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/innogames/flink-real-time-crm

Demo Flink and Kafka project to show how to react on tracking events in real-time and trigger offer for customer engagement based on campaign configurations. The project also utilizes the Broadcast State Pattern in order to update the rules (campaigns) at runtime without restarting the project, using a dedicated, low-frequency, Kafka topic.

apacheflink apachekafka flink flink-examples flink-stream-processing flink-streaming java kafka stream-processing

Last synced: 18 Jun 2025

https://github.com/ops4j/org.ops4j.pax.tinybundles

OPS4J Pax TinyBundles

automation java osgi testing

Last synced: 10 Apr 2025

https://github.com/extrawest/bdd-charge-point-tester-via-ocpp-j-

OCPP Charge Point Tester on Cucumber is a software tool that is designed to simulate Central System in the Open Charge Point Protocol (OCPP) 1.6 specification using the Cucumber testing framework.

bdd cucumber cucumber-framework java ocpp ocpp-j ocpp-j-simulator ocpp16 ocpp16j spring-boot

Last synced: 08 Sep 2025

https://github.com/hardiksinghbehl/quartz-scheduler-daily-mail-subscription-spring-boot

Daily mail subscription implementation using Java Spring-boot and Quartz Scheduler

java java-mail mail-subscriber quartz-scheduler spring-boot

Last synced: 29 Oct 2025

https://github.com/danielbatres/orthodontic-dentistry-clinical-management

A Java application designed to streamline the management of clinics offering dental and orthodontic services. This project, developed using Java Swing, provides essential tools for such clinics, making it ideal for single-doctor practices. It helps manage patients, appointments, records and more.

application clinical clinical-application dentistry java java-app java-application java-se java-swing management orthodontic programming sql swing ui

Last synced: 10 Apr 2025

https://github.com/sunitroy2703/google-summer-of-code-2021-tensorflow

📌Final submission for Google Summer of Code at @Tensorflow ❤️

android bert google-summer-of-code gsoc ios java nlp swift tensorflow tensorflow-lite tflite

Last synced: 07 May 2025

https://github.com/undera/jmeter-plugins-manager

Plugins Manager for Apache JMeter

java jmeter jmeter-plugin

Last synced: 11 Apr 2025

https://github.com/tambapps/fourier-transform-library

A Fast Fourier Transform library written in Java

fft fourier-transform fourier-transform-library java

Last synced: 04 May 2025

https://github.com/idealista/java_role

Ansible role to install Java (OpenJDK, AdoptOpenJDK and Corretto)

adoptopenjdk ansible ansible-role corretto debian docker-java java java-ansible-role java-virtual-machine jvm openjdk ubuntu

Last synced: 10 Apr 2025

https://github.com/huangcongqing/algorithmsanddatastructure

JAVA 算法数据结构代码 演习实践

algorithms datastructure java

Last synced: 06 May 2025

https://github.com/dynatrace/jmx-extensions

Dynatrace Platform JMX plugins

chart java jmx metrics monitoring-plugin plugin

Last synced: 11 Apr 2025

https://github.com/ramanpreet6262/trackerrr

A Vehicle Location Tracking System.

android arduino gps-module gsm-module java

Last synced: 06 Apr 2026

https://github.com/silentrald/java-gui-mvc

Basic MVC(Model-View-Controller) in Java using Java swing

java mvc swing-gui

Last synced: 05 Mar 2026

https://github.com/viqueen/devbox

people keep dot-files , I keep an entire ecosystem for myself . it's a one stop shop to bootstrap any laptop I use

atlassian bash confluence dev development development-tools hacktoberfest java shell

Last synced: 05 Mar 2026

https://github.com/hamzayasin1/hr-management-system-in-java-using-swing-framework

I've Develop this HR Management System in Java swing framework for learning purpose using MySql Database.

hr-management-system hr-manager java mysql-database swing-framework

Last synced: 04 Mar 2026

https://github.com/mablanco/docker-firefox-java-vnc

Docker image that runs an old Firefox web browser with an outdated Java plugin

docker firefox java

Last synced: 02 Jun 2026

https://github.com/kopytovskiy/companero-bot

An open-source alternative for ridesharing and hitchhiking

bolt cabify hitchhiking java lyft ridesharing taxi taxi-app telegram telegram-bot uber

Last synced: 01 Apr 2026

https://github.com/vashishthask/mocktail

Mocktail is a tool to cache the response of potentially any Java method call on the disk.

betamax database dependencies interfaces java mocking rest-api restful-api testing vcr

Last synced: 03 Apr 2026

https://github.com/hellokoding/single-sign-on-out-jwt-cookie-redis-java-springboot-freemarker

Single Sign Out, Scalable Authentication Example with JSON Web Token (JWT), Spring Boot and Redis

architecture authentication cookie freemarker java jwt redis scale single-sign-on single-sign-out spring-boot sso

Last synced: 13 May 2025

https://github.com/pizihao/crow

实现多线程并行或串行处理的工具包

completablefuture java thread

Last synced: 26 Oct 2025

https://github.com/patrickfav/dice

A cryptographically secure pseudorandom number generator cli tool printing in a wide variety of byte encodings (hex, base64,..) and for many programming languages (c, java, c#, php, etc.) using NIST SP800-90Ar1 HMAC-DRBG. Supports external seeding from various true random services.

base32 base36 base64 base85 cli encoding entropy-source hex hmac-drbg hotbits java nist octal prng random-number-generators seed sp800-90a text-encodings

Last synced: 09 Apr 2025

https://github.com/payne911/arise_deeper

[PoC] Top-down 2D roguelike game, developed using the libGDX framework.

game java libgdx roguelike roguelike-game

Last synced: 22 Apr 2025

https://github.com/apache/sling-org-apache-sling-scripting-sightly

Apache Sling Scripting HTL Engine

java sling

Last synced: 07 Apr 2025

https://github.com/aweiloveandroid/aui

AUI是一个快速开发UI组件集合,帮助大家快速实现常用UI效果,用原生控件实现ios同样的UI效果,告别rn,weex等之类框架,提升开发效率。

android android-ui aui ios java java-android

Last synced: 12 May 2025

https://github.com/sameetasadullah/bisto-chat-java-php

An Android Chatting Application coded in Java language using Android Studio. Backend is implemented in PHP Language i.e, APIs. Users can send messages, delete messages, edit messages, send images, and set their profile pictures

android-studio apache api chatting-app java java-android java-android-application java-android-studio-project mysql php xampp

Last synced: 10 Jul 2025

https://github.com/mrinalraj/flipit

Card flipping memory game built on android

android card-game java memory-game

Last synced: 22 Jun 2025

https://github.com/yildizmy/pet-clinic

Full stack web app with React and Spring Boot used for monitoring and managing vet and pet data

clinic docker flyway fullstack hibernate java javascript jpa maven pet postgresql react reactjs rest-api spring-boot spring-data-jpa spring-mvc spring-security swagger veterinary

Last synced: 13 Apr 2025

https://github.com/ynx0/airlock

Communicate with an Urbit ship over the eyre protocol in Java

java urbit

Last synced: 10 Jun 2025

https://github.com/ziccardi/jnrpe

The jnrpe package repository

java monitoring nagios plugin

Last synced: 21 Mar 2025

https://github.com/jlokitha/library-management-system

A Java and JavaFX Library Management System for efficient book borrowing, member management, transaction tracking, and seamless administrative operations.

hibernate java javafx library-management library-system member-management mysql transaction-tracking

Last synced: 30 Apr 2025

https://github.com/mattsse/plcopen-xml-xcore

The PlcOpen Xml Standard implemented as Xcore model and with full gradle and maven support

ecore emf java plcopen xcore

Last synced: 07 May 2025

https://github.com/opennms/opennms-integration-api

A stable Java API for interfacing with and extending OpenNMS

api java monitoring oia opennms

Last synced: 14 Apr 2025

https://github.com/jbangdev/jbang-vscode

JBang extension for Visual Studio Code

java jbang vscode

Last synced: 11 Sep 2025

https://github.com/jgperrin/net.jgp.books.spark.ch17

Spark in Action, 2nd edition - chapter 16 - exporting data, using delta lake

apache-spark delta-lake java java8 manning spark sparkwithjava

Last synced: 11 Jul 2025

https://github.com/vi/android-udp-bus

Android tool to exchange UDP packets

android bridge bus hub java network port-forward rust udp

Last synced: 24 Jun 2025

https://github.com/xyzsd/fluent

A Java implementation of the Mozilla Project Fluent localization system

fluent ftl globalization i18n internationalization java l10n localization plural

Last synced: 14 Jul 2025

https://github.com/int128/httpstub

Declarative YAML based HTTP stub server for integration test

groovy httpstub java

Last synced: 30 Mar 2025

https://github.com/randgalt/expressive-java

Example of matching Scala's case class expressiveness in Java 8, Java 15 and Java 17

java java-15 java-17 java-8 java-records scala

Last synced: 22 Jun 2025

https://github.com/l3r8yj/elegram-api

It's a wrapper over the telegram bots api, but in the style of EO.

eolang java oop telegram-bot-api

Last synced: 26 Aug 2025

https://github.com/firaskahlaoui/java-project-ds

Java-based application that allows both administrators and users to efficiently manage club memberships and user accounts.

interface-builder java management-system mysql

Last synced: 30 Aug 2025

https://github.com/javiorfo/nvim-fuel

Neovim plugin written in Lua for running a main or script in several languages

assembly cpp go haskell java kotlin lua main neovim neovim-plugin python rust scala scheme zig

Last synced: 05 May 2025

https://github.com/suresh142/car_service_center

The main aim of developing this Car Service Center Management System is to provide efficient management service to the car companies, car servicing centers and customers looking for car servicing. This car management system is fully customized web application where customer can find car services nearby and company staff can view…

car-repair car-service car-service-center css hack html java javascript jquery js mysql mysql-database php scss scss-framework

Last synced: 15 Apr 2025

https://github.com/hcvazquez/jspirit

[A flexible tool for the analysis of code smells] Code smells are a popular mechanism to identify structural design problems in software systems. In this repository, it's version a flexible tool to prioritize technical debt in the form of code smells.

code-quality codesmells java maintenance prioritization technical-debt

Last synced: 10 Mar 2026

https://github.com/sri-csl/bixie

Inconsistent code detection for Java.

inconsistency java program-analysis static-analysis static-analyzer

Last synced: 07 Apr 2025

https://github.com/apache/solr-sandbox

Apache Solr open-source search software plugin modules sandbox

backend information-retrieval java lucene nosql search search-engine solr

Last synced: 10 Mar 2026

https://github.com/ohjurot/scriptingguide

Guide to C++ Scripting in Java, C#, Lua, Python and Angelscript (YouTube Series)

angelscript cpp csharp java java-8 lua python script scripting tutorial youtube

Last synced: 18 Mar 2025

https://github.com/darekkay/what-the-commit

What The Commit - Plugin for IntelliJ IDEA

intellij java

Last synced: 19 Mar 2025

https://github.com/flipkart/typescriptpoet

A Java API for generating typescript source files (.ts files)

api code codegen generation java javascript typescript

Last synced: 12 Apr 2025

https://github.com/amanastel/hotel-management-microservices

Welcome to our Microservices Project! 🚀 Explore a modern architecture for a hotel management system, built using Spring Boot and Spring Cloud.

eureka-client eureka-server gateway-api hibernate java maven microservice mongodb mysql netlify-plugin postgresql spring-boot spring-security springcloud webflux

Last synced: 07 Aug 2025

https://github.com/jgperrin/net.jgp.books.spark.ch13

Spark in Action, 2nd edition - chapter 13 - Transforming documents

apache-spark java java8 manning spark sparkwithjava

Last synced: 06 May 2025

https://github.com/turbanoff/j2me-2048

Port 2048 game to J2ME platform

game j2me-platform java phone-app

Last synced: 18 Mar 2025

https://github.com/diemol/frontend_testing

Repository containing sample code used in a Frontend Testing workshop

fluentlenium frontend-testing-workshop frontend-tests java javascript selenium selenium-webdriver webdriverio zalenium

Last synced: 18 Mar 2025

https://github.com/stephenott/taxii-springboot-bpmn

SpringBoot implementation of TAXII server backed with BPMN configuration

bpmn camunda java springboot taxii taxii-server

Last synced: 17 Mar 2025

https://github.com/albertus82/jface-utils

Java SWT/JFace Utility Library including a Preferences Framework, Lightweight HTTP Server and macOS support.

http-server java jface macos mqtt preferences swt

Last synced: 16 Jan 2026

https://github.com/b2renger/introduction_processing

This respository is a french introduction to the Processing programming language

java processing

Last synced: 13 May 2025

https://github.com/murshidazher/simple-devops-project

🔨 A simple devops project with the use of jenkins, ansible, docker, kubernetes, tomcat, aws.

ansible aws docker java jenkins kubernetes maven tomcat

Last synced: 15 Apr 2025

https://github.com/indeedeng/iwf-java-sdk

Java SDK for iwf workflow engine(simple & powerful workflow as code engine based on Cadence/Temporal)

java java-sdk open-source orchestration orchestration-engine orchestration-framework workflow workflow-as-code workflow-engine

Last synced: 15 May 2025

https://github.com/tfkfan/orbital

A blueprint adapting VertX to distributed game server

event-loop game gamedev gameserver high-performance java matchmaker netty nio non-blocking reactive room vertx

Last synced: 16 May 2025

https://github.com/sekky61/riscv-sim

Web-based RISC-V superscalar simulator

java nextjs react riscv

Last synced: 15 Apr 2025

https://github.com/mstuttgart/oficina

:seedling: Repository where my study projects and tests are stored

android cpp django elixir flask j2me java javascript pygame python study-notes study-project

Last synced: 17 Mar 2025

https://github.com/jcabi/jcabi-maven-slf4j

SLF4J Binding for Apache Maven

java logging maven slf4j

Last synced: 27 Jun 2025

https://github.com/valentiniljaz/cordova-nfcv-plugin

Cordova plugin for reading and writing to NFC tags using NfcV protocol (with support for Ionic2)

android angular2 cordova ionic2 java nfc nfcv

Last synced: 25 Jul 2025

https://github.com/rocketshipapps/adblockfast-android

[Moved] Adblock Fast for Android is an Android port of the Adblock Fast app.

android data-structures frontend gradle html http java mobile security xml

Last synced: 25 Jul 2025

https://github.com/adambien/aws-cdk-plain

Slightly Streamlined AWS Cloud Development Kit (CDK) Boilerplate for Java

aws cdk cloud java template

Last synced: 29 Jul 2025

https://github.com/antikmozib/slimview

A fast image viewer for Windows, macOS and Linux.

cross-platform desktop-app image-viewer java javafx

Last synced: 29 Jul 2025

https://github.com/starryalley/ambitsync

Android app to read Suunto Ambit watches and converts to GPX

android-app c java jni-android sports-app suunto usb-devices

Last synced: 26 Jul 2025

https://github.com/litongjava/hotswap-classloader

hotswap-classloader is a dynamic class loader based on the JVM. It utilizes the HotSwapWatcher and HotSwapClassloader technologies to dynamically detect modifications to class files. This project was inspired by the hot loading design of jfinal-undertow.

classloader hotswap java spring spring-boot

Last synced: 26 Jul 2025

https://github.com/yushulx/android-camera-barcode-mrz-document-scanner

Android barcode, MRZ and document detection examples built with Dynamsoft Capture Vision SDK

android barcode code128 code39 datamatrix document java mobile mrz pdf417 qrcode

Last synced: 17 Mar 2025

https://github.com/joemar25/mother-chef

This is just for my hobby since I love to code. This repo contains random programs and problems that I solve using Java, Python, and Octave.

java octave python

Last synced: 26 Jul 2025

https://github.com/igapyon/oiyokan

Oiyokan is an OData v4 server (provider) SDK for RDB. You can use Oiyokan to turn RDBMS into OData v4 services using JDBC driver. Based on Apache Olingo / h2 database.

h2-database java jdbc mysql odata odatav4 oiyokan olingo oracle-xe postgresql rest-api sdk sqlserver-2008 v4

Last synced: 29 Jul 2025

https://github.com/codingchili/chili-core

Reactive framework for creating transport & storage-transparent microservices with Vert.x

cqengine elasticsearch framework hazelcast java microservice mongodb reactive vertx

Last synced: 17 Mar 2025

https://github.com/hardiksinghbehl/otp-generation-validation-spring-boot-poc

Proof Of Concept showing OTP generation and validation technique using Java Spring-boot and LoadingCache Bean from google guava library to handle user's forgot-password flow

guava-cache java otp-generator otp-verification spring-boot

Last synced: 09 Apr 2025

https://github.com/apache/groovy-examples

Apache Groovy Examples

groovy java library

Last synced: 10 Apr 2025

https://github.com/netpyoung/pt.c-interop-in-clojure

https://youtu.be/40cvevHg0J8

clojure ffi interop java

Last synced: 19 Mar 2025

https://github.com/keyvanakbary/memo

A CQRS and Event Sourcing blogging playground to explore Axon Framework

axon-framework cqrs event-sourcing java

Last synced: 26 Apr 2025

https://github.com/samouraidev/bip47_rpc

BIP47 reusable payment codes

bip47 bitcoin bitcoinj java payment-codes

Last synced: 28 Oct 2025

https://github.com/viascom/hipchat-api

Java implementation for the HipChat V2 API.

atlassian hipchat hipchat-api java maven pom

Last synced: 14 Jan 2026

https://github.com/galigator/mattermost-client

A simple java client for the api V4 of Mattermost compatible with Mattermost 4.5 The client aim at writing java Bot for Mattermost.

bot cxfrs-service java java-8 mattermost mattermost-api mattermost-bot websocket

Last synced: 16 Jun 2025

https://github.com/princesslana/eriscasper.java

Java library for making Discord bots

discord discord-api java rxjava2

Last synced: 28 Apr 2025

https://github.com/radianceteam/everscale-client-java

Java library for TON-SDK Client

freeton java sdk ton-client wrapper

Last synced: 04 Feb 2026

https://github.com/nothub/tinyeventbus

Tiny and fast pubsub implementation with subscriber priorities and event canceling for Java 8, 11 and 17.

eventbus java pubsub

Last synced: 14 Jan 2026

https://github.com/dafengzhen/youdeyiwu-backend

尤得一物是一个使用 spring-boot 开发的开源论坛程序. Youdeyiwu is an open-source forum program developed using spring-boot.

bbs blog forum java jpa seo spring-boot youdeyiwu

Last synced: 10 Apr 2025

https://github.com/manojkumarpatnaik/sr.softwareengineerinterviewprep

Java programming. All in one Java Resource for learning. Updated every day and up to date. All Algorithms and DS along with Development in Java. Beginner to Advanced.

faang-interview interview interview-preparation interview-questions java java-8 maang microservice rest rest-api spring spring-boot

Last synced: 26 Oct 2025

https://github.com/holon-platform/holon-core

Holon Platform Core module: represents the platform foundation, providing the definition of the overall architecture, base structures and APIs.

authentication authentication-backend authorization bom context core datastore holon holon-platform http java maven-bom properties rest spring spring-boot spring-security web-application web-framework

Last synced: 28 Oct 2025

https://github.com/jiro4989/tkoolfacetilemaker2

RPGツクールVXACE・MV・MZの画像差分ファイル作成用GUIソフト

custom-jre gradle java javafx jmods kotlin

Last synced: 13 Oct 2025