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/liuyueyi/autormbg

auto remove image backgound service by SpringBoot3+ JDK17+ AI

ai image-to-image java jdk17 python remove-background rmbg springboot springboot3-x

Last synced: 24 Oct 2025

https://github.com/ramanaditya/beginners

This is a repository containing all the beginning steps to start with programming from level zero

c cplusplus cpp hacktoberfest hacktoberfest-2020 hacktoberfest2020 java python python3

Last synced: 30 Oct 2025

https://github.com/apache/pekko-persistence-cassandra

A replicated Apache Pekko Persistence journal backed by Apache Cassandra

cassandra cqrs eventsourcing java pekko pekko-persistence scala

Last synced: 19 Oct 2025

https://github.com/Wynncraft-Recreation/Wynncraft

A recreation of Wynncraft network with the use of the Bukkit/Paper API to create a bundled plugin

bukkit java minecraft minecraft-plugin paper papermc spigot wynncraft

Last synced: 26 Oct 2025

https://github.com/apache/causeway-app-helloworld

Apache Causeway™ software is a framework for rapidly developing domain-driven apps in Java. This repo contains a sample app to help you quickly learn the essentials of the framework.

ddd domain-driven-design graphql java naked-objects rad rapid-application-development restful-objects web-framework

Last synced: 11 Oct 2025

https://github.com/bnusunny/supersonic-java-on-lambda

Best practices for reducing Java lambda cold start time

graalvm java lambda quarkusio

Last synced: 14 Oct 2025

https://github.com/leonamtv/hilbert_curve

Pequeno programa em java para renderizar a curva de Hilbert até determinado nível. A small java program to render the Hilbert Curve up to a given level

generating-curves hilbert-curve java

Last synced: 12 Oct 2025

https://github.com/statful/statful-client-java

Statful client for Java applications. This client is intended to gather metrics and send them to Statful.

java metrics performance statful

Last synced: 10 Oct 2025

https://github.com/wille/startuplib

Library for adding your Java application to startup on many different operating systems

agent bsd java launch library linux macos registry startup windows

Last synced: 08 Mar 2026

https://github.com/simranjeet97/online-examination-system-and-mock-test

Its an Online Examination System that Takes Tests of different Courses and Also MCQ Tests of Students in Schools and Universities/Collages.

examination-system gui java java8 javafx netbeans-ide online-service source-code xml-parser

Last synced: 25 Oct 2025

https://github.com/SwedbankPay/kramdown-plantuml

PlantUML support for Kramdown, the Markdown parser used in Jekyll

diagram-svg java jekyll jekyll-plugin kramdown plantuml ruby ruby-gem

Last synced: 12 Oct 2025

https://github.com/skyost/serialkey

Lock your chests and doors.

bukkit chest door java lock plugin trapdoor

Last synced: 20 Oct 2025

https://github.com/opentracing-contrib/java-rabbitmq-client

OpenTracing Instrumentation for RabbitMQ Client

java opentracing rabbitmq-client

Last synced: 09 Jul 2025

https://github.com/rsatrio/llm-chatbot-springboot

LLM Chatbot using Spring Boot 3

chatbot java llamacpp llm spring-boot

Last synced: 17 Feb 2026

https://github.com/tananaev/simple-camera-android

Simple Camera app for Android

android java

Last synced: 19 Oct 2025

https://github.com/KaShiekzmi/Gym-Management-System-GUI-OOP-Java-Project

Java Gym Management System with GUI - A comprehensive OOP project for managing gym operations. Features include login, member/trainer management, machine booking, financial accounts, and reports. Developed by Kashif Abbas Kazmi and Muhammad Sarim.

gui gym-management-system java netbeans object-oriented-programming swing

Last synced: 04 Apr 2025

https://github.com/proyectoscopersonales/movie-reservation-system-solutions

Este es un proyecto propuesto por Roadmap.sh para el backend

css3 html java javascript postresql spring spring-boot spring-security

Last synced: 25 Jun 2025

https://github.com/holazt/rsa

RSA data encryption communication from front-end to back-end

java php rsa web

Last synced: 29 Oct 2025

https://github.com/sondosaabed/nice-numbers

This a java assignment to detect nice numbers

java nice-numbers

Last synced: 29 Oct 2025

https://github.com/nextbreakpoint/freeimage4java

FreeImage4Java provides a Java wrapper of FreeImage library

freeimage freeimage-wrapper java java-library java-wrapper

Last synced: 07 May 2025

https://github.com/boudhayan-dev/spring-xsuaa-cloud-foundry

Spring boot integration with OAuth2 (XSUAA) service in SAP Cloud Foundry.

cloud cloud-foundry java oauth2 sap spring-boot springboot xsuaa

Last synced: 13 Apr 2025

https://github.com/mindexpert7546/learn-dsa

Data structure and Algorithm (DSA).A data structure is a method of organizing data in a virtual system. Think of sequences of numbers, or tables of data: these are both well-defined data structures. An algorithm is a sequence of steps executed by a computer that takes an input and transforms it into a target output.

algorithms-and-data-structures c cpp data-structures dsa dsa-algorithm hacktoberfest hacktoberfest-accepted hacktoberfest-starter hacktoberfest2023 java python

Last synced: 18 Jun 2025

https://github.com/urunov/spring-boot-hibernate-database

Spring Boot, REST API, JDBC and JDBC Template, JPA, Hibernate, ORM, H2, MySQL, POSTMAN, Swagger (Hub)

api database h2-database hibernate hibernate-orm java jdbc jpa mysql orm spring-boot springboot-database swagger

Last synced: 29 Oct 2025

https://github.com/lonedev6/fastnbt

Spigot library to edit items NBT very fast.

java library minecraft nbt plugin spigot

Last synced: 10 Jul 2025

https://github.com/bvolpato/digesteroids

💊 Digester on Steroids for Java

digester html java json mapping pojos xml

Last synced: 11 Apr 2025

https://github.com/pasan-pahasara/spring-image-uploader-mvc

This is a small software creation made for uploading images using Spring MVC

bootstrap5 css java javascript spring-mvc

Last synced: 11 Apr 2025

https://github.com/juanmc2005/androidlifecycleservices

Tiny dependency provider for Android inspired in Architecture Components which is aware of the Activity and Fragment lifecycle

android android-lifecycle-services dagger dependency-injection java

Last synced: 11 Apr 2025

https://github.com/witchica/compact-storage

Upgradable storage for Fabric and NeoForge

fabric forge java minecraft

Last synced: 16 Dec 2025

https://github.com/apache/maven-archiver

Apache Maven Archiver

build-management java maven maven-shared

Last synced: 04 Apr 2025

https://github.com/bertrandmartel/bboxapi-router

:signal_strength: Bbox Router API client library for Kotlin/Java/Android

android api-client bbox bouygues gateway-api java kotlin library

Last synced: 07 May 2025

https://github.com/barrettotte/ibmi-springboot-api

A Spring Boot API to easily expose IBMi information. Currently has endpoints to return lists for libraries, files, and members.

db2 ibmi ibmi-java java spring-boot

Last synced: 11 Apr 2025

https://github.com/getyourguide/openapi-validation-java

Build trust in your spec by validating live requests and responses against your OpenAPI spec.

java openapi openapi-specification openapi-validation spring-boot

Last synced: 12 Apr 2025

https://github.com/usgs/warc-iridium-sbd-decoder

Java library for decoding Iridium Short Burst Data packets.

burst data iridium java sbd short

Last synced: 21 Jun 2025

https://github.com/nunum/where-am-i-server

Implement and test indoor position algorithms using Wi-Fi signal information

fingerprinting java javadoc localization-tool maven open-source swagger wifi

Last synced: 11 Apr 2025

https://github.com/nthnn/batch2exe

Easy-to-use Windows Batch File to executable file converter/wrapper with Swing GUI.

batch-file batch-script cpp csharp dotnet flatlaf java

Last synced: 06 May 2025

https://github.com/wingify/vwo-java-sdk

[DEPRECATED] VWO Java SDK for server-side A/B Testing

ab-testing java java-sdk murmurhash3 server-side server-side-rendering vwo

Last synced: 26 Apr 2025

https://github.com/chat-pass/dify-api-java-sdk

Dify API Java SDK 是一个用于与 [Dify](https://dify.ai) 平台进行交互的 Java 客户端库。它提供了对 Dify 应用 API 和知识库 API 的完整支持,让 Java 开发者能够轻松地将 Dify 的生成式 AI 能力集成到自己的应用中。

api dify java java-8 sdk

Last synced: 05 Oct 2025

https://github.com/over-run/minecraft2d

This game is moved to Recx due to a local law requirement. This is a sandbox game. (Beta coming s∞n...)

2d-game game java minecraft-2d opengl sandbox sandbox-game sandplay

Last synced: 17 Aug 2025

https://github.com/jdmaturen/hive-hll

Hive UD{A,}Fs wrapping https://github.com/aggregateknowledge/java-hll

aggregateknowledge hive-hll hll java

Last synced: 12 Apr 2025

https://github.com/hardiksinghbehl/rsql-spring-boot

Representational State Transfer + Structured Query Language(RSQL): Demo application using RSQL parser to filter records based on provided condition(s)

harry-potter-api java rsql rsql-jpa-specification spring-boot

Last synced: 09 Apr 2025

https://github.com/bg-software-llc/wildinspect

Custom inspect-mode with CoreProtect hookup!

bgsoftware coreprotect factions java minecraft plugin spigot survival wildinspect

Last synced: 13 Jun 2025

https://github.com/davidarchanjo/spring-boot-crud-rest

Sample Spring Boot project implementing a REST CRUD application

crud-api java spring-boot spring-jpa

Last synced: 05 Sep 2025

https://github.com/liaochong/spring-boot-convention

spring boot 代码规约,从代码层面上统一规范!

hibernate-validator java springboot2

Last synced: 05 Jul 2025

https://github.com/qinxuewu/wechat-parent

基于Spring Cloud微服务化开发平台,核心技术采用Spring Boot2以及Spring Cloud 相关核心组件,前端采用Vue的微信公众号管理系统。 主要是用于学习使用

java springboot2 springclond wechat

Last synced: 29 Apr 2025

https://github.com/apache/directory-fortress-commander

Mirror of Apache Directory Fortress Commander

directory java network-client network-server

Last synced: 06 Sep 2025

https://github.com/firebirdsql/firebird-testcontainers-java

Firebird-testcontainers-java is a module for Testcontainers.org to provide lightweight, throwaway instances of Firebird for JUnit tests.

docker firebird java jaybird junit test-automation testing

Last synced: 22 Feb 2026

https://github.com/dropwizard/dropwizard-vavr

Bundle for Dropwizard to support Vavr

dropwizard java java-library vavr vavr-jackson

Last synced: 04 Apr 2025

https://github.com/mattczyr/endermail

Ender Mail is a Minecraft mod that allows players to deliver packages anywhere in the world.

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

Last synced: 03 Sep 2025

https://github.com/myoss-cloud/myoss-starter-projects

myoss open source project, starter projects written in Java

java spring-boot startup

Last synced: 13 Apr 2025

https://github.com/osandadeshan/maxsoft-intelliapi-demo

This is the demo project to test backend APIs and databases using MaxSoft-IntelliAPI.

gauge intelliapi java maven maxsoft rest-api rest-assured

Last synced: 06 May 2025

https://github.com/hellokoding/springmvc4-xml-maven-thymeleaf

Spring MVC 4 Hello World Example with XML Configurations, Maven, and Thymeleaf

hello-world java spring-mvc thymeleaf xml-configuration

Last synced: 13 May 2025

https://github.com/utsanjan/cambit

Measure your heartbeat just by using your phone camera and flashlight, with the basic concept of Photoplethysmogram.

blood cambit camerapulse heartbeat java light pressure-pulse pulse-oximeter pulse-sensor

Last synced: 26 Jun 2025

https://github.com/yupiik/maven-shade-transformers

Extensions to use with Apache Maven Shade.

java maven shade

Last synced: 13 Apr 2025

https://github.com/klaushauschild1984/citiesrl

SimCity like simulation as roguelike.

city java roguelike simcity simulation

Last synced: 05 Jul 2026

https://github.com/apache/maven-file-management

Apache Maven File Management API

build-management java maven maven-shared

Last synced: 06 Apr 2025

https://github.com/salesforce/bazel-jdt-java-toolchain

Eclipse Java Compiler (ECJ) for Bazel

bazel compile ecj eclipse java

Last synced: 15 Apr 2025

https://github.com/sandun-induranga/spring-boot-crud

Spring Boot MySQL CRUD Operations

hibernate java mysql spring-boot

Last synced: 25 Jun 2025

https://github.com/nuriofernandez/reflectedeventhandler

Java Reflection Event System that allows you to create an event-driven architecture in an easy and beautiful way.

architecture event-driven event-handler event-listener java java-reflection-event library

Last synced: 06 Apr 2025

https://github.com/pavlmits/pinkpony

Mining from git history with Pink Pony!

git graph-clustering hacktoberfest java java-11 mining-software-repositories

Last synced: 10 Apr 2025

https://github.com/garciparedes/ejercicios-para-practicar-poo

Ejercicios propuestos para practicar por la asignatura Programación Orientada a Objetos de la Universidad

examples java oop university university-of-valladolid

Last synced: 13 Apr 2025

https://github.com/abhisheksuresh2/abhi-bug-bot

ABHI-BUG-BOT Is A WhatsApp BUG Bot Codded By ABHISHEK SURESH🎯

abhi-bug-bot abhishek-ser bot bug-bot chatbot java nodejs python scbot termux vpn wa wabot whatsapp whatsapp-bot

Last synced: 08 May 2025

https://github.com/joaopauloaramuni/java

Repo Java

java poo swing

Last synced: 08 May 2025

https://github.com/WhatsHare/WhatsHare

Share links and text between Android devices or from your desktop Chrome browser

java whatsapp

Last synced: 11 Mar 2025

https://github.com/ibmstreams/streamsx.hdfs

This toolkit provides operators and functions for interacting with Hadoop File System.

hadoop hdfs ibm-streams java stream-processing toolkit

Last synced: 09 Sep 2025

https://github.com/4kills/particleeffects

A small, efficient Minecraft particle effect library for creating astounding, server-sided visual effects for your Minecraft plugin!

java minecraft minecraft-library minecraft-plugin-development particle particle-effects particles

Last synced: 08 May 2025

https://github.com/clarifai/clarifai-java-grpc

Clarifai gRPC Java client

ai clarifai clarifai-client grpc java

Last synced: 09 Jul 2025

https://github.com/licoy/sharding-jdbc-dbs

使用sharding-jdbc数据库分库分表CURD

java mysql

Last synced: 12 Jul 2025

https://github.com/sumitesh9/cses

My solutions for CSES problem set.

algorithms cses datastructures java

Last synced: 09 May 2025

https://github.com/tonhowtf/projectideaai

Projeto para gerar ideias baseado na stack fornecida e também criar um template básico para essas ideias.

chatgpt ia idea java

Last synced: 25 Jun 2025

https://github.com/marwa-eltayeb/englishquiz

It is a quiz app for English language.

android answers english english-quiz java quiz quizapp

Last synced: 11 Jul 2025

https://github.com/mildsunrise/quickvm

🕵️ The crappy, magical string Java/Android decrypter

crappy deobfuscation java reverse-engineering smali

Last synced: 16 Jul 2025

https://github.com/mestackcodes/signinwithgoogledelphi

Delphi component for integrating Google Sign-In using the Android Credential Manager

android androidx credential-manager credentials delphi delphi-components firemonkey google google-sign-in java jni kotlin pascal-language

Last synced: 19 Jul 2025

https://github.com/aljoshakoecher/packml-statemachine

Java implementation of the state machine standardized in PackML

isa88 java machine-states maven packml state-machine states

Last synced: 21 Mar 2025

https://github.com/caoccao/jaspiler

Jaspiler is a Java to Java transpiler.

babel java plugins transpile transpiler

Last synced: 13 Jul 2025

https://github.com/vrchatapi/vrchatapi-java

🔴 VRChat API Library for Java

api java vrchat vrchatapi

Last synced: 13 Apr 2025

https://github.com/azure-samples/java-on-app-service

How to accomplish common Java scenarios on App Service. (Deployment, monitoring, data sources, CI/CD, etc.)

app-service app-service-linux azure azure-app-service java jdk jre linux spring spring-boot spring-mvc tomcat

Last synced: 10 Apr 2025

https://github.com/yupiik/yupiik-logging

Yupiik Logging Extensions (JUL + GraalVM integration)

graalvm java jul logging native-image

Last synced: 06 Apr 2026

https://github.com/brian-emarquez/learning-java

☕ JAVA SE, POO, JDBC, Oracle, Servlets, JavaEE, Web Services, JSF, EJB, JPA, PrimeFaces, Hibernate, Spring, Struts.

api facelets java javaee javaserver-faces jdbc jdk jsp mvc netbeans oop oracle servlets servlets-jsp sorting-algorithms spring-boot

Last synced: 10 Apr 2025

https://github.com/homyakin/project-seeker

Социальная RPG в telegram

docker game java java-23 postgresql rpg-game telegram toml

Last synced: 30 Apr 2025

https://github.com/amliyanage/thogakade-pos-system

Togakade POS System is a web-based Point of Sale (POS) application developed to handle basic operations such as adding, searching, updating, and deleting records. The frontend is built using HTML, CSS, JavaScript, and jQuery, while the backend is powered by Java EE with Tomcat.

crud-operation css html java javaee js tomcat

Last synced: 30 Apr 2025