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/56duong/real-time-chat-websocket-angular-spring-boot

A real-time chat app offering individual and group chats, including chat color customization and group management. Users can log in, manage members, view active users, track unseen messages, and upload avatars.

angular chat-application java mysql real-time sockjs-client spring-boot web-socket

Last synced: 29 May 2026

https://github.com/haq/mapcha

Map based captcha plugin for your Minecraft server.

captcha java paper spigot

Last synced: 20 Apr 2025

https://github.com/dxxxxy/hephaestus

Hephaestus - R.A.T Forger: completely setup R.A.T + host it on heroku with a single Java console application. Disclaimer: For educational purposes only.

app auto discord forge fully hephaestus heroku host java maven mod rat setup

Last synced: 21 Apr 2025

https://github.com/brcolow/java-dx12

DirectX12 in Java with Project Panama

directx12 java jextract panama

Last synced: 04 Mar 2026

https://github.com/shubh2-0/deadlock-in-java

This repository showcases two projects that demonstrate the concept of deadlock in different scenarios. Project 1: Printer Scanner simulates resource deadlock. Project 2: Water Spices presents a practical example. Clone and explore to understand deadlock and resource management. Contributions are welcome.

deadlock example-project java practice-project thread

Last synced: 23 Apr 2025

https://github.com/zhangyingwei/cockroach2

java 爬虫框架 cockroach 完全重构

cockroach java spider

Last synced: 07 May 2025

https://github.com/loonaticx/DemiBOT

DemiBOT is an amazing remote control Java Discord bot, created by the infamous Loonatic and Disyer.

bot discord discord-bot discord-bots discord-java discordjava epic java remote-control remote-control-discord

Last synced: 08 Apr 2025

https://github.com/vensing/fy4a

A demo of parse fengyun4 satellite HDF5 file and output a color enhance satellite image ⛅

hdf5 java

Last synced: 02 Jul 2025

https://github.com/harshkapadia2/jdbc_librarymanagementsystem

A JDBC project using Netbeans IDE (Java) and MySQL.

java jdbc mysql netbeans

Last synced: 21 Apr 2025

https://github.com/zenwave360/json-schema-ref-parser-jvm

Parse, Resolve, and Dereference JSON Schema $ref pointers for JVM

java json-pointer json-schema resolver

Last synced: 06 Mar 2026

https://github.com/gr8pefish/openglider

OpenBlocks' HangGlider ported and rewritten for 1.10+

java minecraft minecraft-forge minecraft-forge-mod minecraft-mod mod

Last synced: 12 Apr 2025

https://github.com/thehyve/podium

Podium request portal for biobanks

biobanking java microservices podium request-portal

Last synced: 29 Oct 2025

https://github.com/b3dgs/tyrian-remake

Java remake of Tyrian game

android dos epic-megagames game java lionengine tyrian

Last synced: 09 Jul 2025

https://github.com/picadoh/stocks-api

Simple Stocks Spring Boot Application

example java spring spring-boot

Last synced: 07 May 2025

https://github.com/ajay-prabhakar/codeforces

Codeforces is Android version of Codeforces web. This app is made to integrate all the available Codeforces API into this app. :rocket:

android api codeforces java

Last synced: 29 Oct 2025

https://github.com/security-union/rust-vs-java

Personal study to compare java and rust

java rustlang study

Last synced: 03 Sep 2025

https://github.com/quick-perf/quickperf-live

Ease your work on Spring Boot applications: quickly generate functional non-regression tests, diagnose performance and generate non-regression tests on performance-related properties.

allocation java n-plus-1 nplus1 performance performance-metrics performance-monitoring spring spring-boot test-automation test-generation test-generator testing-tools

Last synced: 19 Mar 2025

https://github.com/robvanderleek/jlifx

LIFX control utility in Java

java lifx

Last synced: 07 May 2025

https://github.com/safnaj/ibazar-android-app

E-Commerce Android Application Developed in Java Using Android Studio. Google Firebase used for Backend.

android android-app google-firebase java uiux

Last synced: 03 Sep 2025

https://github.com/digitalinnovationone/acceleration-a11y-clean-restful-apis

DIO International Acceleration: Accessibility (A11y) in Clean RESTful APIs.

acessibility clean-architecture java mongodb rest-api spring-boot

Last synced: 10 Sep 2025

https://github.com/brunocampos01/desenvolvimento-de-sistemas

Exercícios das matérias: Desenvolvimento de Sistemas Orientados a Objetos I e II.

android-app desenvolvimento-de-sistemas gui ine ine5601 ine5605 java jdbc serialization try-catch ufsc

Last synced: 20 Jun 2025

https://github.com/eeeeeric/mpc-hc-api

Java library for controlling MPC-HC over a network

java mpc-hc

Last synced: 13 Apr 2025

https://github.com/skullabs/kos

Zero-overhead and minimalist web framework for Vert.x

java kotlin microservice vertx

Last synced: 21 Jun 2025

https://github.com/PhilippHeuer/credential-manager

Java - OAuth2 Credential Manager

credentialmanager java oidc-client

Last synced: 14 May 2025

https://github.com/relvaner/actor4j

Actor4j is a multi-runtime actor-oriented Java framework. Extended libraries.

actor-model actor4j actors java java-21 libraries

Last synced: 23 Jul 2025

https://github.com/tzutalin/driverecorder

It's an Android application which is able to record the video when driving.

android application camera java

Last synced: 14 May 2025

https://github.com/dkurt/openvino_java

Build, package and publish OpenVINO for Java

android gradle java openvino

Last synced: 15 Sep 2025

https://github.com/malengatiger/flutter-mongdb-mobile

Flutter plugin for MongoDB Mobile database to support Android and iOS

dart firebase flutter java mongodb node

Last synced: 23 Jul 2025

https://github.com/xzel23/cabe

Inject null-checks into Java-code

bytecode instrumentation java jspecify null-check null-safe nullability

Last synced: 25 Jan 2026

https://github.com/iodesystems/seleniumjquery

Reactive Selenium jQuery dom integration

java jquery kotlin selenium

Last synced: 27 Jun 2025

https://github.com/pozil/pub-sub-api-java-client

A sample Java gRPC client for the Salesforce Pub/Sub API

avro grpc java pubsub salesforce

Last synced: 14 May 2025

https://github.com/louisdh/java-class-quick-look

Quick Look plugin to display Java class files as bytecode

bytecode java macos quicklook-plugin

Last synced: 13 May 2025

https://github.com/mongodb-developer/java-spring-apps

Example MongoDB Applications using Java and Spring

java maven mongodb spring

Last synced: 07 Apr 2025

https://github.com/jwharm/cairo-java-bindings

Java language bindings for the Cairo graphics library using the JEP-454 Panama FFI

bindings cairo-drawing java jep-454

Last synced: 15 Sep 2025

https://github.com/binhex/arch-intellij

Docker build script for Arch Linux base with IntelliJ IDEA

arch-linux docker docker-image groovy gui ide intellij java kotlin novnc scala x-windows

Last synced: 08 Apr 2026

https://github.com/freedommedal/idea-javadoc2

Intellij plug-in,In java classes, member variables, methods, quickly generate Java comments.

intellij intellij-plugin java

Last synced: 12 Jan 2026

https://github.com/xoxefdp/farmacia

sistema de inventario para farmacia en java

java

Last synced: 22 Apr 2025

https://github.com/abstracta/jmeter-java-dsl-sample

jmeter-java-dsl simple sample maven project

java jmeter performance performance-testing

Last synced: 25 Jun 2026

https://github.com/hncboy/leetcode

LeetCode

algorithm java leetcod

Last synced: 30 Apr 2025

https://github.com/codeintrovert/90daysofdsa

A Series of #90DaysLeetCodeChallenge where I solve 90 leetcode problems in 90 Days!

data-structures dsa github github-copilot java learn leetcode leetcode-java leetcode-solutions student-vscode

Last synced: 17 Jul 2025

https://github.com/asahaf/javacron

java library for parsing crontab expressions and calculating the next run time

cron cron-expression cronjob crontab java parser

Last synced: 11 Jan 2026

https://github.com/devfinwiz/leetcode-feeder

A repository designed for novice developers to make open-source contributions with just a few clicks. Get your pull request merged in under 12 hours!

algorithm-challenges competitive-coding cpp data-structures java leetcode leetcode-python python sql

Last synced: 21 Mar 2025

https://github.com/op-ted/efx-toolkit-java

This is an EFX translator written in Java. It supports multiple target languages. It includes an EFX expression translator to XPath. It is used to in the generation of the Schematron rules in the eForms SDK.

antlr4 eforms java library transpiler xpath

Last synced: 11 Jan 2026

https://github.com/bartlomiejzuber/rapidmsgconverter

Java app for quick converting .msg files to .pdf files

java msg-converter msg-files pdf-generation

Last synced: 07 May 2025

https://github.com/julxxy/multiple-sms-spring-boot

Multiple SMS Templates & Multiple SMS Providers for spring-boot, You can easily use multiple-sms-spring-boot-starter to send SMS for users by @SMS annotation and SmsTemplat in you projects.

java sms spring-boot spring-boot-starter

Last synced: 11 Jan 2026

https://github.com/selimhorri/flight-management

Spring Boot app manages flights and their reservations

java jpa jsp spring-boot sql

Last synced: 12 Apr 2025

https://github.com/oussamabonnor1/jettunes_android

Android music player, still under developement and requires many improvements but works normaly.

android android-application android-studio java material-design music-player xml

Last synced: 30 Oct 2025

https://github.com/respresso/respresso-client-android

Save development time! Respresso automatically transforms and delivers your digital assets into your projects

android android-development designer developer-tool digital-asset-management gradle java kotlin resource-management respresso synchronization translator

Last synced: 11 Jan 2026

https://github.com/admin4j/admin4j-json

JSON 适配器工具类。适配各大框架 fastjson,fastjson2,jackson,gson等

fastjson fastjson2 gson jackson java json

Last synced: 18 Apr 2025

https://github.com/timostrating/projecteuler

These are Java / Ruby / C / Lisp / Haskell / PHP/ Bash / PL-SQL / Mathematica / Rust / Kotlin / Lua solutions for Project Euler, — In the best 1% of the world

cpp java mathematica projecteuler python ruby

Last synced: 12 Sep 2025

https://github.com/apache/servicemix-utils

Mirror of Apache Servicemix utils

java network-client network-server osgi scala servicemix xml

Last synced: 25 Aug 2025

https://github.com/utsanjan/greenhouse

GreenHouse Blog is an innovative Java-based social media Android app crafted for effortlessly sharing college updates and engaging gossip

android android-studio blog collegeblog greenhouse java social social-media

Last synced: 18 Sep 2025

https://github.com/marschall/jdeps-maven-plugin

maven plugin that runs the 8 jdeps tool

java jdeps maven

Last synced: 17 Aug 2025

https://github.com/digitalheir/java-nfa

🌁 Nondeterministic Finite State Automata for Java (in plain English: flowcharts with multiple possible outcomes)

finite-state-automaton finite-state-machine fsa java nfa non-deterministic transducer

Last synced: 11 Jan 2026

https://github.com/openjdk/jmc7

https://openjdk.org/projects/jmc

java jmc mission-control openjdk

Last synced: 05 Oct 2025

https://github.com/hezhii/algorithm

学习《算法》(第四版)过程中的一些笔记、练习等。

algorithm java

Last synced: 10 Aug 2025

https://github.com/zafir100100/quizapp-java

The "QuizApp-Java" repository on GitHub is a Java-based project that allows developers to create a quiz application with various features, such as multiple-choice questions, timers, and score tracking. The repository includes the source code for the project, as well as documentation on how to use and customize the quiz application.

gui java java-swing multiple-choice-questions netbeans quiz-application score-tracking

Last synced: 19 Apr 2025

https://github.com/sudhirkumar85/library-management-system-project

Library-Management-System-Project :- A library management system is software that is designed to manage all the functions of a library. It helps librarian to maintain the database of new books and the books that are borrowed by members along with their due dates.

awt dbms java library-management-system-project swing

Last synced: 15 Apr 2025

https://github.com/zhoushengsheng/ci6226-ira-g14

Assignment for CI6226 Information Retrieval & Analysis at NTU in Singapore.

java lucene search-engine spring-boot

Last synced: 16 Jan 2026

https://github.com/jaudiolibs/pipes

Java audio routing and unit generator library.

audio dsp java

Last synced: 11 Apr 2026

https://github.com/othreecodes/attendancems

Attentance management and Course Record System Written in JavaFX

attendance-management-system fingerprint java javafx records-management

Last synced: 15 May 2025

https://github.com/menny/bazel-leaf

A Gradle plugin that builds modules using Bazel.

android bazel gradle gradle-plugin java

Last synced: 01 Sep 2025

https://github.com/binance/binance-toolbox-java

Toolbox for Binance Java Connector

binance binance-api java toolbox

Last synced: 15 Apr 2025

https://github.com/beratyesbek/e-campus-backend

e campus system is a portal that contains all the information of your college. it includes the students schedule and timetable, lesson detail ,professors,student enrolled and more all are managed by this system.

aop-aspects java psql spring spring-boot

Last synced: 27 Oct 2025

https://github.com/sonatype/package-url-java

Java Package URL implementation

java labs package-url

Last synced: 23 Apr 2025

https://github.com/bes2008/langx-js

TypeScript,JavaScript language extensions, write TypeScript,JavaScript using Java API for a javaer, javascripter, typescripter, weber

java javascript langx-java langx-js lodash typescript

Last synced: 19 Mar 2025

https://github.com/arkssss/studynotes

后端技能校招笔记整理 (包含数据结构, 算法, Java, C++, 数据库, Redis, Linux 等)

cpp git java linux mysql php rabbitmq react redis vim

Last synced: 23 Mar 2025

https://github.com/mohitjaisal/codingbooks

As you begin your path on becoming a coding specialist it is always pleasant to find good sources of information. Many computer languages might be tricky to learn at the beginning so you need reliable references to double-check your mistakes and learn how to not make them again.

books c coding coding-interview codingbooks cpp hacktober hacktoberfest hacktoberfest-accepted hacktoberfest2021 java python

Last synced: 12 Oct 2025

https://github.com/thibaudcolas/d4

D4 is a Datalift module to visualize RDF DataCube data. Built with Bootstrap, D3 and CoffeeScript.

d3 datacube datalift java rdf sparql

Last synced: 12 Oct 2025

https://github.com/sergey-melnychuk/distributed-algorithms

Implementation of classic distributed algorithms: membership, failure detection, quorum, replication etc.

consensus distributed-hash-table distributed-systems fault-tolerance java membership peer-to-peer quorum replication

Last synced: 19 Jan 2026

https://github.com/29dch/walking-the-maze

走迷宫问题的算法可视化(UI)及迷宫生成

bfs dfs java queue recursive stack swing

Last synced: 12 Oct 2025

https://github.com/3urobeat/pingplugin

🔌 A Minecraft plugin that tells you your or the ping of another player in ms to the server. Thats it. [Bukkit/Spigot - Supports 1.20]

bukkit bukkit-plugin java minecraft minecraft-plugin minecraft-server ping plugin spigot spigot-plugin

Last synced: 13 Oct 2025

https://github.com/binaryb3ast/playsho

Transform your movie nights into a cinematic experience with PlaySho, an Android app built with Kotlin! Collaborate with friends to watch a single video together, regardless of their location. Utilize the virtual cinema feature, generate a shared stream link, and enjoy synchronized playback for an immersive movie-watching experience.

android exoplayer java retrofit2 socket-io stream

Last synced: 10 Oct 2025

https://github.com/croct-tech/export-client-java

Java client for the Croct Export API.

api client croct java

Last synced: 30 Oct 2025

https://github.com/jhg023/bitbuffer

A data type similar to ByteBuffer, but can read/write bits as well as bytes to improve throughput and allow for optional compression.

bitbuffer bits bitwise bitwise-arithmetic bitwise-operators buffer bytebuffer java java-11

Last synced: 10 Apr 2025

https://github.com/3urobeat/nopeacefulplugin

🔌 A Minecraft plugin to block users from running '/difficulty peaceful' to prevent mobs from despawning. [Bukkit/Spigot - Supports 1.20]

bukkit difficulty java minecraft minecraft-plugin minecraft-server plugin spigot spigot-plugin

Last synced: 13 Oct 2025