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/xxdark/reflectionhooks

Java reflection hooking library

hooks invoke-api java reflection

Last synced: 19 Apr 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/kbuntrock/openapi-maven-plugin

Generate openapi documentation for SpringMVC or JaxRS/JakartaRS projects.

compilation jakartars java java11 java17 java8 jax-rs jaxrs maven-plugin openapi spring-mvc

Last synced: 27 Jul 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/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/kelvindev15/kotlin2plantuml

A library for generating plantuml from Kotlin code

documentation java kotlin plantuml plantuml-generator tool uml uml-class-diagram

Last synced: 15 Apr 2025

https://github.com/arteam/jdit

JDBI Integration Testing

db java jdbi unit-testing

Last synced: 25 Jun 2025

https://github.com/alibaba/spring-velocity-support

An support project of legacy velocity based on Spring Framework

java spring spring-framework template-engine velocity

Last synced: 28 Oct 2025

https://github.com/ianshulx/dsa-programs

Note: This repository is not part of Hacktoberfest, but contributions are still welcome if you'd like to contribute!

beginner-friendly c clanguage contributions-welcome cplusplus cpp datastructures dsa dsa-algorithm good-first-project hacktoberfest hacktoberfest2022 java javaalgorithm open-source

Last synced: 04 Apr 2025

https://github.com/drop-project-edu/drop-project

A web application where students drop their projects to check for correctness and quality.

auto-grading automated-assessment java kotlin spring-boot teacher-tests

Last synced: 17 Jan 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/zowe/sample-spring-boot-api-service

Zowe REST API service SDK and sample API service that integrates with Zowe API Mediation Layer

java mainframe rest-api sample zos zowe

Last synced: 27 Oct 2025

https://github.com/checkout/checkout-sdk-java

Checkout.com SDK for Java

java sdk

Last synced: 12 Mar 2026

https://github.com/reportportal/agent-java-junit5

JUnit5 integration for ReportPortal

java junit5 reportportal

Last synced: 17 Mar 2026

https://github.com/wasabithumb/xclaim

A better chunk claiming system for Paper servers

claim java minecraft minecraft-plugin paper spigot

Last synced: 08 Oct 2025

https://github.com/ion-fusion/fusion-java

Ion Fusion is a customizable programming language for working with JSON and Amazon Ion data.

amazon-ion data-processing java json programming-language racket scheme

Last synced: 15 Apr 2026

https://github.com/karthikriyer/photoeditor

Simple Photo Editing App

android java photo-editing

Last synced: 11 Apr 2025

https://github.com/bitkylin/featurelab

开发过程组件及特性验证演示程序集锦,包括「从零开始自实现MQ」、「 基于 dubbo + hmily 的多应用交易系统」「搭建基于 docker 的 Kafka 集群及Spring Boot应用访问」,以及学习笔记及总结。

docker dubbo hmily java kafka tcc zookeeper

Last synced: 10 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/sashenjayathilaka/library_management_system

Library Management System

java mysql

Last synced: 05 May 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/philippheuer/events4j

Java Event Dispatcher / Consumer

events hacktoberfest java reactor

Last synced: 09 Jul 2025

https://github.com/rpmtw/rpmtw-platform-mod

The mod is integrated RPMTW services to provide Minecraft players with a better gaming experience.

fabric-mod forge-mod java kotlin minecraft minecraft-mod rpmtw

Last synced: 11 Jul 2025

https://github.com/nordtheme/eclipse-syntax

An arctic, north-bluish clean and elegant Eclipse syntax theme.

color color-scheme color-theme colorscheme eclipse eclipse-color-theme ide java nord syntax syntax-highlighting theme

Last synced: 09 Jul 2025

https://github.com/guhan-sensam/android-notification-in-python

A comprehensive guide into creating notification on android using python

android java notifications pyjnius python

Last synced: 30 Apr 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/vidtu/ksyxis

Ksyxis: Speed up your world loading by removing spawn chunks.

fabric fabricmc forge java minecraft minecraft-mod mod neoforge neoforged optimization performance quilt quiltmc

Last synced: 19 Apr 2026

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/vonzhou/blog

My Blog

blog c java programming

Last synced: 20 Jul 2025

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/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/zongxr/flask-ssm

一款模仿SpringFramework的Python的web后端框架,基于Flask二次封装。通过Python反射模拟了Java的IOC控制反转,通过Python装饰者模式模拟了Java的AOP面向切面编程。具有接口自动发现、定时任务自动注册、事务管理器、单元测试,等功能。简化web后端开发流程,聚焦业务逻辑,让你按照Spring的习惯写Python

aspect-oriented-programming flask flask-apscheduler flask-sqlalchemy inversion-of-control java mvc mybatis python reflection spring springframework web

Last synced: 17 Jun 2025

https://github.com/piyushwani004/onlinehouserentingsystem

House rental portal is a webpage where house owners, clients, customers can exchange information effectively and inexpensively.Provides user-friendly interface, satisfying the needs of the consumers.Employs a new strategy that facilitates easy management of rental houses.

bootstrap4 java jsp-servlet mvc-architecture mysql-database

Last synced: 21 Jun 2025

https://github.com/andy671/musictheory

Music Theory Library for Java and Android apps

android chords java music-theory notes scale

Last synced: 26 Jul 2025

https://github.com/dawnings/dy-task-actuator-simple

待遇任务执行器-一个简单的任务执行器

java maven task

Last synced: 24 Jul 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/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/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/benelog/lambda-resort

examples of filtering, sorting, mapping by Java, Groovy, Scala, Kotlin, Xtend, Ceylon

groovy java lambda xtend

Last synced: 04 Sep 2025

https://github.com/onehilltech/promises

Promise/A+ library for JVM and Android

android java promises

Last synced: 09 Aug 2025

https://github.com/javaee/security-api

Java EE Security (JSR-375) API

java javaee jsr-375 security

Last synced: 14 Jan 2026

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/casid/jte-intellij

IntelliJ plugin for jte template files.

intellij-plugin java template-engine

Last synced: 16 Mar 2025

https://github.com/depromeet/swimie-server

🏊‍♂️ 친구들의 응원과 함께하는 수영일기, Swimie!

generative-ai hexagonal-architecture java jenkins multi-module mysql redis sentry spring-boot

Last synced: 19 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/kezhenxu94/chatgpt-java

ChatGPT SDK for Java, CLI, GitHub Actions, demo, etc.

chatgpt chatgpt-api chatgpt-bot chatgpt-cli chatgpt-github-action chatgpt-java chatgpt-sdk java

Last synced: 15 Apr 2025

https://github.com/subashz/musik-player

Simple Android Music Player

android-music-player java kotlin music

Last synced: 04 Aug 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/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/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/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/binx98/quickchat

QuickChat IM Server 服务端

im java netty websocket

Last synced: 12 Apr 2025

https://github.com/lukehb/137-stopmove

Algorithms to automatically discover stops and moves in GPS trajectories.

classification gps java move spatio-temporal stop trajectory

Last synced: 04 May 2025

https://github.com/pieking1215/invmove

Minecraft Forge/Fabric/Quilt mod that adds the ability to walk around while in inventories

fabric forge java minecraft quilt

Last synced: 05 Jan 2026

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

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/hendriks73/ffsampledsp

FFmpeg based service provider for javax.sound.sampled.

audio audio-decoder ffmpeg java java-library macos sound ubuntu windows

Last synced: 10 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/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/unitsofmeasurement/si-units

International System of Units

international java si-units standards units

Last synced: 21 Jan 2026

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/cryptography-cafe/curve25519-elisabeth

Pure Java implementation of group operations on ristretto255 and Curve25519

cryptography curve25519 edwards-curve elliptic-curves java ristretto

Last synced: 19 Jan 2026

https://github.com/badasintended/badpackets

multiplatform packet api

fabricmc java minecraft minecraft-forge

Last synced: 15 Mar 2026

https://github.com/zelloptt/zellowork-server-api-libs

Client libraries for Zello Work server API

api-client csharp java objective-c php swift zellowork-api

Last synced: 26 Oct 2025

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/open-feature/java-sdk-contrib

Community contributions for hooks and reference providers

feature-flags java openfeature

Last synced: 11 Mar 2026

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/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/pelock/stringencrypt-webapi

String Encryption and File Encryption for C/C++, C#, Visual Basic .NET, Delphi/Pascal/Object Pascal, Java, JavaScript, Python, Ruby, AutoIt, PowerShell, Haskell, MASM, FASM programming languages.

autoit cpp csharp delphi encrypted-strings encryption fasm file-encryption haskell java javascript js masm object-pascal pascal powershell python ruby string-encryption visual-basic-net

Last synced: 30 Jul 2025

https://kag0.github.io/tail

simple tail call optimization and stack safety for Java

java tail-call-optimization trampolines

Last synced: 02 Apr 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/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/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/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/alxkm/reflector

Reflector is tiny java reflections library

java reflection reflection-api reflection-library study

Last synced: 28 Feb 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/j256/simplecsv

Simple Java CSV reading and writing library using Java annotations

annotations csv java

Last synced: 22 Mar 2025

https://github.com/astefanutti/camel-cdi

:camel: CDI extension for Apache Camel

camel cdi java javaee

Last synced: 17 Mar 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/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/tekgator/docker-mcmyadmin

McMyAdmin control pannel for running a Java Minecraft server in all possible variants

docker docker-container docker-image docker-mcmyadmin java mcmyadmin-panel minecraft minecraft-server spigot

Last synced: 05 May 2025

https://github.com/bagyoni/origamieditor3d

Virtual paper folding application

java origami wysiwyg

Last synced: 18 Dec 2025

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/descope/descope-java

Java library used to integrate with Descope

authentication descope java java-sdk sdk spring spring-boot spring-security

Last synced: 15 Apr 2025