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/danhpaiva/una-gqs-refatoracao-ex-02-202301

🧑‍🏫 ~ Exercício para fixacao do conteúdo de Refatoração e Git

algorithms java refactoring

Last synced: 08 May 2025

https://github.com/mogilefs-moji/moji

A file-like MogileFS client for Java

java java-mogilefs mogile mogilefs moji storage

Last synced: 11 Jan 2026

https://github.com/Simsilica/SiO2

Base pack of useful reusable game code that can help bootstrap any JME game project.

java jme3 jmonkeyengine jmonkeyengine3

Last synced: 19 Mar 2026

https://github.com/metio/reguloj

Lightweight business rule engine

java rule-engine

Last synced: 30 Jul 2025

https://github.com/virgilsecurity/virgil-sdk-java-android

Virgil Core SDK allows developers to get up and running with Virgil Cards Service API quickly and add end-to-end security to their new or existing digital solutions to become HIPAA and GDPR compliant and more.

android cryptography encryption end-to-end-encryption gdpr hipaa java maven pki sdk

Last synced: 08 Aug 2025

https://github.com/ibm-wm-transition/ganymed-ssh-2

Ganymed SSH-2 for Java is a library which implements the SSH-2 protocol in pure Java.

java ssh-client-library

Last synced: 13 Oct 2025

https://github.com/sashenjayathilaka/library_management_system

Library Management System

java mysql

Last synced: 05 May 2025

https://github.com/pajaydev/travelwebapplication-virtugo

This project is to develop a travel planner system, which describes about the climatic conditions, interesting places to visit, top hotels in the area and some additional features like travel reminders depending on the user’s destination. We have used Angular JS, HTML 5 for front end and Spring boot, MySQL for backend.

angularjs climatic-conditions java mysql spring-boot travel-planner

Last synced: 08 Jul 2025

https://github.com/GrapeBaBa/sui4j

Sui4j is a robust, reactive, type safe Java library for working with Smart Contracts on the @MystenLabs/sui network.

bcs blockchain java jvm move sdk sui

Last synced: 04 Apr 2025

https://github.com/dgroup/arch4u-pmd

Linting rules for Java frameworks like Spring, Quarkus, Jackson, SLF4J, etc., to avoid known problems in REST API, logging, observability, performance, and general best practices.

jackson-json java logging monitoring open-api pmd pmd-ruleset quark quarkus rest-api slf4j spring spring-boot

Last synced: 12 Apr 2025

https://github.com/fernanda-kipper/partners-api

This projec is an API simulates the functionality of a food delivery platform like Ifood or Uber Eats.

flyway-migrations java postgresql spring-boot

Last synced: 04 May 2025

https://github.com/bertrandmartel/pcapng-decoder

Java PCAPNG decoder library

java pcapng pcapng-decoder

Last synced: 07 May 2025

https://github.com/s4kibs4mi/kotlinschool

Kotlin School with Kotlin Programming Tutorial

java jvm kotlin kotlin-android kotlin-language

Last synced: 05 May 2025

https://github.com/jiayaoguang/gameserver

Game Server Framework ,and not only game; 游戏服务器框架,又不止是游戏。支持网页http请求, 支持长连接发送 protobuf、json、自定义的数据类型,数据压缩加密、依赖注入、mysql对象关系映射及异步存储等功能。

game game-development game-server gameserver http http-server java netty protobuf

Last synced: 11 Apr 2025

https://github.com/nepitwin/rabbitssl

Example Java, Spring-Boot and Python RabbitMQ SSL configuration

java python rabbitmq spring-boot ssl tls

Last synced: 15 Apr 2025

https://github.com/rainu/spring-custom-token-auth

A little example how to use spring with a custom token authentication.

auth demo java rest-api spring token

Last synced: 16 Apr 2025

https://github.com/worldline/learning-kotlin

Course and exercises allowing to learn Kotlin for full stack development!

java kotlin ktor spring-boot

Last synced: 16 May 2025

https://github.com/sunarya-thito/pluginquery

Allows spigot/bungeecord/velocity plugins to send plugin message without having to require the player to be online on the server

bungeecord java spigot velocity

Last synced: 15 Apr 2025

https://github.com/frknkrc44/superboard

A mirror of https://gitlab.com/frknkrc44/superboard. Please do everything on my GitLab repository.

android android-keyboard hacktoberfest java keyboard

Last synced: 14 Apr 2025

https://github.com/eliasnogueira/selenium-java-browser-factory

Example of the Factory design pattern implementation to create browser instances using Selenium WebDriver

factory-pattern java selenium-webdriver test-automation

Last synced: 21 Mar 2025

https://github.com/efwgrp/efw4.x

An Enterprise Framework for Web with a goal-oriented approach to building web systems fast using Ajax and server-side JavaScript, provided by ESCCO.

ajax efw4x framework graaljs java javascript nashorn openpdf poi purpose-oriented websocket

Last synced: 08 Mar 2026

https://github.com/edrdo/dbdia

Diagram generator for Entity-Relationship models and relational schemas.

antlr colab database diagram er graphviz java python schema

Last synced: 16 Jan 2026

https://github.com/robinohs/totp-kt

A kotlin implementation of HOTP (RFC-4226) and TOTP (RFC-6238). Supports validation and generation of 2-factor authentication codes, recovery codes and randomly secure secrets.

2fa 2factor hotp java kotlin mfa one-time-password otp otp-verification rfc-4226 rfc-6238 totp totp-generator

Last synced: 14 Apr 2025

https://github.com/jxnet/jxnet

Jxnet is a Java library for capturing and sending custom network packet buffers with no copies. Jxnet wraps a native packet capture library (libpcap/winpcap/npcap) via JNI (Java Native Interface).

capture-packets java jni libpcap network-security network-security-monitoring npcap packet-analyzer packet-capture packet-crafting packet-sniffer pcap-library security security-audit security-scanner sending-packets winpcap

Last synced: 09 Jul 2025

https://github.com/weilueluo/tsm4j

A tiny, in-memory, zero dependency state machine library

java state-machine

Last synced: 26 Sep 2025

https://github.com/fjossinet/rnartistcore

A Kotlin DSL to create and plot RNA 2D structures. The drawing engine behind RNArtist to be used from the command line.

bioinformatics drawing-algorithm dsl java kotlin plot-rna rna rna-molecule rna-secondary-structure rna-structure visualization

Last synced: 08 Apr 2025

https://github.com/oblac/jodd-http

Simple Java HTTP client.

http-client java jodd

Last synced: 15 Mar 2026

https://github.com/graphaware/neo4j-noderank

GraphAware Timer-Driven Runtime Module that executes PageRank-like algorithm on the graph

java neo4j neo4j-graphaware-framework

Last synced: 07 Oct 2025

https://github.com/dk900912/oplog-spring-boot

spring boot support for operation log

java operation-audit operation-log spring spring-boot

Last synced: 12 Mar 2026

https://github.com/jbapple/libfilter

High-speed Bloom filters and taffy filters for C, C++, and Java

bloom-filter bloom-filters bloomfilter c cpp data-structures java library

Last synced: 16 Mar 2025

https://github.com/codelytv/kotlin-hexagonal_http_api-course

💎 Kotlin Hexagonal HTTP API Course: Learn to do scalable Kotlin web apps

course ddd hexagonal-architecture java kotlin spring sprint-boot

Last synced: 26 Apr 2025

https://github.com/sirblobman/blueslimecore

A custom plugin library that can be used by anyone to enhance their own plugins.

api bukkit bungeecord factions java language library minecraft multiversion nms paper spigot

Last synced: 16 Mar 2025

https://github.com/thamyresarm/dio-bootcamp-ifood-java

Repositório com todos os desafios de códigos do curso Java da Ifood com a DIO

java spring-boot

Last synced: 29 Apr 2025

https://github.com/heliosminecraft/heliosclient

Fabric anarchy utility mod for the latest Minecraft version.

fabricmc-mod helios-client helios-utility-mod java minecraft-mod minecraft-utility-mod

Last synced: 12 Apr 2025

https://github.com/stephanj/llama3javachatcompletionservice

Llama3.java Inference engine with OpenAI Chat Completion REST API/

inference-api java llama3 openai-api

Last synced: 05 May 2025

https://github.com/justdoom/flappyac

A 1.8 - 1.18 anticheat (When the full releases is out)

anticheat bukkit bukkit-api bukkit-plugin java spigot-api spigot-plugin spigotmc

Last synced: 21 Mar 2025

https://github.com/jelmerro/unicam

A cross-platform open-source webcam viewer

camera java slf4j webcam webcam-capture

Last synced: 21 Jul 2025

https://github.com/oreoft/cache-anno

Automatic cache annotation based on AOP implementation, support Redis and local cache, read and write cache data in the simplest way

annotation cache java redis

Last synced: 11 Jan 2026

https://github.com/green4j/green-jelly

Garbage-free (green), simple and fast stream oriented JSON parser and generator if you need to parse/generate mega(giga)bytes of data with no GC pauses

fast java json json-generator json-parser streaming

Last synced: 11 Jan 2026

https://github.com/dukke/fxcomponents

New controls for JavaFX

java javafx library

Last synced: 21 Mar 2025

https://github.com/santanusinha/dropwizard-db-sharding-bundle

A bundle for implementing application level sharding on traditional databases.

dropwizard dropwizard-bundle java mariadb mysql

Last synced: 06 Apr 2025

https://github.com/however-yir/campus-recruitment-recommendation-system

Campus recruitment recommendation system built with Spring Boot, Vue, MySQL, and user-based collaborative filtering for job matching.

campus-recruitment collaborative-filtering full-stack java job-matching mysql recommendation-system recruitment-system spring-boot vue2

Last synced: 01 May 2026

https://github.com/jddev0/energizedpower

This is a technology Forge/NeoForge/Fabric mod with many machines.

fabric fabric-mod fabricmc fabricmc-mod forge forge-mod java minecraft minecraft-mod minecraftforge mod neoforge neoforge-mod

Last synced: 05 Jun 2026

https://github.com/apache/datafusion-java

Java bindings for Apache DataFusion

apache arrow datafusion java jni jvm query-engine sql

Last synced: 15 Jun 2026

https://github.com/lijiahangmax/orion-kit

一个功能强大, 覆盖面广的工具类库。让你的开发无须编写重复的底层代码, 提高开发效率, 让你的代码更加简练、易读, 稳定且优雅。

common io java jsch kit lang spring string tools util utils

Last synced: 04 Oct 2025

https://github.com/ivangfr/spring-cloud-stream-event-routing-cloudevents

The goal of this project is to play with Spring Cloud Stream Event Routing and CloudEvents. For it, we will implement a producer and consumer of news & alert events.

cloudevents event-routing graalvm java kafdrop kafka native spring-boot spring-cloud-stream spring-webflux

Last synced: 27 Mar 2026

https://github.com/netgrif/application-engine

Workflow management system fully supporting low-code language Petriflow.

information-systems java low-code netgrif petri-nets petriflow wms workflow

Last synced: 02 Mar 2026

https://github.com/unitsofmeasurement/si-units

International System of Units

international java si-units standards units

Last synced: 21 Jan 2026

https://github.com/jimlind/filmlinkd

Your Favorite Letterboxd Discord Bot

discord discord-jda java jda letterboxd

Last synced: 01 Apr 2026

https://github.com/Ketbome/hytalepanel

Docker image for Hytale dedicated server with web panel. Easy setup, auto-download, real-time console.

dedicated-server game-server gaming hypixel hytale hytale-server java minecraft server-management web-panel

Last synced: 27 Mar 2026

https://github.com/codebox/readable-regex

Java library for creating readable regular expressions

java readability regular-expressions

Last synced: 12 Jun 2025

https://github.com/onehilltech/promises

Promise/A+ library for JVM and Android

android java promises

Last synced: 09 Aug 2025

https://github.com/sinnerschrader/skillwill

Skills Management @ SinnerSchrader

java less react redux skills spring-boot

Last synced: 13 Apr 2025

https://github.com/adarshaddee/hacktoberfest-2022-for-all

Hacktoberfest2022🥳 - Contribute given programs in every language😎 you want, every PR will be accepted😍!!!

adarshaddee c codarsh cpp hacktoberfest hacktoberfest-accepted hacktoberfest2022 java javascript mridealhat php python

Last synced: 10 Jun 2025

https://github.com/jferrater/opa-data-filter-spring-boot-starter

Spring Boot library for enforcing authorization on Spring Data JPA and MongoDB by filtering data using the Open Policy Agent (OPA) partial evaluation feature.

authorization cloud-native datafilter java java-library mongodb opa opa-data-filter openpolicyagent spring-data-jpa spring-data-mongo springboot sqldb

Last synced: 11 Sep 2025

https://github.com/pscheidl/cdi-events-playground

Demonstrates the capabilities of Java EE CDI events

cdi example java javaee tutorial

Last synced: 14 Mar 2026

https://github.com/zoran-jankov/repairq

RepairQ is a ticket system software application that is aimed for repair shops. It is used to track all business related things, from creating and tracing tickets, registering customers, devices that are being repaired, repair parts inventory and more.

beginer business-application data-structures database github-page java registration-forms registration-system repair-management repair-processes repair-service repairs-department serbian swing ticket-management

Last synced: 15 Apr 2025

https://github.com/hoangsonww/employee-management-fullstack-app

🧑🏻‍💻 This repository hosts the Employee Management Full-Stack App, built with a modern React frontend with a robust Java Spring Boot backend to provides efficient data management and an interactive user experience. Currently deployed live with AWS RDS, Docker, Render, & Vercel.

aws docker full-stack fullstack-development java javascript jsx maven mongodb mui-material rds-mysql react reactjs rest-api restful-api spring spring-boot spring-mvc springframework vercel

Last synced: 29 Oct 2025

https://github.com/mattczyr/realistictorches

A Minecraft mod that causes torches to burn out after a configurable amount of time.

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

Last synced: 14 Jul 2025

https://github.com/cettia/asity

Build universally reusable web fragments on the JVM

abstraction-layer asynchronous framework-agnostic http java jvm web-fragment web-framework websockets

Last synced: 14 Jun 2025

https://github.com/casid/jte-intellij

IntelliJ plugin for jte template files.

intellij-plugin java template-engine

Last synced: 16 Mar 2025

https://github.com/pengmaster/ndkjnidemo

:satellite: NDK-JNI开发入门教程

android android-studio cmakelists cpp java jni ndk ndk-cmake

Last synced: 28 Oct 2025

https://github.com/fengchangfight/chef-assist

点菜传菜后厨一体系统

java quasar springboot vuejs

Last synced: 17 Jan 2026

https://github.com/micronaut-projects/micronaut-maven-plugin

Maven plugin to execute Micronaut applications

groovy java kotlin maven micronaut

Last synced: 24 Dec 2025

https://github.com/open-feature/java-sdk-contrib

Community contributions for hooks and reference providers

feature-flags java openfeature

Last synced: 11 Mar 2026

https://github.com/houko/javacodingstandards

Java coding specification (daily coding summary, standardizing project team members have a unified specification, convenient cooperation, error checking, refactoring, etc.) When you abandon the specification to write code as you like when you come back to read it, Remove all the impulses of rewriting.

coding-standards java

Last synced: 29 Oct 2025

https://github.com/cblichmann/idajava

Java integration for Hex-Rays IDA Pro

c-plus-plus ida-plugin ida-pro java reverse-engineering swig windows

Last synced: 10 May 2025

https://github.com/vonzhou/blog

My Blog

blog c java programming

Last synced: 20 Jul 2025

https://github.com/picovoice/flutter-voice-processor

Flutter audio recording plugin designed for real-time speech audio processing

android audio audio-processing audio-recorder dart flutter ios java swift

Last synced: 14 Jul 2025

https://github.com/willfleury/metrics-agent

JVM agent based metrics with Prometheus and Dropwizard support (Java, Scala, Clojure, Kotlin, etc)

agent apm dropwizard java jvm metrics monitoring prometheus

Last synced: 07 Apr 2025

https://github.com/moeraorg/moera-node

Moera node, for issues use: https://github.com/MoeraOrg/moera-issues/issues

backend blog cloud decentralized java moera personal-blog personal-cloud rest-api social-network spring

Last synced: 29 Jun 2025

https://github.com/pierreschwang/netty-packet

Simple & Lightweight Netty packet library + event system

event java netty packet

Last synced: 23 Mar 2025

https://github.com/ovirt/ovirt-engine-sdk-java

The oVirt Java SDK

java

Last synced: 11 Apr 2025

https://github.com/thomasdaheim/ownnoteeditor

JavaFX editor for the ownNote files locally stored in ownCloud folder

java java10 java11 java15 javafx nextcloud tinymce

Last synced: 24 Aug 2025

https://github.com/udaychandra/bdd

JUnit 5 based BDD library to create and run stories and behaviors a.k.a BDD specification tests

bdd bdd-framework java junit junit5

Last synced: 15 Apr 2025

https://github.com/trademe/includeme

A Gradle plugin that simplifies working with composite builds

android composite-builds gradle gradle-plugin gradle-sync java kotlin

Last synced: 14 Apr 2025

https://github.com/soabase/soabase-stages

A tiny library that makes staged/pipelined CompletableFutures much easier to create and manage

concurrency futures java java-8 java-9 threading

Last synced: 12 Jan 2026

https://github.com/brentvollebregt/price-per-unit

An Android app that helps you compare prices of similar products 💵 💰

android java price price-per-unit unit-price

Last synced: 18 Apr 2026

https://github.com/exasol/sql-statement-builder

Build SQL statements safely without string concatenation

builder-pattern compile-time-checking exasol exasol-integration foundation-library java sql

Last synced: 11 Sep 2025

https://github.com/renatoathaydes/jvm-alternatives-to-js

Repository comparing JVM alternatives to JS: CheerpJ, GWT, JSweet, TeaVM, Vaadin Flow, bck2brwsr (bonus: React, Dart)

cheerp dart gwt java jsweet reactjs teavm vaadin

Last synced: 26 Mar 2025