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/corwur/cytoscapeneo4j

Cytoscape plugin for neo4j

cypher-query cytoscape java neo4j plugin

Last synced: 03 Apr 2025

https://github.com/parttimenerd/meta-agent

Instrument instrumenting agents to see how they transform classes

instrumentation java java-agent

Last synced: 30 Jun 2025

https://github.com/connyduck/pixelwallpaper

A colorful pixelated live wallpaper for Android

android colorful customization java wallpaper xml

Last synced: 10 Oct 2025

https://github.com/ekino/jcv

JSON Content Validator (JCV) allows you to compare JSON contents with embedded validation.

assertions assertj assertj-assertions hamcrest hamcrest-matchers java jcv json jsonassert testing wiremock wiremock-mappings

Last synced: 12 Apr 2025

https://github.com/epam/Gepard

Test Automation Framework

framework java junit test-automation

Last synced: 27 Feb 2025

https://github.com/l33t-c0d3r-66/todo-web-application

TO-DO Web Application Created Using Hibernate and Bootstrap

hibernate java javawebapp jsp jsp-servlet

Last synced: 28 Apr 2025

https://github.com/clivern/racter

:crocodile: A Java Framework for Building Bots on Facebook's Messenger Platform.

chatbot facebook-api facebook-messenger-bot java java-library messenger-bot messenger-chat-bot

Last synced: 23 Jun 2025

https://github.com/wyatt-herkamp/too-many-shortcuts

Adds support for meta keys such as alt, ctrl, and shift in keybinds. Allows for creating multiple binds for each keybinds.

fabric java kotlin minecraft

Last synced: 17 Jun 2026

https://github.com/hoangsonww/binary-search-tree-dsa

🌳 This repository is dedicated to the Binary Search Tree (BST) data structure, featuring a comprehensive demo of all its functionalities including insertion, deletion, search, and traversal operations. It serves as an educational resource for understanding BSTs in depth, offering code examples and explanations suitable for students and developers.

algorithms binary-search binary-search-algorithm binary-search-tree binary-search-tree-operations binary-search-tree-traversal binary-tree binary-tree-array binary-tree-linked-list bst bst-tree data-structures java java-8

Last synced: 14 Oct 2025

https://github.com/arconia-io/arconia-migrations

Tools and OpenRewrite recipes to automate refactoring, migrations, and upgrades for Java projects.

arconia docling java junit migrations open-rewrite spring-boot testcontainers

Last synced: 30 Jun 2026

https://github.com/salaboy/k8s-operator

Simple Kubernetes Operator Using Spring Cloud Gateway and Spring Cloud Kubernetes

cloud java kubernetes operator spring

Last synced: 10 Apr 2025

https://github.com/lemire/sparsebitmap

A simple sparse bitmap implementation in java

bitset compression java

Last synced: 30 Jul 2025

https://github.com/dadoonet/elasticsearch-java-client-demo

Elasticsearch Client Java Sample project

elasticsearch elasticsearch-client java

Last synced: 14 Apr 2025

https://github.com/augustd/burp-suite-utils

Utilities for creating Burp Suite Extensions.

burp burp-api burp-extensions burp-plugin burpsuite java

Last synced: 16 Jan 2026

https://github.com/grizeldi/z21-drive

Java implementation of Fleischmann/Roco z21 DCC center's network protocol

cab fleischmann java library model-railway z21

Last synced: 14 Apr 2025

https://github.com/louisjenkinscs/llvm-jvm

[W.I.P] A Just-In-Time Java Virtual Machine written in Haskell

bytecode educational haskell interpreter java java-bytecode jvm language monad monadic scala virtual-machine

Last synced: 26 Jun 2025

https://github.com/doudoutangs/3.salary_system

github不会经常在线,可加QQ:553039957,详谈。薪资管理系统:是一套简洁薪资管理系统,虽然界面简单,但其功能强大。系统分为了五大模块:考勤与工资,薪资设置,部门管理,公告管理,系统管理。主要技术:Springboot+MyBatisPlus+MySQL+jQury,Layui

java jquery layui mybatis-plus mysql spring-boot

Last synced: 13 May 2025

https://github.com/eclecticlogic/eclectic-orc

Annotation driven Java object writer for ORC with runtime code generation for speed.

converter java orc writer

Last synced: 01 Feb 2026

https://github.com/derive4j/derive4j-fj

Automatic derivation of functional-java typeclasse instances and optics

derive4j functional-programming functionaljava java java-8 typeclasses

Last synced: 28 Oct 2025

https://github.com/openshopchannel/website

The website and online library for the Open Shop Channel.

bulma java spring spring-boot web website

Last synced: 23 Apr 2025

https://github.com/vorlonsoft/gradlemavenpush

Helper to upload Gradle Android Artifacts, Gradle Java Artifacts and Gradle Kotlin Artifacts to Maven repositories (JCenter, Maven Central, Corporate staging/snapshot servers and local Maven repositories).

aar aar-library android android-library artifact artifacts gradle gradle-build gradle-java jar java java-library jcenter kotlin kotlin-library maven maven-repository mavencentral snapshot staging

Last synced: 23 Apr 2025

https://github.com/cami-la/java-poo-curso-em-video

Código fonte das aulas do curso Curso completo de Programação Orientada a Objetos (POO) com a linguagem Java. Aborda os principais conceitos como Classes, Objetos, instanciamento, abstração, encapsulamento, herança, polimorfismo e muito mais. Criado pelo professor Gustavo Guanabara para o Curso em Vídeo, explica todos os conceitos de POO de uma maneira simples, objetiva e divertida.

curso-em-video curso-em-video-java cursoemvideo gustavo-guanabara gustavoguanabara java java-oop java-oop-course orientacao-a-objetos poo

Last synced: 23 Apr 2025

https://github.com/futaosmile/springbootintegration

SpringBoot集成学习项目 SpringBoot Integration

druid elasticsearch gradle java kotlin mybatis redis rocketmq springboot swagger

Last synced: 23 Apr 2025

https://github.com/dathoangse/java-cqrs-commandbus

A lightweight & highly extensible CQRS Command Bus for implementing application services and CQRS architectural pattern in Java

architecture command-bus cqrs-architectural-pattern cross-cutting-concerns java middleware

Last synced: 14 Jan 2026

https://github.com/ic4j/ic4j-agent

IC4J Agent for the Internet Computer

android dfinity icp java

Last synced: 14 Jan 2026

https://github.com/coodex2016/concrete.coodex.org

一种基于java的服务定义规范。

concrete coodex-libraries java

Last synced: 18 Jan 2026

https://github.com/libgdx/jamepad

A better way to use gamepads in Java

gamecontroller-framework gamepad java sdl2

Last synced: 14 Jan 2026

https://github.com/niesfisch/java-code-tracer

JCT is a call graph generator that works via byte code instrumentation. it records the flow through your application to gather call statistics. It helps to analyze which code is still used in production and which code can be removed (e.g. for big monolithic legacy applications)

bytecode callgraph java javaagent jdk jre jvm legacy profile profiler stack stacktrace tracer tracing

Last synced: 23 Jun 2025

https://github.com/sharifpoetra/thunder-java

Thunder the legendary bot that now come out reborn!

discord-bot java jda jda-bot jda-discord-bot multipurpose music-bot

Last synced: 21 Mar 2025

https://github.com/ajermakovics/backflow

A dynamic reverse proxy server

java java8 reverse-proxy undertow

Last synced: 13 Apr 2025

https://github.com/nea/nehe-android-ports

NeHe Android Ports

android java nehe opengl tutorial

Last synced: 11 May 2025

https://github.com/houarizegai/tictactoe

A simple Tic Tac Toe (XO) game 🎮 developped using Java Swing.

game java swing tic-tac-toe tictactoe

Last synced: 10 Apr 2025

https://github.com/ajermakovics/json

Simple and convenient Json in Java

java json

Last synced: 13 Apr 2025

https://github.com/houarizegai/fxmessenger

Desktop App - Clone Facebook Messenger [In progress]

facebook java javafx messenger

Last synced: 07 Mar 2026

https://github.com/Konloch/HTTPRequest

HTTPRequest is an easy-to-use zero dependency Java wrapper to read from a URL. Support for Cookies, proxies, UserAgent, post data and more.

cookies http-client http-request http-requests httprequest java java-8 java-library library postdata proxies proxy useragent

Last synced: 12 Jul 2025

https://github.com/HikoQiu/JNI_INVOKE_FFMPEG

Use Android NDK jni to invoke ffmpeg2.8.4 compiled *.so to deal with video.

android c ffmpeg java java-jni

Last synced: 22 Apr 2025

https://github.com/groupe-sii/ogham

Sending email, sms or whatever is a piece of cake

email hacktoberfest java sms spring-boot

Last synced: 13 Sep 2025

https://github.com/bhattbhavesh91/facebook-transcoder-demo

A small walkthrough of Facebook's TransCoder Pretrained model for Code Conversion

code-converter facebook-research facebook-transcoder java python transcode

Last synced: 13 Jul 2025

https://github.com/KovuTheHusky/dynmap-structures

A Bukkit plugin that shows your world's structures (such as Villages, Strongholds, and Pyramids) on Dynmap.

bukkit dynmap java minecraft

Last synced: 03 May 2025

https://github.com/rnayabed/piholelcdstat

Pi-Hole + System Info Dash for Raspberry Pi

java javafx pihole pihole-dashboard

Last synced: 27 Jun 2025

https://github.com/xeraa/morphia-demo

Morphia (MongoDB) demo project

java mongodb morphia

Last synced: 15 Oct 2025

https://github.com/sosow0212/2024-e-market

(~24.06) 교내 중고 거래 플랫폼

java junit5 mysql redis rest-docs spring-boot

Last synced: 14 Apr 2025

https://github.com/cardano-foundation/cf-java-rewards-calculation

This java project is used to calculate the rewards of the Cardano blockchain. It aims to be both an edge case documentation and formula implementation.

calculation cardano java pool reserve rewards treasury

Last synced: 12 Jan 2026

https://github.com/noti0na1/lambdacalculus-java

Lambda calculus implemented in Java

computer-science java lambda lambda-calculus utlc

Last synced: 24 Mar 2025

https://github.com/samourai-wallet/bitcoinj

BitcoinJ: Samourai Wallet and Sentinel

bitcoin bitcoinj blockchain java library no2x segwit

Last synced: 08 Apr 2025

https://github.com/mcourteaux/spooferbt

Relay torrent tracker communication via TCP to bypass a blocked UDP network.

java proxy spoofing torrent tracker tracker-communication tunneling udp udp-traffic

Last synced: 09 Jul 2025

https://github.com/ksbrwsk/raspberrypi-boot

simple spring boot application running on raspberry pi measuring data via bmp085 sensor

gdata google-sheets-api java mqtt pi4j pushover rabbitmq raspberry-pi spring-boot

Last synced: 12 May 2025

https://github.com/timostrating/parkingsimulator

Project 1.2 - A simulation project for school

gradle hanzehogeschool java libgdx libgdx-game rollercoaster tycoon

Last synced: 21 Apr 2025

https://github.com/apache/sling-org-apache-sling-dynamic-include

Apache Sling Dynamic Include

java sling

Last synced: 24 Mar 2025

https://github.com/eclipse-rap/org.eclipse.rap

Eclipse RAP Runtime (Remote Application Platform)

eclipse java javascript rcp swt

Last synced: 19 Apr 2025

https://github.com/albogdano/elasticsearch-river-amazonsqs

[DEPRECATED] Amazon SQS river plugin for ElasticSearch 1.4

deprecated elasticsearch elasticsearch-river java plugin

Last synced: 19 Apr 2025

https://github.com/yandex-cloud/java-sdk

Yandex.Cloud Java SDK

java yandex-cloud

Last synced: 28 Apr 2025

https://github.com/kooperlol/blockify

A client-sided block library for Minecraft

api blocks client-side java minecraft packets paper papermc spigot utils

Last synced: 01 Apr 2026

https://github.com/scndry/jackson-dataformat-spreadsheet

A Java library (Jackson extension) for reading and writing Excel spreadsheets (XLSX/XLS) as POJOs.

data-binding excel jackson jackson-dataformat java ooxml poi pojo spreadsheet xls xlsx

Last synced: 25 Apr 2026

https://github.com/miho/vmf

VMF is a Lightweight Modeling Framework for the Java Platform (works on JDK 11-22)

gradle java modeling modeling-infrastructure

Last synced: 17 Aug 2025

https://github.com/tkuenneth/android-demos

This repo contains various Android demo apps

android java kotlin-android

Last synced: 14 Apr 2025

https://github.com/aerokube/chrome-developer-tools-protocol-java-example

An example of using Java client to work with Chrome Developer Tools Protocol in Selenoid

chrome developer-tools java protocol selenoid

Last synced: 30 Jun 2025

https://github.com/nasa/ziggy

Ziggy, a portable, scalable infrastructure for science data processing pipelines, is the child of the Transiting Exoplanet Survey Satellite (TESS) pipeline and the grandchild of the Kepler Pipeline.

algorithm analysis arc data data-analysis data-reduction java k2 kepler linux macos nasa open-source pipeline science tess ziggy

Last synced: 09 May 2026

https://github.com/frankchen021/bithon

An full stack observability platform

agent alerting apm diagnosis java logging metrics opentelemetry tracing

Last synced: 10 Mar 2026

https://github.com/freeipcc/freeaicc

AI Call Center,Contact Center,Customer Service System,Колл-центр,Callcenter,Centre d'appels,Centro de llamadas,Centro de atendimento,コールセンター,콜센터,Интеллектуальный колл-центр,Intelligentes Callcenter,Centre d'appels intelligent,Centro de llamadas inteligente,Centro de atendimento inteligente,インテリジェントコールセンター,지능형 콜센터

ai asr call-center callcenter contact-center contactcenter freeaicc freeipcc freeswitch ipcc java llm nlp python rag telephony tts

Last synced: 12 Apr 2025

https://github.com/teamapps-org/teamapps

TeamApps is a Java web application framework

java web-application-framework

Last synced: 10 Apr 2025

https://github.com/kevalmorabia97/naive-bayes-text-classifier-in-java

Naive Bayes Classification used to classify movie reviews as positive or negative

java machine-learning naive-bayes-classifier text-classification

Last synced: 10 Jul 2025

https://github.com/yegor256/tojos

Text Object Java Objects (TOJOs): an object representation of a multi-line structured text file like CSV, YAML, or JSON

csv file-format java json

Last synced: 25 Apr 2026

https://github.com/edwinm/game-of-life-in-java

John Conways Game of Life in Java, either as a applet or as a stand alone program.

applet gameoflife java

Last synced: 04 Apr 2025

https://github.com/trainingbypackt/spring-boot-2-fundamentals

Learn how you can quickly build and deploy production-ready microservices within the Java and JVM ecosystem

css html java

Last synced: 10 Apr 2025

https://github.com/cansik/librealsense-java

Intel® RealSense™ SDK 2 wrapper for Java.

camera depth hacktoberfest intel java library realsense v2

Last synced: 06 May 2025

https://github.com/kuliginstepan/dadata-client

Dadata Suggestions API client for Spring (Java)

dadata-api dadata-client java spring

Last synced: 14 Jan 2026

https://github.com/bitstorm/tiny-zip

The missing Zip library for Java

java library utility zip

Last synced: 14 Jan 2026

https://github.com/ddobrin/spring-native-function-knative

A simple example of a Function deployed in Knative, available as JVM or Native Image

java knative native

Last synced: 13 Jun 2025

https://github.com/3arthqu4ke/hmc-specifics

Version specific implementations of the HeadlessMc runtime.

cli java minecraft

Last synced: 27 Apr 2025

https://github.com/playfab/javasdk

PlayFab SDK for Java applications

android java playfab

Last synced: 18 Aug 2025

https://github.com/freeandfair/coloradorla

Software to facilitate risk-limiting audits at the state level, developed for the state of Colorado.

audit civic-tech elections government java postgresql python security typescript

Last synced: 04 May 2026

https://github.com/agateau/burgerparty

A time management game for Android where you play a fast-food owner who must put together the burgers ordered by her customers before time runs out.

android burger game java libgdx

Last synced: 24 Oct 2025

https://github.com/g00glen00b/dimitri.codes

Static generator for dimitri.codes using Astro

astrojs java javascript markdown utterances

Last synced: 28 Jan 2026

https://github.com/orenskl/pico-jvm

A small Java virtual machine for Raspberry Pi Pico. This is based on the CLDC Profile for embedded devices.

arm bare-metal cldc cortex-m embedded j2me java jvm midp phoneme pico raspberry raspberry-pi raspberry-pi-pico real-time

Last synced: 01 Jun 2026

https://github.com/landawn/abacus-jdbc

Coding with SQL/DB is just like coding with Collections

dao java jdbc jpa orm sql sqlbuilder

Last synced: 25 May 2026

https://github.com/mageekchiu/chkv

Consistent Hashing based Key-Value Memory Storage

consistenthash java memory storage

Last synced: 14 Oct 2025

https://github.com/alaeddinejebali/android-converttopdf

How to convert a document to a PDF using iText and Aspose?

android aspose itext java pdf-generation

Last synced: 24 Oct 2025

https://github.com/sshtools/icon-generator

A simple library for generating Java2D (Swing/AWT) and JavaFX icons in Java, with SWT support in an add-on.

awt fontawesome generator icons java javafx swing swt

Last synced: 26 Oct 2025

https://github.com/frc1257/robotics-training

Team 1257's repository for training new members

docsify frc java

Last synced: 24 Oct 2025

https://github.com/realtimeweb/datasets

The primary repository for all of the CORGIS Datasets

csv data datasets java jinja2 json python racket

Last synced: 30 Jan 2026

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

Code examples and additional documentation for using Calimero

examples java knx

Last synced: 18 Oct 2025

https://github.com/puzpuzpuz/http-nio-server

A demo HTTP server built with Java NIO & NIO.2

http-server java java-nio

Last synced: 23 Mar 2025

https://github.com/col-e/dex-translator

A translation library for converting between Dalvik and JVM bytecode

android apk bytecode dalvik dex java reverse-engineering

Last synced: 22 Mar 2025

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

Docker registry storage adapter

docker docker-registry java private-docker-registry

Last synced: 08 Sep 2025