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/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/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/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/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/tanin47/javaparser.rs

[work-in-progress] Java parser written in Rust

java parser

Last synced: 15 Sep 2025

https://github.com/naotsugu/jpostal

Japan postal code dictionary(so‐called ken_all.csv) utility.

java

Last synced: 29 Jan 2026

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/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/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/naotsugu/piecetable

Java implementation of PieceTable data structure.

algorithms java

Last synced: 06 Feb 2026

https://github.com/harium/etyl

A 2D Game Engine made in pure Java

2d android etyl game-engine java libgdx spriter

Last synced: 27 Feb 2026

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/atd/handynotes

Simple Android application that provides widgets to have notes at hand

android java notes

Last synced: 01 Sep 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/dabit3/api-gateway-lambda-in-various-runtimes

Examples of serverless Lambda functions integrated with API Gateway and CORS enabled

aws cors dotnet golang java serverless

Last synced: 17 Nov 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/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/ammarlodhi255/file-compression-system

File Compression Using Huffman Coding Built in Java.

data-structures huffman-coding huffman-compression-algorithm java

Last synced: 23 Apr 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/ehsaniara/scs-kafka-intro

:beer: :beer: Introduction to Spring Cloud Stream Kafka

java kafka kafka-streams spring-cloud spring-cloud-stream

Last synced: 24 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/yoep/popcorn-fx

Popcorn FX is a multi-platform torrent streaming client that includes an integrated media player with support for embedded devices such as the Raspberry PI.

desktop embedded-systems java javafx media-player raspberry-pi rust streaming tv

Last synced: 02 Apr 2026

https://github.com/ohle/swingspector

A plugin for Intellij IDEA that helps making and debugging Swing UIs

intellij java swing swing-gui

Last synced: 19 Apr 2026

https://github.com/birchb1024/genyris

Genyris presents a new programming paradigm. Objects can belong to multiple classes independent from construction allowing data to be classified into types after creation.

functional-programming java lisp-interpreter scheme-interpreter semantic-web

Last synced: 06 Apr 2025

https://github.com/unruly/junit-rules

A collection of useful JUnit rules from Unruly's codebases

java junit junit-rule tdd

Last synced: 24 Jul 2025

https://github.com/jgettext/gettext-commons

Internationalization (i18n) through GNU gettext and Java ResourceBundles

gettext-library i18n java maven

Last synced: 16 Sep 2025

https://github.com/tommyettinger/digital

Utilities for handling math and showing numbers in Java.

base hash java math radix trigonometry utility

Last synced: 22 Mar 2025

https://github.com/purejava/cryptomator-bitwarden

Plug-in for Cryptomator to store vault passwords in Bitwarden Secrets Manager

bitwarden cross-platform cryptomator java linux macos password-store password-vault privacy windows

Last synced: 12 Jan 2026

https://github.com/querystream/querystream

Build JPA Criteria queries using a Stream-like API

java jpa jpa-criteria-api persistence streams

Last synced: 26 Dec 2025

https://github.com/patilshreyas/library-ci

Sample repository to demonstrate usage of GitHub Actions CI's workflow dispatch to automate publishing of a library to Maven Central

android android-library bintray github-actions gradle java jcenter kotlin library mavencentral workflow-dispatch

Last synced: 10 Apr 2025

https://github.com/gradlex-org/java-module-testing

Gradle plugin to turn JVM Test Suites into Blackbox or Whitebox Test Suite for Java Modules

gradle-plugin java java-modules jpms testing

Last synced: 10 Apr 2025

https://github.com/bertrandmartel/sim-password-wallet

Android application interacting with a JavaCard applet installed on SIM card

android java javacard smartcard

Last synced: 07 May 2025

https://github.com/a7med3del1973/fawry-internship

This Repository contains materials and tasks for the Fawry internship program, This comprehensive program covers both frontend and backend development, equipping me with web technologies Spring and Angular and software engineering principles .

angular design-pattern design-patterns docker fawry-intern java java-8 javascript kubernetes maven microservice oop-principles servelet solid-principles spring spring-boot typescript unit-testing

Last synced: 09 Jul 2025

https://github.com/harlonwang/gradle-publish-plugin

Gradle plugin that supported publish all of your Java, Kotlin or Android libraries to any Maven Repository.

android gradle java kotlin library plugin publish

Last synced: 10 Apr 2025

https://github.com/saberglow/codility_tasks

Codility Tasks & Solutions [100% Performance]

c codility codility-100 codility-solutions cpp java java-11

Last synced: 10 Apr 2025

https://github.com/b-g/mapmap-vauxhall

Mashup Mental Maps and OpenStreetMap

geo java maps openstreetmap processing processing-sketch

Last synced: 11 Apr 2025

https://github.com/zortax/zreddit

A simple but yet beautiful Reddit client

client java javafx reddit ui

Last synced: 03 Apr 2025

https://github.com/hktalent/weblogic_java_des

weblogic T3 collections java InvokerTransformer Transformer InvokerTransformer weblogic.jndi.WLInitialContextFactory

collections deserialization exploit hacker hacking-tool invokertransformer java rce remote-control remote-execution tools transformer weblogic

Last synced: 14 May 2025

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

A Java client library for generating URLs with imgix

images imgix java signing-imgix-urls src srcset url-builder

Last synced: 12 Apr 2025

https://github.com/raydac/japagoge

Simple animated PNG and GIF screen recorder

apng gif gif-recorder java peek screen-capture screencast screencast-recording

Last synced: 02 Aug 2025

https://github.com/cyberark/conjur-api-java

Java client for the CyberArk Conjur API

api-client conjbot-notify conjur conjur-core conjur-sdk core java

Last synced: 10 Apr 2026

https://github.com/idursun/spring-and-angular

A SPA demo project with Spring Framework and Angularjs

angularjs java spa-demo spring spring-framework

Last synced: 02 Oct 2025

https://github.com/kerosene-labs/kindling

The fuel that'll ignite your application. A programmable TLS HTTP/1.1 server with no dependencies.

framework java lightweight ssl tls web-server

Last synced: 15 Apr 2025

https://github.com/bfg/eureka-dns-server

Eureka DNS Server: RFC 1035/2782 compatible DNS server interface to Netflix Eureka service registry.

dns dns-server eureka eureka-client eureka-server eureka-service-discovery java netty service-discovery

Last synced: 14 Jan 2026

https://github.com/qudini/qudini-reactive

Spring WebFlux builds scalable applications, Qudini Reactive makes them production-ready.

aws correlation-id graphql java logging mdc metrics prometheus reactive reactor spring-boot sqs webflux

Last synced: 05 Jul 2025

https://github.com/yangfeng20/smart-config

Smart-Config 智能配置:单体应用下的动态配置;单机版Apollo

apollo config-center dynamic java

Last synced: 14 Jan 2026

https://github.com/moonstoneid/siwe-java

Java lib for Sign-In with Ethereum (EIP-4361)

eip-4361 java sign-in-with-ethereum siwe

Last synced: 07 Mar 2026

https://github.com/kavithma-thushal/computershop-management-system-1st-sem-final

Developed this Standalone Application as the first semester's final project for the Graduate Diploma in Software Engineering at the Institute of Software Engineering

final-project java javafx mysql

Last synced: 11 Jul 2025

https://github.com/JakeJMattson/TouchControl

Control at your fingertips.

camera java nircmd opencv touchscreen

Last synced: 09 May 2025

https://github.com/amanmj/PC-Remote-Control

A telegram bot to remotely control anyone's PC remotely through your phone/PC.

hacktoberfest java telegram telegram-bot

Last synced: 12 Apr 2025

https://github.com/minnukota381/calculator-android-studio

A Simple Calculator design using Android Studio

android android-studio java

Last synced: 12 Jul 2025

https://github.com/hkhc/electricspock

Bridging Robolectric and Spock framework.

android groovy java robolectric spock-framework unit-test

Last synced: 05 Apr 2025

https://github.com/pavelicii/allpairs4j

🧮Pairwise combinations generator with constraints for Java

allpairs combinatorial-testing java pairwise pairwise-testing test-automation testing testing-tools

Last synced: 11 Jan 2026

https://github.com/vatsalkesarwani12/firebaseauth

FireBase Auth app built to authenticate user via firebase using Email Id , Phone Number , Google , Facebook , Yahoo , Twitter , Github , also Anonymous Sign In .

android anonymous email facebook firebase firebase-auth firebaseauth github google java phone phone-number twitter yahoo

Last synced: 23 Mar 2025

https://github.com/samie/vaadin-confirmdialog

ConfirmDialog Add-on for the Vaadin 6, 7, 8, and 14

apache-license-2 java vaadin

Last synced: 15 Apr 2025

https://github.com/payu/ratel

Service Discovery - SOA in a simple way

java

Last synced: 11 Mar 2026

https://github.com/josepaumard/devoxx-be-2017

This repo is an extended and somehow cleaned up version of the live coding sessions I made for my talk Collectors in the Wild at Devoxx Belgium 2017.

collectors devoxx-be-2017 java java-8 java-collectors java-streams streams

Last synced: 13 Jul 2025

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

:pencil:一个简单的ORM框架,寂寞消遣之作~

java orm sql

Last synced: 15 Apr 2025

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

Java Wrapper for OpenFoodFacts

hacktoberfest java openfoodfacts wrapper

Last synced: 29 Apr 2025

https://github.com/yenilikci/java-springboot

(Java & React) Yazılım Geliştirici Yetiştirme Kampı Java kısmına ait yazılan kaynak kodlar ve ödev çalışmalarım.

aop inheritance java mernis nlayer-architecture oop open-closed-principle rest-api spring

Last synced: 15 Apr 2025

https://github.com/apache/tomcat-training

Apache Tomcat Training Material

http java javaee network-server tomcat

Last synced: 19 Oct 2025

https://github.com/wpernath/quarkus-grumpycat

A simple fat-cat / packman like multi player game, with a logic server written in Java with Quarkus and a Engine written in JavaScript with the MelonJS game framework.

argocd game game-development gitops html5-canvas java javascript kubernetes melonjs openshift quarkusio tekton-pipelines

Last synced: 25 Feb 2026

https://github.com/zhenye-na/lintcode

👨‍💻 This repository contains the solutions and explanations to the algorithm problems on LintCode. All are written in Python/Java/C++ and implemented by myself.

algorithms coding-interviews cpp java lintcode lintcode-problems-practice python

Last synced: 09 Oct 2025

https://github.com/frcteam1967/frcteam1967

FRC Team 1967 • The Janksters • Notre Dame High School

c-plus-plus first-robotics-competition frc-robot girlswhocode java robotics team-1967

Last synced: 24 Oct 2025

https://github.com/fernanda-kipper/desafio-backend-uber

Solução do desafio de backend da Uber desenvolvido durante o vídeo https://youtu.be/eFgeO9M9lLw

aws-ses java java-spring microservice spring spring-boot

Last synced: 24 Oct 2025

https://github.com/joyofcodingpdx/joyofcoding

Source code for The Joy of Coding course at Portland State University taught by David Whitlock

java portland-state-university

Last synced: 08 Apr 2026

https://github.com/redhat-middleware-workshops/enter-serverless-functions

This hands-on workshop teaches how developers creates/builds/deploys serverless functions using Quarkus on Knative, AWS Lambda

aws-lambda functions java knative kubernetes microservices openshift quarkus serverless

Last synced: 17 Sep 2025

https://github.com/noleme/noleme-flow

A library enabling DAG structuring of data processing programs such as ETLs

dag dataflow etl-pipeline java workflow workflow-engine

Last synced: 12 Jan 2026

https://github.com/chrimaeon/gradle-licenses-plugin

This Gradle plugin provides tasks to generate a HTML / XML / Json file with the licenses used from the libraries.

android gradle gradle-plugin gradle-task java kotlin license license-management

Last synced: 15 Feb 2026

https://github.com/jacksonhardaway/wardrobe

Wardrobe is a Hytale library that enables developers to create customizable cosmetics, such as hairstyles, accessories, clothing, and player models with asset packs.

hytale hytale-mod hytale-plugin java mod plugin

Last synced: 03 Apr 2026

https://github.com/stephengold/Wes

An animation editing and retargeting library for jMonkeyEngine (code has New BSD license)

animation java jme3 jmonkeyengine jmonkeyengine3 jvm-library library retargeting-animations skeleton-map

Last synced: 19 Mar 2026

https://github.com/alessio-vivaldelli/java-creator-nvim

Neovim plugin for generating Java files (classes, interfaces, enums, records) with package-aware autocompletion.

java nvim plugin

Last synced: 10 Feb 2026

https://github.com/rafaelfgx/java

Java, Spring Boot, Docker, Testcontainers, PostgreSQL, MongoDB, Kafka, LocalStack, AWS (SQS, S3), JWT, Swagger, Patterns (Mediator, Observer, Outbox, Strategy).

java java-24 java-api java-spring-boot java-springboot java24 kafka localstack mongodb patterns postgres postgresql s3 spring spring-boot springboot sqs testcontainers

Last synced: 05 May 2025