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/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/tanin47/javaparser.rs

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

java parser

Last synced: 15 Sep 2025

https://github.com/arteam/embedded-http-server

A light and minimalistic HTTP server for Java with zero dependencies and quick startup time

http java unit-testing

Last synced: 25 Jun 2025

https://github.com/woowacourse-teams/2025-hearit

🎧 읽지 말고, 히어릿 — 귀로 듣는 개발 인사이트

android java kotlin media3 spring

Last synced: 05 Mar 2026

https://github.com/swifdroid/jni-kit

📦 The best JNI wrapper ever made

java jni swift wrapper

Last synced: 13 May 2026

https://github.com/jakejmattson/facialrecognition

Facial detection and recognition.

facial-detection facial-recognition java opencv

Last synced: 11 Oct 2025

https://github.com/stevekung/indicatia

A small quality of life mod!

forge indicatia java lightweight minecraft qol utilities

Last synced: 09 Oct 2025

https://github.com/patilshreyas/passengersecurity-sih2018

This is our SIH2018 and Third Year Mini Project - Android app for Passenger to file FIR Online.

android fir-online government-railway-police grp java mysql php xampp

Last synced: 16 Oct 2025

https://github.com/naotsugu/piecetable

Java implementation of PieceTable data structure.

algorithms java

Last synced: 06 Feb 2026

https://github.com/marcoscgdev/infoview

A simple and easy to use information view for Android.

android code info infoview java view views xml

Last synced: 12 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/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/objectionary/eo-intellij-plugin

Syntax Highlighting Intellij IDEA Plugin for EO Programming Language

eolang intellij intellij-plugin java oop parser

Last synced: 16 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/thallyta-castro-cv/algafood-api

Este projeto consiste em uma aplicação Backend com Spring Boot para criar um sistema de delivery de comida completo com todos os recursos que o Spring disponibiliza. O intuito deste projeto é servir de repositório base para consultas futuras de implementação de recursos do framework.

java junit5 mockito-junit-test mysql spring-boot

Last synced: 08 Jul 2025

https://github.com/dmkyr20/tables4j

Java-Cli-Table-Builder makes it easy to create flexible command-line tables. You haven't need to write your classes and methods to decorate console output anymore. Just use this flexible tool for positioning.

builder cli command-line command-line-tool console console-app console-application console-log console-tool easy-to-use java java-11 java-8 java-library library maven repository

Last synced: 10 Apr 2025

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/asadiahmad/plantsvszombies

Game with JavaFX framework for Advanced Programming Course

game java javafx javafx-application plants-vs-zombies plantsvszombies ui ui-design ux ux-design

Last synced: 28 Oct 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/ivangfr/spring-kafka-de-serialization-types

The goal is to play with Spring Kafka. We've implemented 5 examples of producer and consumer services that exchanges messages through Kafka using different types of serialization and approaches.

avro docker java jib json kafka schema-registry spring-boot spring-kafka spring-web-mvc

Last synced: 10 Apr 2025

https://github.com/cojen/dirmi

Dirmi is a replacement for Java RMI which supports bidirectional remote objects.

java java-rmi remote-method-invocation remote-procedure-call rmi rpc rpc-library

Last synced: 10 Apr 2025

https://github.com/martinpaljak/EstEID

Estonian eID tools and libraries in Java

apdu apdu4j esteid java smartcard

Last synced: 12 Apr 2025

https://github.com/ralscha/mycustomer

Ext JS 6 sample application with Spring Framework, Spring Boot, JPA

demo extjs extjs6 java javascript

Last synced: 10 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/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/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/jorgeluisreis/askconsole

AskConsole é uma aplicação que une a simplicidade do CLI com a complexidade de uma IA (LLM), trazendo a oportunidade ter conversas com o Gemini da Google.

cli gemini-ai ia java json llm

Last synced: 14 Apr 2025

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/shannah/webrtc-java-mobile

A Java/Kotlin WebRTC implementation for all mobile/desktop/web platforms.

android codenameone ios java kotlin webrtc

Last synced: 28 Aug 2025

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/atd/handynotes

Simple Android application that provides widgets to have notes at hand

android java notes

Last synced: 01 Sep 2025

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/cyclopsmc/colossalchests

For when regular chests are too small.

forge hacktoberfest java minecraft

Last synced: 01 May 2025

https://github.com/halvards/vagrant-xfce4-ubuntu

Vagrant-based development environment using Ubuntu and the Xfce Desktop Environment

development java nodejs ubuntu vagrant xubuntu

Last synced: 23 Mar 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/naxmefy/node-jdbc

small wrapper to work with jdbc in node

java jdbc nodejs typescript

Last synced: 01 Mar 2026

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

https://github.com/tfkfan/netty-server-game-demo

Netty java game highload server with room management support

gameserver highload java netty

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/jgperrin/net.jgp.books.spark.ch04

Spark in Action, 2nd edition - chapter 4

java manning spark sparkjava sparkwithjava

Last synced: 06 May 2025

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/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/imagingbook/imagingbook-public

Image processing software for textbooks by W. Burger & M. Burge

burger-burge digital-image-processing imagej imagej-plugins imagingbook java

Last synced: 29 Oct 2025

https://github.com/akarnokd/async-enumerable

Prototype Java 9 library based on the asynchronous enumerable concept (where moveNext() returns a task to compose over).

asynchronous enumerable java

Last synced: 11 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/xdev-software/micro-migration

Tiny library to migrate EclipseStore datastores. Applies migration scripts on the datastores to keep them up to date.

eclipse-store eclipsestore java maven support-library xdev

Last synced: 30 Apr 2025

https://github.com/orpolyzos/spring-web-initializr

Spring Web Initializr is a library that helps you easily create Web Apps with Spring Boot.

java library mvc mvc-pattern plugin rest rest-api spring spring-boot webapp

Last synced: 05 May 2025

https://github.com/naturalness/sensibility

Fixes Java syntax errors with LSTM neural networks! [proof-of-concept]

hacktoberfest java keras lstm ml4code neural-network syntax syntax-checker syntax-error

Last synced: 05 May 2025

https://github.com/imagingbook/imagingbook-calibrate

Java/ImageJ implementation of Zhang's camera calibration method

burger-burge camera-calibration imagej java

Last synced: 29 Oct 2025

https://github.com/muoncore/muon-java

Muon Core for the JVM. APIs and Microservices taken to the next level

api ddd event-sourcing events java messaging microservice microservices-architecture reactive

Last synced: 11 Jan 2026

https://github.com/acegi/xml-format-maven-plugin

Advanced, automatic formatting of your XML files during Maven builds

java maven maven-plugin xml xml-format

Last synced: 20 Mar 2025

https://github.com/terl/hydride-java

Libhydrogen implemented in Java.

c cryptography encryption hash hashing java java-8 jna shared-library

Last synced: 30 Apr 2025

https://github.com/pinterest/l10nmessages

L10nMessages is a library that makes internationalization (i18n) and localization (l10n) of Java applications easy and safe.

annotation-processor bazel fluent-api format gradle i18n icu4j internationalization java l10n localization maven

Last synced: 07 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/tananaev/steps-navigation

Navigation app without GPS using steps sensor

android java

Last synced: 06 May 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/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/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/cjstehno/coffeaelectronica

My technical blog.

blog gradle groovy java

Last synced: 23 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/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/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/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/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/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/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/yangyouwang/wrapper

包装枚举插件(例如:0或1 包装成男或女)

java

Last synced: 10 Apr 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/tarantool/cartridge-springdata

Spring Data Tarantool

java spring tarantool

Last synced: 14 Apr 2025

https://github.com/yupiik/bundlebee

A light Java Kubernetes package manager.

cloud java kubernetes maven

Last synced: 13 Feb 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/willfleury/prometheus-metrics-agent

JVM agent metrics instrumentation and monitoring with Prometheus (Scala, Java, Kotlin, Clojure, etc)

agent apm java jvm metrics monitoring prometheus

Last synced: 16 Oct 2025

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

Apache UIMA Ruta

apache java ruta text-analysis uima

Last synced: 19 Oct 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/saharnooby/lua-js-syntax

A transpiler to vanilla Lua from an alternative JS-inspired syntax

antlr java js lua transpiler

Last synced: 11 Jul 2025

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/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/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/open-hand/gitlab-service

Gitlab Service is responsible for establishing communication with GitLab, handling GitLab related logic and forwarding it to other services.

choerodon gitlab java spring spring-boot spring-cloud

Last synced: 10 Jul 2025

https://github.com/sshtools/forker

Forker is a set of utilities and helpers for launching processes from Java in the most efficient way possible

command fork java non-blocking process processbuilder service system wrapper

Last synced: 13 Apr 2025