java Library to send commands to the Keyboard ⚙️⌨️

api easy easy-to-understand easy-to-use fast free jar java java-api java-library keyboard library mit mit-license multi-platform multiple-monitors simple

Last synced: 11 Jul 2025

https://github.com/omke/ula

Learning/Content Management System for University - Microservice architecture

angular angular9 cms content-management-system docker es6 estudent full-stack java javascript lms microservices mongodb mysql ngrx sass scss spring-boot spring-security

Last synced: 02 Sep 2025

https://github.com/rominalodolo/udemyoauth2.0

https://www.udemy.com/course/oauth-2-simplified/

java oauth2

Last synced: 03 May 2025

https://github.com/pizz33/spring-cloud-function-spel

spring-cloud-function SpEL RCE复现环境&poc

java poc rce

Last synced: 05 May 2025

https://github.com/rapter1990/footballteamapi

Case Study - Football Team Api with Hexagonal Architecture (Java 21, Spring Boot, Postgres, JUnit, Spring Security, JWT, Docker, Kubernetes, Prometheus, Grafana, Loki, Sonarqube, Github Actions (CI/CD), TestContainer)

docker docker-compose github-actions grafana hexagonal-architecture java java21 junit kubernetes loki postgres prometheus sonarqube spring-security sprng-boot swagger testcontainers

Last synced: 30 Jun 2026

https://github.com/appbaseio/appbase-droid

Elasticsearch and appbase.io library for Android (and Java)

android appbase elasticsearch elasticsearch-client java

Last synced: 26 Jun 2025

https://github.com/makiftutuncu/e

A zero-dependency micro library to deal with errors

circe gson java junit5 jvm kotlin mdoc play-json sbt scala zio

Last synced: 13 Apr 2025

https://github.com/visnkmr/timenetspeed

Monitor live bandwidth usage/ network speed on any device running on any OS except iOS. Uses peristent XML overlay with Java for android, Rust daemon with a python frontend on PCs.

android bandwidth fire friendly java monitor netspeed network os overlay python remote rust speed time tv usage xml

Last synced: 04 Apr 2026

https://github.com/tupilabs/humannameparser.java

HumanNameParser.java, a Java port of HumanNameParser.php. Parser for human names in Java, all credit goes to @jasonpriem

hacktoberfest java name nlp textprocessing

Last synced: 30 Jul 2025

https://github.com/objectos/objectos.way

A new way for building Java applications: the Objectos Way

java library web webapp

Last synced: 08 Mar 2026

https://github.com/stevekung/moreplanets

An add-on adds new exotic planets into Galacticraft!

custom-planets forge galacticraft java minecraft moreplanets planet planets

Last synced: 22 Mar 2025

https://github.com/calimero-project/calimero-gui

A graphical user interface for Calimero based on the Eclipse Standard Widget Toolkit (SWT)

gui java knx swt

Last synced: 22 Jul 2025

https://github.com/4drian3d/kickredirect

Redirect your players to a server after a server shutdown

java minecraft minecraft-plugin plugin velocity velocity-plugin velocitypowered

Last synced: 14 Apr 2025

https://github.com/idpass/idpass-lite-java

Java wrapper for idpass-lite, a library to create and interact with secure and biometrically-binding QR code identity cards

biometrics digital-identity identity-cards java

Last synced: 04 Mar 2026

https://github.com/arun-gupta/chatbot

Build Your First Chatbot

alexa chatbot java serverless slack starwars

Last synced: 09 Jan 2026

https://github.com/valpackett/neojamvm

JamVM (lightweight Java Virtual Machine) but built with CMake

jamvm java jvm

Last synced: 22 Apr 2025

https://github.com/protonail/leveldb-jna

Java JNA (not JNI) adapter for LevelDB

database-adapter java jna leveldb

Last synced: 04 Jul 2025

https://github.com/yuzawa-san/onnxruntime-java

A type-safe, lightweight, modern, and performant binding Java binding of Microsoft's ONNX Runtime

ai-framework deep-learning java machine-learning onnx onnxruntime panama

Last synced: 16 Jan 2026

https://github.com/alexeyev/mystem-scala

Morphological analyzer `mystem` (Russian language) wrapper for JVM languages

computational-linguistics java lemmatizer mystem natural-language-processing russian-morphology russian-specific scala tokenizer yandex

Last synced: 26 Apr 2025

https://github.com/Revxrsal/Tuna-Bytes

An all-purpose mixins framework for Java bytecode manipulation at runtime, targeted at those with minimal understanding of the bytecode structure.

bytecode bytecode-manipulation classloader java mixins

Last synced: 10 May 2025

https://github.com/salesforce/centrifuge

JVM Warmup Engine

java jit jvm warmup

Last synced: 16 Apr 2025

https://github.com/platypusguy/filededupe

Utility to list duplicate files in one or more directories based on the file contents

filemanager filesystem java utility

Last synced: 26 Oct 2025

https://github.com/raonigabriel/spring-qrcode-example

Demonstrates some of the capabilities of the Spring Boot framework through a small, simple example.

java microservice qrcode spring-boot zxing

Last synced: 13 Oct 2025

https://github.com/pi4j/pi4j-example-minimal

Minimal example project showing how to use Pi4J V2 with a digital input and output

gradle java maven pi4j

Last synced: 16 Mar 2026

https://github.com/luohaha/lightcomm4j

Yet another lightweight asynchronous network library for java

asynchronous java lightweight

Last synced: 20 Oct 2025

https://github.com/compomics/thermorawfileparsergui

Graphical user interface for the ThermoRawFileParser

conversion java proteomics raw

Last synced: 10 Feb 2026

https://github.com/coding-enthusiast9857/hacktoberfest22-contribute-dsa

Hacktoberfest 2022🎉 Guys, open your 1st pull request and contribute in an open-source community...!! This is for everyone💯 So, Hurry up...!! Don't forget to spread love and if you like, give a ⭐️

c cpp data-structures data-structures-algorithms data-structures-and-algorithms digitalocean dsa dsa-learning dsa-practice hacktoberfest hacktoberfest2022 hacktoberfest22 java open-source open-source-project python

Last synced: 19 Oct 2025

https://github.com/apache/james-hupa

Apache James hupa

james java mail network-server

Last synced: 19 Oct 2025

https://github.com/rodhilton/jasome

JaSoMe (Java Source Metrics) - Object Oriented Metrics analyzer for Java code

analysis java java-8 metrics metrics-gathering object-oriented source-code

Last synced: 18 Jan 2026

https://github.com/rongmario/imaginebreaker

Java 9-23 Hackery, destroys module system + reflection filters

hacking java java-17 jpms methodhandles module reflection unsafe

Last synced: 14 Apr 2025

https://github.com/natiginfo/checkpoint

🛂 An easy to use input validator ✅

checkpoint dsl java kotlin kotlin-dsl validator

Last synced: 14 Apr 2025

https://github.com/kiwiproject/kiwi

A set of Java utilities that we could not find in Guava or Apache Commons...or we just felt like having our own version.

java utilities

Last synced: 19 Apr 2026

https://github.com/arakelian/faker

A Java library for generating fake data such as names, addresses, and phone numbers.

data fake fake-content fake-data faker java java-8 mocking mocks test

Last synced: 01 Aug 2025

https://github.com/computacionnube/romero

TRABAJOS INDIVIDUALES DE PROGRAMACIÓN PUNTO NET II

csharp java javascript javascript-game

Last synced: 13 May 2025

https://github.com/TangoraBox/ComponentInspector

Java Desktop (JavaFX and Swing) Component Inspector on mouse over

component component-inspector desktop inspector java javafx node swing

Last synced: 11 May 2025

https://github.com/developmentseed/josmmagicwand

JOSM Plugin allows select areas to label using a range of colors,

java josm josm-plugin magic-wand opencv

Last synced: 23 Jun 2025