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/instaclustr/icarus

Sidecar for Cassandra with integrated backup / restore

backup car cassandra database db devops java jmx kubernetes netapp-public operations ops remote rest restore side sidecar

Last synced: 14 Jul 2025

https://github.com/islamdidarmd/loadingbutton

A small utility to show loading animation inside a button

android button java kotlin loading loadingbutton ui

Last synced: 13 Jul 2025

https://github.com/kanugurajesh/tic-tac-toe

A simple tic tac toe app using java

batch-file java practice-project tic-tac-toe

Last synced: 24 Jun 2025

https://github.com/kavithma-thushal/socketprogramming

This is learning about Introduction of Java Socket Programming in GDSE66

java javafx simple-ui socket-programming

Last synced: 11 Jul 2025

https://github.com/virgiledjimgou/android-application-for-traffic-sign-recognition

Android App APTSR is an advanced driver assistance system that recognizes and relays traffic sign information to drivers via the smartphone screen or instrument panel. APTSR systems can recognize speed limit signs, do not enter signs, and stop signs ...etc. APTSR aims to help make drivers more aware and able to make better safer driving decisions.

android-application deep-learning gps java tensorflow2 traffic-sign-classification

Last synced: 24 Apr 2026

https://github.com/yyunikov/vertx-gradle-starter

Java 8 starter application with example of using Vert.X framework, Gradle build system, profiles configuration and SLF4J

architecture gradle java sample starter starter-template vertx vertx-web

Last synced: 14 May 2025

https://github.com/smallnest/rpcx-agent

Agent to invoke rpcx services in C++, Java, Python, C#, Ruby, etc. for rpcx 2.x

cross-platform golang java rpc rpcx

Last synced: 04 Apr 2026

https://github.com/stefangeyer/challonge-java

Java bindings for the Challonge API

challonge java rest tournament

Last synced: 11 Jan 2026

https://github.com/dizitart/jbus

An Open Source Event Bus for Java 1.6+

event-bus java weak-references

Last synced: 17 Feb 2026

https://github.com/exadel-inc/etoolbox-query-kit

Provides the UI and API for easily creating and transforming data queries in languages such as XPath, JCR-SQL2, etc. for the AEM ecosystem

aem aem64 aem65 exadel-martech jackrabbit java jcr jcr-sql2 lucene query xpath

Last synced: 15 Apr 2025

https://github.com/jgneff/epd-javafx

JavaFX application for e-paper displays

e-ink e-paper java javafx

Last synced: 07 Apr 2025

https://github.com/andifalk/ssl-demo

Demo to enable HTTPS and HTTP/2 for spring boot web application

http2 https java kotlin root-certificate server-certificate spring-boot spring-security ssl tls tls-certificate

Last synced: 12 Apr 2025

https://github.com/apache/servicemix5

Mirror of Apache ServiceMix 5

java network-client network-server osgi scala servicemix xml

Last synced: 23 Jul 2025

https://github.com/rainu/pdf-template

This project shows how to generate a PDF from a thymleaf-template.

css demo html java pdf-generation pdf-template

Last synced: 16 Apr 2025

https://github.com/pspdfkit/pspdfkit-android-simple-example

Simple PSPDFKit for Android example app

android java kotlin pdf pspdfkit

Last synced: 08 Jul 2025

https://github.com/anuken/ludumdare46

Ludum Dare 46 entry

html5-game java ludum-dare ludum-dare-46

Last synced: 10 Mar 2026

https://github.com/dgroup/term4j

Simplify manipulations with CLI terminal(s) for Java-based applications

cli console elegantobjects hamcrest hamcrest-matchers java lightweight oop oop-principles simple terminal

Last synced: 07 May 2025

https://github.com/mchernyakov/various-ttl-map

Thread-safe map (cache) with various time to live of keys

cache java map thread-safe-cache thread-safety ttl ttl-cache ttl-map

Last synced: 07 Apr 2025

https://github.com/engineeringsoftware/jog

Pattern-Based Peephole Optimizations with Java JIT Tests

compiler java jit jit-compiler openjdk optimization pattern peephole shadow test

Last synced: 03 Sep 2025

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

Communicate with the Open Source TCGdex API in Kotlin/Java using the SDK

api card java kotlin pokemon sdk tcg tcgdex trading

Last synced: 08 Apr 2025

https://github.com/ahmedfarag9/ci-cd-pipeline-jenkins-odoo-project

A Multi-branch CI-CD Pipeline Using Jenkins, Docker, AWS, Maven To Deploy an Odoo ERP custom module & a simple Java Maven web app.

amazon-web-services bash bash-scripting ci-cd devops docker docker-compose dockerhub ec2-instance groovy java jenkins maven odoo ssh webhook

Last synced: 11 Apr 2026

https://github.com/c4j/commander4j

Commander4j Production Recording and Labelling using EAN128 barcodes. Now includes Weight Checks, Waste Logging, Quality Control and much more. Supports mySQL, MS SQL Server and Oracle Databases. Java Swing Client and Javascript web pages for Zebra/Morotolla/Symbol wireless mobile computers.

barcode barcode-generator barcode-scanner ean128 enterprise gs1 gs1-standard interfaces java pallet production quality-control reporting sscc sscc-labels traceability waste-management weight-tracking

Last synced: 14 Mar 2026

https://github.com/kstenschke/copypastestack-plugin

"Copy/Paste Stack" plugin for Jetbrains IDEs

clipboard intellij intellij-plugin java open-api phpstorm plugin

Last synced: 03 Oct 2025

https://github.com/bh-tec/dio-potecia-tech-ifood-java

Repositório criado para os desafios de códigos da Potência Tech powered by iFood - Java Beginners da DIO.

bootcamp desafio-de-codigo dio ifood java

Last synced: 19 Apr 2025

https://github.com/oussamabonnor1/firebasechatapp

a simple android app that uses FireBase and implements it's features to ensure fluent messaging functions.

android-application android-studio authentication chat firebase java json messaging nosql server telegram xml

Last synced: 02 May 2025

https://github.com/netomi/uom

A library to represent quantities and perform conversions between units of measurements with double or arbitray precision.

java units-converter units-of-measurement unitsofmeasurement

Last synced: 12 May 2025

https://github.com/varunsingh87/ambient-noise-remover

A Java program that removes ambient noise from an audio file

java java-sound-api kalman-filter noise-cancellation noise-detection

Last synced: 17 Apr 2025

https://github.com/omarlamin01/dairy-farm-management-system

Desktop application for managing dairy farms, built using java, javafx & MySQL

java javafx javafx-desktop-apps mysql mysql-database

Last synced: 11 Jun 2025

https://github.com/rameshmf/j2ee-design-patterns

Repository for J2EE design patterns with examples.

design-patterns j2ee java

Last synced: 03 May 2025

https://github.com/loweredgames/voidblock

The original Skyblock has been modernized and updated to the latest versions of Minecraft...

java maps minecraft skyblock

Last synced: 02 Apr 2026

https://github.com/jrs296/leetcode-solutions

LeetCode Solutions of JRS296.

dsa dsa-algorithm java leetcode

Last synced: 04 Apr 2026

https://github.com/manticore-projects/jdbcparquetwriter

Write JDBC ResultSet to Parquet File

file java jdbc parquet resultset writer

Last synced: 16 Mar 2026

https://github.com/kavindulakmal/microservices-springboot

Micro-Services for Online electricity bill payment System

hibernate java lombok-maven microservices mysql rest-api spring-boot

Last synced: 28 Oct 2025

https://github.com/kakarottocui/stopbarsys

基于java SpringBoot框架和Vue的停车管理系统

java mysql springboot vue

Last synced: 01 Mar 2026

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

Java SDK for MetaApi, a professional cloud forex trading API for MetaTrader platform which supports both MetaTrader MetaTrader 5 and MetaTrader 4. Free usage tier available.

api cloud forex java metaapi metaapi-cloud metatrader metatrader4 metatrader5 mt4 mt4-api mt5 mt5-api rest trading websocket ws

Last synced: 24 Jan 2026

https://github.com/ardetrick/ory-hydra-refrence-java

An example/reference implementation of Ory Hydra in Java with SpringBoot. Shows the basicis of OAuth2 integraiton with OIDC. Includes a full suite of integration tests using Testcontainers.

gradle java oauth2 oauth2-authorization oauth2-provider oauth2-server oidc ory-hydra playwright playwright-java spring-boot springboot testcontainers

Last synced: 01 Mar 2026

https://github.com/dsibilio/spring-cloud-stream-custom-binder

A practical example showing how to develop your own custom Spring Cloud Stream Binder

custom-binder java spring-boot spring-cloud spring-cloud-stream

Last synced: 26 Feb 2026

https://github.com/rashidi/boot-data-rest-events-sample

Example of application that uses Spring Data Events to perform validation.

event-driven java sample-app spring-boot spring-data-rest tutorial

Last synced: 23 Mar 2025

https://github.com/mieskeb/json-api-spring-boot

This project converts a normal Java object to json:api standard. More information about json:api can be found here: https://jsonapi.org/. Created and maintained by Mindware Software.

java json-api spring-boot

Last synced: 01 Nov 2025

https://github.com/coobird/simpleimageviewer4j

a simple image viewer for Java

image-viewer java java-gui swing

Last synced: 22 Mar 2025

https://github.com/bytehamster/pse

OPC UA Simulator for Industrial Plants (OSIP)

java opc-ua osip

Last synced: 13 Apr 2025

https://github.com/vbauer/commons-vfs2-cifs

SMB/CIFS provider for Commons VFS

cifs-provider commons-vfs2-cifs java jcifs smb

Last synced: 14 Sep 2025

https://github.com/maxim5/routekit

Super-fast and lightweight Java URL router.

high-performance java router routing url web

Last synced: 06 Apr 2025

https://github.com/mehditeymorian/javacompileengine

Java Compile Engine: The CompileEngine You Need for your Project!

compiler interpreter java

Last synced: 15 Jul 2025

https://github.com/gayanukabulegoda/aad-lesson-code-space

Explore the Advanced API Development (AAD) Code Space, featuring in-depth lessons on Jakarta EE, JSON, AJAX, Spring, and security topics. Each lesson is organized into distinct branches, providing practical code examples and real-world scenarios. Dive into comprehensive resources to enhance your API development skills.

advanced-api api-development hibernate-jpa jakarta-ee java jndi json jwt jwt-authentication restful security spring spring-boot spring-data-jpa spring-mvc spring-mysql spring-security springframework tomcat web-services

Last synced: 22 Jul 2025

https://github.com/double-o-seven/equalizer

Fluent builders for correct equals() and hashCode() implementations for Java 8+

equals fluent-api fluent-builders fluent-interface hashcode java java-8 java8

Last synced: 18 Jun 2025

https://github.com/szpak/spock-global-unroll

Spock extension automatically enabling parametrized tests unrolling in the whole project

groovy java parametrized-tests spock spock-extension spock-plugin

Last synced: 10 Apr 2025

https://github.com/kensa-dev/kensa

A BDD testing framework for Kotlin & Java

agile-methodologies bdd bdd-framework fluent java junit5 kotlin tdd testing

Last synced: 06 Apr 2026

https://github.com/sombriks/exercicio-spring-angular

pequena prova de conceito de um frontend angular consumindo um backend java

angular angular-material java liquibase mysql spring-boot

Last synced: 05 Mar 2026

https://github.com/abdelhak-zaaim/spring-boot-parcel-delivery-system

The DeliX project is a comprehensive system, designed to streamline the transport and delivery of parcels.

delivery delivery-service java jwt-authentication spring-boot spring-security thymeleaf-template-engine tracking-parcels

Last synced: 10 Apr 2025

https://github.com/samouraidev/bech32

bech32 address format for Segwit

bech32 bip173 bitcoin java segwit

Last synced: 28 Oct 2025

https://github.com/darmiel/eeee

Small Framework for University Exercises

framework java university

Last synced: 13 Apr 2025

https://github.com/revelc/zookeeper-maven-plugin

A Maven plugin for launching a ZooKeeper server for integration testing

hacktoberfest integration-testing java maven maven-plugin zookeeper

Last synced: 02 May 2025

https://github.com/aimtiaz11/ms-sqlserver-jdbc-tester

Command line Java app to test JDBC connection to Microsoft SQL Server Database using 9.2.0 SQL Server JDBC driver.

java jdbc-connection microsoft-sql-server

Last synced: 30 Oct 2025

https://github.com/drapegnik/bst

:evergreen_tree: Binary Search Tree with console visualization on Java

binary-search-tree bsu console-visualization famcs java labs study tree

Last synced: 18 Mar 2025

https://github.com/selimhorri/strategy-pattern

Design Pattern Implementation

design-patterns java strategy-pattern

Last synced: 12 Apr 2025

https://github.com/opentracing-contrib/java-rxjava

OpenTracing Instrumentation for RxJava

java opentracing rxjava rxjava2

Last synced: 07 Jul 2025

https://github.com/minatisleeping/movieist

REST API powered by Spring Boot

java mongodb spring-boot

Last synced: 20 Jun 2025

https://github.com/juliaaano/rhpam-quickstart

A collection of artifacts to get you started with Red Hat Process Automation Manager / PAM.

drools java jbpm kie-server rhpam rhpam-springboot

Last synced: 18 Mar 2025

https://github.com/aslamnazeershaikh/collegeadmissionmanagementsystem

The CollegeAdmissionManagementSystem project is a Java-based android application used by schools, colleges & institutions for various admission processes and online study material management. It's a very light weight yet highly feature-rich app. Developed by using the latest android native technologies.

admission-applications admission-portal admissions-systems android-app android-application android-material android-pdf-viewer android-sdk android-studio institute-management java pdf-document pdf-viewer school-management school-management-system

Last synced: 09 Jul 2025

https://github.com/sentayhu19/simple-hospital-managment-sys-with-java

This is a Hospital management system which allows patients and doctor to get registered and assign patient for selected doctors and the doctor can send req to lab and get report about the patient lab result.

java

Last synced: 11 Apr 2025

https://github.com/jason-tung/mks21x

APCS w/ K

java

Last synced: 11 Apr 2025

https://github.com/deep110/lucid-engine

A basic physics3D engine for learning purposes.

game-development game-engine-2d java physics-engine

Last synced: 11 Apr 2025

https://github.com/osandadeshan/appium-java-mobile-automation-demo

This project serves as a boilerplate for automating both Android and iOS mobile applications using a single codebase with TestNG and the Appium library.

android android-app appium automation cross-platform ios ios-app java maven page-object-model testng testng-framework xcode

Last synced: 06 May 2025

https://github.com/scify/icsee

ICSee runs on small portable devices (smartphones, tablets) and makes reading and object identification easier. Simply, conveniently and always available!

android assistive assistive-technology hacktoberfest java opencv special-needs video video-processing visual-impairments

Last synced: 06 Sep 2025

https://github.com/sivaprasadreddy/modern-spring-boot

Modern Spring Boot features demo

java spring-boot testcontainers

Last synced: 28 Oct 2025

https://github.com/jshiftio/buildah-java

A Java wrapper over the buildah cli (https://github.com/containers/buildah).

buildah gradle java maven

Last synced: 07 May 2025

https://github.com/nerdherd/chargedup2023

Code for FRC Team 687's 2023 robot.

frc java robotics

Last synced: 12 Apr 2025

https://github.com/rajspeaks/code-pyramid

Code-Pyramid consists of Competitive & Beginner level codes, written in different programming languages like C, C++, Java, Python.

c codewars coding-challenge data-structures dsa dsa-algorithm dsa-practice hacktoberfest java python rajdeep-das rajspeaks

Last synced: 07 May 2025

https://github.com/keremtan/java-spring

This repository has basic information about Spring Framework and a sample application made with Spring Boot.

back-end dependency-injection docker-compose h2-database java postgresql-database rest-api spring spring-boot spring-framework

Last synced: 13 Apr 2025

https://github.com/keremtan/carfactory

This is a fictional system software which runs on console. This system is designed to understand the uses of Template Method and Iterator Design Patterns.

design-patterns designpatterns iterator-pattern java maven patterns template-method-pattern template-pattern

Last synced: 13 Apr 2025

https://github.com/bytedeco/javacpp-embedded-python

With this library, you can embed Python to your Java or Scala project. The main purpose of this library is to use Python libraries from Java or Scala.

java python scala

Last synced: 13 Apr 2025

https://github.com/ashish2030/upgrad-assignment

ᴛʜɪꜱ ɪꜱ ᴍʏ ꜱᴍᴀʟʟ ᴊᴀᴠᴀ ɢʀᴀᴅᴇᴅ ᴀꜱꜱɪɢɴᴍᴇɴᴛ ɢɪᴠᴇɴ ʙʏ ᴜᴘɢʀᴀᴅ

bfs-algorithm dfs-algorithm dijkstra-algorithm graph java shortest-path-algorithm upgrad

Last synced: 20 Jun 2025

https://github.com/kavithma-thushal/orm_gdse66

This is learning about ORM - Hibernate in GDSE66

java javafx mysql orm-framework

Last synced: 11 Jul 2025

https://github.com/marthym/juery

Juery is a tiny Java library to manage search and filter query from user to database.

http-requests java jooq rest

Last synced: 10 Apr 2025

https://github.com/galan/verjson

A Java serializer for evolving data-structures

jackson java json-schema schema-evolution transformations

Last synced: 15 Oct 2025

https://github.com/vaadin/vaadin-form-example

Example sign-up form with Vaadin 14 featuring cross-field validation, image upload, and form error handling.

binder example form java vaadin

Last synced: 14 Apr 2026

https://github.com/khaledashrafh/ftp-client-server-application

This is a implementation of a FTP (File Transfer Protocol) client-server application using Java sockets. The client can connect to the server, login with username and password, and download files from the server. The server can handle multiple clients and authenticate them using a file that stores the authorized users and their passwords. The serve

file-transfer-protocol ftp ftp-client ftp-server java java-socket-programming java-sockets socket-programming

Last synced: 17 Oct 2025

https://github.com/abhirockzz/nats-hello-world-docker

NATS pub sub example with Go and Java client (using Docker Compose)

docker docker-compose golang java nats-messaging nats-server natsio

Last synced: 07 Jul 2025

https://github.com/decebals/auditor

Auditing micro framework for Java

auditing java

Last synced: 10 Apr 2025

https://github.com/valeriusgc/jundo

Java undo/redo framework

java javafx undo

Last synced: 19 Jun 2025

https://github.com/apache/chemistry-cmislib

Mirror of Apache Chemistry CMISLib

chemistry csharp java library objective-c php python

Last synced: 08 Oct 2025

https://github.com/muhammad-salem/ariia

download manager, with its RESTful API server, and web ui with angular or aurora SPA

angular ariia bootstrap-grid cookies disk download-manager http-client java java-11-http-client metalink mvc-framework okhttp restful-api streaming

Last synced: 11 Oct 2025

https://github.com/uPortal-Project/NewsReaderPortlet

Java Portlet for viewing syndicated news feeds.

java portal portlet uportal uportal-start-bundled

Last synced: 11 Mar 2025

https://github.com/opentracing-contrib/java-thrift

OpenTracing instrumentation for Apache Thrift

java opentracing thrift

Last synced: 11 Oct 2025