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/longwater1234/wedemyserver

Udemy Clone. (Backend) Springboot 3, Java, Spring Session, Braintree Payments, PayPal, MySQL 8, Hibernate, Redis, Google OAuth

braintree e-learning google-sign-in hibernate java mysql paypal redis-cache spring-boot springsecurity udemy

Last synced: 02 May 2025

https://github.com/anishlearnstocode/hackerrank-java-basic-skill-test

Contains solved programs for the HackerRank Java (Basics) Skill Test Certification 🎓.

certificate certification hackerrank java programming questions

Last synced: 10 Apr 2025

https://github.com/networknt/light-graphql-4j

GraphQL implementation based on light-4j

graphql graphql-security graphql-validator java relay relayjs security

Last synced: 06 Jul 2025

https://github.com/apache/sling-samples

Apache Sling Samples

graphql java samples sling

Last synced: 08 May 2025

https://github.com/oracle/okafka

Kafka Java Client for Oracle Transactional Event Queues

aq converged-database event-queues java kafka microservices

Last synced: 09 Apr 2025

https://github.com/slimefun/dough

Library containing a lot of useful utility classes for the everyday Java and Spigot/Paper developer.

bukkit dough java java-library library minecraft paper papermc spigot spigotmc utilities

Last synced: 09 Apr 2025

https://github.com/jaredsburrows/android-gradle-java-multi-module-template

Static analysis tools: PMD, Findbugs, Checkstyle, Lint and Jacoco on multi module build with an Android app module, Android library module and a Java module

android-java-multi android-library checkstyle coverage findbugs gradle instrumentation-tests jacoco java lint pmd static static-analysis static-code-analysis

Last synced: 28 Oct 2025

https://github.com/danvega/springit

Reddit Clone built using Spring Boot 2

java reddit spring spring-boot

Last synced: 05 Sep 2025

https://github.com/jetlang/remoting

Jetlang Remoting - asynchronous distributed messaging

asynchronous embeddable http-server java jetlang websocket-client websocket-server websockets

Last synced: 14 Jan 2026

https://github.com/mygreen/super-csv-annotation

'Super CSV' extention library for annotation

annotations csv-annotation java supercsv

Last synced: 16 Jan 2026

https://github.com/gabrieldim/time-types-java

Every Available Timezone, LocalDate, DateTimeFormater etc.

formatter java localdate localdatetime now time timezone

Last synced: 10 Jul 2025

https://github.com/minebench/origami

Bukkit/Spigot/Paper based Minecraft server used by Minebench.de | Looking for an updated version? If so most patches are PRd into Paper now, Origami will continue once patches that Paper wont accept are necessary.

bukkit craftbukkit custom-paper java java11 minebench minecraft minecraft-server paper paper-fork phoenix616 spigot

Last synced: 11 Jun 2025

https://github.com/perdian/flightlog

Flight log web application that keeps track of your personal flight history

flightlog java spring-boot webapplication

Last synced: 16 Mar 2025

https://github.com/razaghimahdi/android-loading-dots

A library which allows you to have some beautiful loading with dots, for both Java and Kotlin in XML

android android-library custom-view java kotlin kotlin-android loading loading-animations loading-indicator progress-circle xml

Last synced: 22 Apr 2025

https://github.com/redraiment/java-on-rails

Yet another Java MVC framework inspired by Ruby on Rails.

activerecord java mvc orm ruby-on-rails

Last synced: 31 Jul 2025

https://github.com/asyncapi/java-spring-cloud-stream-template

Java Spring Cloud Stream template for the AsyncAPI Generator

asyncapi generator hacktoberfest java nodejs spring-cloud-stream template

Last synced: 31 Jul 2025

https://github.com/dzikoysk/expressible

Utility library dedicated for functional & non-functional codebases to simplify modelling of success and failure responses for Java/Kotlin 🔀

coroutines functional-programming hacktoberfest java kotlin kotlin-coroutines option panda panda-lang result utility

Last synced: 08 Mar 2026

https://github.com/Estafet-LTD/estafet-microservices-scrum

This is the master repository for containing git submodules for the microservices of the scrum demo application. In addition, this repository contains scripts that will build environments for developers, testers and entire delivery teams.

ansible java microservices openshift

Last synced: 12 Apr 2025

https://github.com/sublemon-team/subvoyage

Mindustry mod adding new oceanic-themed Atlacian planet, that aims to provide unique experience for players.

java mindustry-mod mindustry-mod-v7 mindustry-mods

Last synced: 05 Apr 2025

https://github.com/isinhah/api-pedidos-sushi

API REST desenvolvida para um Sistema de Pedidos de Sushi, permitindo que clientes visualizem o cardápio e façam pedidos online.

flyway-migrations java junit5 jwt-token postgresql spring-boot

Last synced: 23 Aug 2025

https://github.com/danhpaiva/una-gqs-refatoracao-ex-01-202301

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

algorithms java poo refactoring

Last synced: 08 May 2025

https://github.com/rubbaboy/emojide

Programming in Discord emojis. Second place for the ProgrammerHumor Hackathon

antlr discord emoji ide intellij java javascript

Last synced: 20 Jul 2025

https://github.com/thiagodnf/jacof

Java Ant Colony Optimization Framework

ant-colony-optimization framework java

Last synced: 15 Jul 2025

https://github.com/AchieveToDo/mod

⚡Challenging modpack with BlazeandCave's that makes advancements 🏅 a part of the gameplay 🎮 with optimization & game fixes.

fabric-mod java minecraft modpack

Last synced: 30 Oct 2025

https://github.com/arun-gupta/docker-javaee

A simple Java EE application deployed using WildFly and accessing MySQL database

docker dockerswarm java javaee jboss mysql wildfly wildflyswarm

Last synced: 29 Apr 2025

https://github.com/29dch/real-time-log-analysis-system

:penguin:基于spark streaming+flume+kafka+hbase的实时日志处理分析系统(分为控制台版本和基于springboot、Echarts等的Web UI可视化版本)

echarts flume hbase java kafka scala spark-streaming spring-boot

Last synced: 29 Apr 2025

https://github.com/reyadussalahin/problem-solving

A platform where you can learn about algorithms and data structures. A heaven for competitive programmers. Learn here: https://reyadussalahin.github.io/problem-solving/

algorithms codechef codeforces codejam competitive-programming cpp cuet data-structures hackercup hacktoberfest hacktoberfest-accepted icpc java javascript leetcode problem-solving python racket spoj uva

Last synced: 17 Jan 2026

https://github.com/fraktalio/courier-demo

Axon demo - `Courier Management` Information System - A part of the systems landscape: https://github.com/fraktalio/courier-demo, https://github.com/fraktalio/restaurant-demo, https://github.com/fraktalio/order-demo

axon-framework cqrs ddd demo-app event-sourcing eventmodeling java microservices spring-boot

Last synced: 17 Jan 2026

https://github.com/ivangfr/spring-data-jpa-relationships

The goal of this project is to study the JPA relationships: one-to-one, one-to-many / many-to-one, and many-to-many.

java jpa-relationships many-to-many many-to-one mapstruct one-to-many one-to-one postgresql spring-boot spring-data-jpa spring-web-mvc springdoc-openapi testcontainers

Last synced: 19 Oct 2025

https://github.com/soumyadip007/school-management-system-gui-software-using-java-swing-awt-jdbc-jtatoo-mysql

A Portable GUI Software built on Java Swing ,AWT, JavaFX and many other components.

awt java javafx jdbc jtattoo mysql swing

Last synced: 26 Oct 2025

https://github.com/caolib/book_management_system

Java课程设计,图书借阅管理系统,springboot+vue3前后端分离开发

java mybatis-plus mysql redis springboot

Last synced: 10 Oct 2025

https://github.com/1farz1/leetcode

A Repo That Contains Solutions To Leet Code Problem I Solved

coding complexity java problem-solving python solutions

Last synced: 30 Oct 2025

https://github.com/normangyllenhaal/spring-boot-payment-starter

google play 和 appstore 服务端支付校验

appstore googleplay java payment spring springboot

Last synced: 22 Oct 2025

https://github.com/kyoripowered/adventure-platform-mod

An adapter for adventure to integrate with Fabric and NeoForge

fabric java minecraft neoforge

Last synced: 22 Aug 2025

https://github.com/hellokoding/dockercompose-springboot-nginx

A simple Spring Boot web application running behind NGINX and inside Docker containers

docker-compose java maven nginx spring-boot

Last synced: 17 Aug 2025

https://github.com/extrawest/charge-point-simulator-via-ocpp-2.0.1

This is a emulator for huge numbers of charge points, that connect to central system through web socket and implement OCPP 2.0.1

charger docker dockerfile java jetty maven ocpp ocpp201 simulator spring spring-boot websocket

Last synced: 08 Sep 2025

https://github.com/stfalcon-studio/stfalconfixturer-android

Utility for developers and QAs what helps minimize time wasting on writing the same data for testing over and over again. Made by Stfalcon

android autofill autofixture fixtures java kotlin qa utility

Last synced: 10 Jun 2025

https://github.com/kangarko/corearena

A high-end monster arena Minecraft plugin with procedural damage and RPG system. Maps included!

arena bukkit bukkit-plugin game java minecraft minecraft-plugin minigame plugin rpg spigot spigot-plugin

Last synced: 21 Mar 2025

https://github.com/jakartaee/transactions

Welcome to the Jakarta EE Transactions API Project (formerly JTA)

api jakarta-ee jakartaee java transaction

Last synced: 03 Jul 2025

https://github.com/goldmansachs/gs-xsd2bean

A dependency-free XML to Object Mapper

java mapper xml

Last synced: 11 Apr 2025

https://github.com/xdev-software/chartjs-java-model

Provides Java models for Chart.js

chartjs charts java model

Last synced: 05 Mar 2026

https://github.com/masesgroup/jnet

Java/JVM suite for .NET: a comprehensive suite of libraries and tools to use Java/JVM APIs (Java, Scala, Kotlin, ...) and .NET side-by-side

clr dotnet dotnet-core dotnet6 dotnet8 java jvm kotlin netcore scala

Last synced: 07 Jun 2026

https://github.com/felleslosninger/efm-asic

Generic implementation of ASiC-E archives in accordance with ETSI 102 918 v1.3.1.

eformidling java library spring-boot team-eformidling

Last synced: 28 Feb 2026

https://github.com/rupakg/aws-java-products-api

A serverless REST API service for products deployed to AWS. The data is stored in a DynamoDB table.

dynamodb java rest-api serverless serverless-framework

Last synced: 19 Jan 2026

https://github.com/guobinhit/design-pattern

🌴 Detail design pattern and give many demos in Java.

design-pattern factory java observable singleton

Last synced: 01 May 2025

https://github.com/qala-io/java-beginner-course

Self paced course for those who want to become Java programmers

java tutorial

Last synced: 09 Mar 2026

https://github.com/jenkins-zh/jenkins-client-java

Java实现的对Jenkins操作

client java jenkins

Last synced: 03 Jan 2026

https://github.com/digitalpetri/strict-machine

A declarative DSL for building asynchronously evaluated Finite State Machines on the JVM

finite-state-machine fsm java state-machine

Last synced: 14 Apr 2025

https://github.com/kongruksiamza/javabasic

โค้ดประกอบการสอนเนื้อหาเขียนโปรแกรมด้วยภาษา Java เบื้องต้น

java java-programming-language javabasic

Last synced: 22 Jun 2025

https://github.com/ica10888/k8s-terminal

A k8s web terminal connect tool, java lightweight implementation.

exec java kubernetes terminal

Last synced: 16 May 2025

https://github.com/seedstack/seed

The foundation of SeedStack, providing integration of carefully selected technologies to build applications or cloud services.

java java-framework rest seedstack web

Last synced: 13 Apr 2025

https://github.com/indoqa/solr-spatial-clustering

A Distance-based Solr spatial clustering plugin

distance indoqa-library java solr spatial-clusters

Last synced: 26 Apr 2025

https://github.com/javasync/rxio

Asynchronous non-blocking File Reader and Writer library for Java

asynchronous java java-nio non-blocking

Last synced: 11 Jan 2026

https://github.com/mkpaz/corf

A set of tools for IT engineers

gui java javafx javafx-application plugin-system tools

Last synced: 10 Apr 2025

https://github.com/aws-samples/amazon-kinesis-timestream-grafana

Sample serverless application that reads events from Amazon Kinesis Data Streams and batches records to Amazon Timestream via Apache Flink app, visualizing results via Grafana.

amazon-kinesis amazon-kinesis-data-analytics-flink amazon-kinesis-streams amazon-timestream amazon-web-services analytics aws aws-cdk aws-lambda gradle grafa java java-11 kotlin

Last synced: 18 Jul 2025

https://github.com/masterflomaster1/jfxcrypto

🔐 150+ Algorithms, Reactive GUI, and More: Text & File Encryption, Hashing, MAC, Key Generation, and Password Strength Evaluation. JCA, JCE with Bouncy Castle

aes aes-256 chacha20 cipher encryption enigma gui hash hmac java javafx md5 mvvm password pbkdf2 rc4 reactive salsa20 security sha-256

Last synced: 13 Jul 2025

https://github.com/hei-school/hei-admin-api

RESTful API for managing a school

java openapi3 restful-api school-management

Last synced: 16 Jan 2026

https://github.com/joschi/setup-jdk

(DEPRECATED) Set up your GitHub Actions workflow with a specific version of AdoptOpenJDK

action actions adoptopenjdk github-action github-actions github-actions-java java

Last synced: 08 Apr 2025

https://github.com/uttesh/pdfngreport

This is the pdf report plugin library written for testng/selenium frameworks, this listener will generate the pdf report on testcases execution, its very simple to configure no need to write any code.

ant java listener pdf-report pom selenium selenium-java testng

Last synced: 05 Sep 2025

https://github.com/st235/androidrouter

Simple way to make navigation in Android Application 🔫

android android-sdk java mvp routing

Last synced: 12 Apr 2025

https://github.com/dehora/nakadi-java

🌀 Client library for the Nakadi Event Broker (examples: http://bit.ly/njc-examples, site: https://dehora.github.io/nakadi-java/)

gson java nakadi rxjava

Last synced: 16 May 2025

https://github.com/raydac/jprol

Yet another Java based Prolog engine

engine gui-editor java prolog prolog-engine prolog-programming-language

Last synced: 08 Jan 2026

https://github.com/adambien/best-of-java-shorts

A selection of Java Shorts from http://youtube.com/bienadam/shorts that I sometimes present at conferences

conferences devoxx infoshare java shorts w-jax

Last synced: 29 Jul 2025

https://github.com/faforever/faf-java-api

The FAForever REST api

elide java rest spring

Last synced: 06 Jun 2026

https://github.com/0x4a616e/jfa

A pure Java/JNA implementation for accessing Apples Foundation Framework

apple java jna macos

Last synced: 14 Jan 2026

https://github.com/gmantele/vollt

Java libraries implementing the IVOA protocol: ADQL, UWS and TAP

adql ivoa java tap uws web-app

Last synced: 16 Jan 2026

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

🔊 Going further with CDI presentation

camel cdi dropwizard java javaee metrics

Last synced: 14 Apr 2025

https://github.com/dsych/blanket.nvim

Code coverage gutter for Neovim based on Jacoco reports

coverage-gutters coverage-report jacocoverage java neovim-plugin

Last synced: 17 Jul 2025

https://github.com/opensearch-project/opensearch-sdk-java

OpenSearch SDK to build and run extensions

java

Last synced: 09 Apr 2025

https://github.com/angular2guy/aidocumentlibrarychat

A project to show howto use SpringAI with OpenAI to chat with the documents in a library. Documents are stored in a normal/vector database. The AI is used to create embeddings from documents that are stored in the vector database. The vector database is used to query for the nearest document. That document is used by the AI to generate the answer.

ai angular angular-material chatgpt deepseek-coder embeddings gradle java liquibase llava llm mixtral-8x7b ollama pgvector postgresql spring-ai spring-boot sqlcoder typescript vector-database

Last synced: 28 Jun 2025

https://github.com/iboxdb/db4o-gpl

new Db4o GPL Source Code for Java7+ & .netstardard2.0 Android Xamarin..., the best database project to help you to learn how to make databases

data database db4o embaddable java netstandard oodb

Last synced: 14 Jan 2026

https://github.com/hologramlib/hologramlib

Powerful, modern packet-based Minecraft hologram library with text, item & block displays, leaderboards, and extensive customization.

entitylib hologram java minecraft minimessage packetevents papermc plugin spigot

Last synced: 05 May 2025

https://github.com/apache/creadur-rat

Apache Creadur RAT - Release Audit Tool

apache cli creadur java licensechecker maven rat

Last synced: 06 Apr 2025

https://github.com/screamingsandals/screaminglib

Cross-platform library for Minecraft development. Currently WIP, but usable and we will finish it eventually

bukkit-library cross-platform-api java minecraft

Last synced: 01 Nov 2025

https://github.com/amrdeveloper/androidresourcemanager

Android Resource Manager application to manage and analyse your app resources with many features like image resize, Color, Dimens and code Analysis

android-resources arm code-analysis hacktoberfest image-resizer java javafx resize-images resize-tool

Last synced: 22 Mar 2025

https://github.com/apache/struts1

Mirror of Apache Struts 1

java struts web-framework

Last synced: 10 Apr 2025

https://github.com/yusuf-daglioglu/spring_microservices_demo

Simple Spring (Netflix) Cloud Native Microservice Project

cloud-native docker java netflix-eureka spring zuul-gateway

Last synced: 15 Apr 2025

https://github.com/gebi/sslpoke

Tool to test SSL connections from within the java VM (with http proxy support)

certificates java keystores ops ops-infra ssl tls

Last synced: 20 Jan 2026

https://github.com/audiveris/proxymusic

Java mapping library for MusicXML

java marshal music musicxml xml-serialization

Last synced: 09 Jul 2025

https://github.com/gatanaso/multiselect-combo-box-flow

Multi-select-combo-box component for Vaadin

java vaadin vaadin-flow vaadin-platform

Last synced: 14 Apr 2025

https://github.com/asyncapi/kotlin-asyncapi

Simplify event-driven API documentation for Kotlin microservices

asyncapi documentation event-driven java kotlin kotlin-asyncapi spring-boot

Last synced: 25 Jan 2026

https://github.com/expediagroup/rhapsody

Reactive Streams framework with support for at-least-once processing

java kafka rabbitmq reactive-streams reactor streams

Last synced: 06 Jul 2025

https://github.com/wileylabs/teasy

Test easy with Teasy - UI automation testing framework

automated-testing java selenium teasy testng

Last synced: 13 Apr 2025