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/faem/teacher-assistant-android

Teacher Assistant is an app to help teachers in teaching.

android attendance attendance-management-system google-drive java marks teacher-assistant

Last synced: 07 Oct 2025

https://github.com/rodhilton/jasome

JaSoMe (Java Source Metrics) - Object Oriented Metrics analyzer for Java code

analysis java java-8 metrics metrics-gathering object-oriented source-code

Last synced: 18 Jan 2026

https://github.com/Kobee1203/schema-org-java

Java library for working with Schema.org data in JSON-LD format

entity generator java java-model json json-ld json-schema maven maven-plugin model pojo schema schema-org seo serializer

Last synced: 02 Apr 2025

https://github.com/grafioschtrader/grafioschtrader

A web application for the overall performance of multiple portfolios with different financial instruments and currencies.

angular bonds financial forex investing java mariadb multi-tenancy portfolio primeng spring-boot stocks tracking trading typescript

Last synced: 07 Jun 2026

https://github.com/marklogic-community/corb2

MarkLogic tool for bulk loading, processing, and reporting on content.

batch-job batch-processing corb corb-jobs java javascript-modules marklogic xcc xquery

Last synced: 21 Apr 2026

https://github.com/compomics/thermorawfileparsergui

Graphical user interface for the ThermoRawFileParser

conversion java proteomics raw

Last synced: 10 Feb 2026

https://github.com/coding-enthusiast9857/hacktoberfest22-contribute-dsa

Hacktoberfest 2022🎉 Guys, open your 1st pull request and contribute in an open-source community...!! This is for everyone💯 So, Hurry up...!! Don't forget to spread love and if you like, give a ⭐️

c cpp data-structures data-structures-algorithms data-structures-and-algorithms digitalocean dsa dsa-learning dsa-practice hacktoberfest hacktoberfest2022 hacktoberfest22 java open-source open-source-project python

Last synced: 19 Oct 2025

https://github.com/pi4j/pi4j-example-minimal

Minimal example project showing how to use Pi4J V2 with a digital input and output

gradle java maven pi4j

Last synced: 16 Mar 2026

https://github.com/frictionlessdata/datapackage-java

A Java library for working with Frictionless Data Data Packages.

data-science datapackage datapackage-java frictionlessdata java java-8 java8 json-schema

Last synced: 16 Mar 2026

https://github.com/zyrikby/stadyna

StaDynA: Addressing the Problem of Dynamic Code Updates in the Security Analysis of Android Applications

android android-security dynamic-analysis java python research static-analysis

Last synced: 16 Mar 2026

https://github.com/lordtao/android-tao-rest-data-processor

Android REST Data Processor library. Easy to build a REST request, to receive and processing data (XML, JSON, CSV and etc.) from REST requests, file system, assets.

android java json parse processor rest xml

Last synced: 16 Dec 2025

https://github.com/mybatis/thymeleaf-scripting

Thymeleaf scripting plugin for MyBatis

java mybatis scripting

Last synced: 05 Mar 2026

https://github.com/redhat-developer-demos/northwind-traders

Eclipse JKube remote-dev feature demo project

java jkube kubernetes openshift

Last synced: 14 Jul 2025

https://github.com/apache/geronimo-xbean

Mirror of Apache Geronimo xbean

geronimo http java javaee network-server web-framework

Last synced: 23 Jun 2025

https://github.com/shashank02051997/java-game-and-application

Java Games and Application with awesome source code and better algorithm

application game game-2d game-development games java java-8 java-library project

Last synced: 11 Jul 2025

https://github.com/spring-projects/spring-session-data-geode

Spring Session support for Apache Geode and VMware Tanzu GemFire

apache-geode framework java spring-session

Last synced: 17 Jul 2025

https://github.com/hoangsonww/queue-and-hashtable-dsa

🔑 This repository focuses on hash tables and priority queues, highlighting their use in text analysis, word stats generation, and managing a movie review user database. It includes techniques for efficient text tokenization, word frequency analysis, prioritized data handling, and more!

algorithms data-structures dsa hash hashcode hashing hashing-algorithm hashmap hashtable java java-8 priority-queue queue queue-algorithm queue-theory

Last synced: 12 Jul 2025

https://github.com/Youchien/development-best-practices

程序员开发规范,其中包括Java、JavaScript、CSS、Oracle、MySQL的开发编码规范和规约

best-practises coding-standards development-specification excel-vba guidelines html-css java mysql oracle

Last synced: 20 Jul 2025

https://github.com/stefanbirkner/fake-sftp-server-lambda

Runs an in-memory SFTP server while your tests are running.

inmemory java sftp sftp-server test unittest

Last synced: 21 Mar 2025

https://github.com/quackduck/WarpDrive

Warp across directories

autojump cd java warpdrive z

Last synced: 21 Mar 2025

https://github.com/lwierzbicki/RegexFinder

RegexFinder - Burp Suite extension to passively scan responses for occurrence of regular expression patterns.

burp-extensions burp-plugin burpsuite burpsuite-extender java pentesting scanning

Last synced: 11 Jul 2025

https://github.com/dhruv1110/Android-Shortify

An Android library used for making an Android application more faster with less amount of code. Shortify for Android provides basic functionalities of view and resource binding, view customization, JSON parsing, AJAX, various readymade dialogs and much more.

ajax android android-development android-library android-shortify dialog event-handlers java json parse

Last synced: 29 Mar 2025

https://github.com/volodya-lombrozo/jtcop

Maven Plugin for checking tests in Java projects

best-practices java maven quality tests

Last synced: 14 Jul 2025

https://github.com/spring-projects/spring-test-data-geode

A Spring-based Test Framework supporting Unit and Integration testing for Spring Boot applications using Spring Data with either Apache Geode or VMware Tanzu GemFire

apache-geode framework java spring-test

Last synced: 19 Jul 2025

https://github.com/arif-un/shop-management

A simple java swing project. Where implements Java OOP with MVC design pattern .In this app user can record shops daily transaction.

admin-dashboard crud database-management jar java java-swing java-swing-application mysql shop-management swing-gui

Last synced: 19 Jul 2025

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

Java Client for Flagsmith. Ship features with confidence using feature flags and remote config. Host yourself or use our hosted version at https://www.flagsmith.com/

cd ci continuous-integration feature-flag feature-flaggers feature-flagging feature-flags feature-toggles flagsmith java remote-config sdk

Last synced: 02 Apr 2026

https://github.com/tonngw/macman

🚀 本项目是一个教你从 0 到 1 配置 Mac 的保姆级教程,包括终端环境、开发环境、效率工具和使用技巧等,持续更新中...

brew cpp docker iterm2 java jetbrains-ides lazyvim mac macman macos macos-application neovim oh-my-zsh python raycast sdkman tmux vim vscode zsh

Last synced: 11 Jul 2025

https://github.com/apache/james-jspf

Mirror of Apache James jSPF

james java mail network-server

Last synced: 13 Apr 2025

https://github.com/inforkgodara/java-point-of-sale

It is swing based java stand alone point of sale (POS). Its second version is in another repository. https://github.com/inforkgodara/java-pos

inforkgodara java java-point-of-sale java-pos java-project java-sql-project java-swing java-swing-project open-source-project point-of-sale point-of-sale-java pos pos-java sales-invoice sql-pos swing-pos

Last synced: 26 Mar 2025

https://github.com/lowzj/java-retrying

java retry module, based on guava-retrying, support sync/async retry

async-retry java java-retry retry

Last synced: 10 Apr 2025

https://github.com/walidbosso/java_task_scheduling

☕ A Distributed Task Scheduling System is a software infrastructure that allows for the distribution and execution of tasks across multiple nodes in a network. It enhances the efficiency and scalability of large-scale computation and data processing tasks by dividing complex tasks into smaller sub-tasks and distributing them.

c java master-slave-architecture multithreading rmi swing task-scheduler tcp threads

Last synced: 30 Apr 2025

https://github.com/paulveillard/cybersecurity-java-security

An ongoing collection of java language tools and frameworks, software, libraries, learning tutorials, frameworks, academic and practical resources.

java java-8 java-exception java-exercises java-frameworks java-operator-sdk java-security java-server pentest-scripts pentest-tool pentesting security

Last synced: 10 Apr 2025

https://github.com/jarzka/myrts

Multiplayer RTS game prototype written in Java using LibGDX

game java multiplayer multiplayer-game real-time-strategy rts rts-game

Last synced: 10 Apr 2025

https://github.com/tomiwa-ot/obd

Android library for getting vehicle diagnostics from ELM327 (Bluetooth) connector over OBD protocol

android android-bluetooth android-java android-library android-obd-diagnostics canbus elm327 java obd obd-ii obd-port obd2 on-board-diagnostic

Last synced: 10 Apr 2025

https://github.com/timboudreau/scamper

A toolkit for creating SCTP servers and clients

async bson java netty sctp

Last synced: 12 Sep 2025

https://github.com/eskatos/jni-library-sample

Java JNI & C++ in a single Gradle build

build cpp gradle java jni

Last synced: 12 Jul 2025

https://github.com/proshin-roman/finapi-java-client

True-OOP Java client for API provided by https://finapi.io

api-client finapi fintech java oop

Last synced: 14 Jan 2026

https://github.com/egormkn/ifmo-kt

Практические задания. Университет ИТМО, кафедра КТ

algorithms computer-science computer-technologies cpp discrete-mathematics education homework ifmo itmo java js lab pcms programming-paradigms saint-petersburg university

Last synced: 24 Apr 2025

https://github.com/ova2/easy-pool

Simple and lightweight pool implementation

easy-pool java pool pool-server

Last synced: 25 Apr 2025

https://github.com/konloch/httprequest

HTTPRequest is an easy-to-use zero dependency Java wrapper to read from a URL. Support for Cookies, proxies, UserAgent, post data and more.

cookies http-client http-request http-requests httprequest java java-8 java-library library postdata proxies proxy useragent

Last synced: 25 Mar 2025

https://github.com/henkelmax/rnnoise4j

A Java wrapper for RNNoise.

java noise-suppression rnn rnnoise rnnoise-wrapper

Last synced: 22 Apr 2025

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

RingCentral Java SDK

java ringcentral sdk

Last synced: 14 Jul 2025

https://github.com/jponge/boiler-vroom

Fun is fun, powered by Vert.x.

dj java midi traktor vertx webmidi

Last synced: 23 Apr 2025

https://github.com/piomin/sample-spring-jpa-streamer

Demo project showing how to express JPA queries with Java streams with the JPAstreamer library written in Spring Boot.

java java-streams jpa jpa-hibernate spring-boot spring-data-jpa

Last synced: 10 Jun 2025

https://github.com/jzheng2017/resultset-mapper

ResultSet Mapper allows you to map a ResultSet to a desired java object by passing in its type.

dto dto-mapper java jdbc library mapper mapping resultset-mapper

Last synced: 14 Jan 2026

https://github.com/mastercard/flow

Testing framework

java testing

Last synced: 11 Jun 2025

https://github.com/cinaq/mendix-userlib-cleaner

A simple CLI tool that identifies duplicate JARS in a directory. It can remove them also if desired.

conflict-resolution developer-tools java mendix

Last synced: 12 Apr 2025

https://github.com/0xlau/liteflowx

✨LiteFlowX is an idea plugin to increase productivity when using the LiteFlow framework.

framework idea-plugin java liteflow

Last synced: 16 May 2025

https://github.com/depromeet/toks-api

스터디 관리는 똑스에서!

aws flyway java jpa mysql redis spring-mvc

Last synced: 19 Apr 2025

https://github.com/pakoito/rxtuples2

Simple tuples to use with RxJava2 [STABLE]

functional-programming java rxjava2

Last synced: 02 Jul 2025

https://github.com/after-the-sunrise/bitflyer4j

Java wrapper library for bitFlyer Lightning API.

altcoin api bitcoin bitflyer cryptocurrency java lightning

Last synced: 16 Jan 2026

https://github.com/hoangsonww/Bouncing-Ball-Game-JavaFX

🎮 This repository hosts a Bouncing Ball game coded in JavaFX, offering a fun and interactive gameplay experience. It showcases object movement, collision detection, and score tracking, serving as a great example for developers interested in game development using JavaFX.

bounce bouncing-ball bouncing-ball-2player-game bouncing-ball-game bouncing-ball-java bouncing-balls bouncingball java java-8 javafx

Last synced: 07 May 2025

https://github.com/ajay-prabhakar/amrita-resource

An android App which contains some PDFs of classes notes of particular department of particular subject 🎓

amrita-university android education firebase-auth firebase-firestore hacktoberfest hacktoberfest2019 java

Last synced: 23 Mar 2025

https://github.com/cleversamer/hotels-management-system-desktop

Hotels Management System - JavaFX GUI Application

desktop-application java javafx

Last synced: 24 Jul 2025

https://github.com/traceless/tlf-encryption

一个简单的流加密算法-TLF,可以用在对加密要求不高的地方,有一些场景是可以使用的。R4C的方案固然是更好的,但是实际使用起来会比较复杂一些。这个加密对实时流解密比较方便一些。

encryption flow-encryption httpproxy java nodejs tlf tlf-encryption

Last synced: 30 Jun 2025

https://github.com/graph-quilt/graphql-xtext

A GraphQL SDL lexer, parser, and validator that can read GraphQL grammar and produce executable JVM runtime objects.

grammars graphql graphql-java graphql-sdl java schema-validation xtext

Last synced: 15 Apr 2025

https://github.com/hoangsonww/bouncing-ball-game-javafx

🎮 This repository hosts a Bouncing Ball game coded in JavaFX, offering a fun and interactive gameplay experience. It showcases object movement, collision detection, and score tracking, serving as a great example for developers interested in game development using JavaFX.

bounce bouncing-ball bouncing-ball-2player-game bouncing-ball-game bouncing-ball-java bouncing-balls bouncingball java java-8 javafx

Last synced: 11 Apr 2025

https://github.com/pvdlg/enml4j

Simple utility to handle ENML (Evernote Markup Language) in Java.

enml evernote-markup-language evernote-sdk java

Last synced: 11 Apr 2025

https://github.com/zyrikby/StaDynA

StaDynA: Addressing the Problem of Dynamic Code Updates in the Security Analysis of Android Applications

android android-security dynamic-analysis java python research static-analysis

Last synced: 19 Mar 2025

https://github.com/fiqryq/pantaucovid-android

🌍 open source project for learn android app using covid topic.

covid-19 java kotlin opensource retrofit2

Last synced: 29 Sep 2025

https://github.com/hms-core/hms-game-demo

GameServiceKit Android sample code encapsulates APIs of the HUAWEI GameSevice Kit. You can implement features like achievements and events faster, so you can quickly build the foundations for your game.

android-sample game game-development hms huawei java service

Last synced: 01 Aug 2025

https://github.com/otaviojava/jcassandra-book

Apache Cassandra Horizontal scalability for Java applications in a book

book cassandra database hibernate jakartaee java spring spring-data

Last synced: 10 Aug 2025

https://github.com/rhwood/jsplitbutton

A split button control for Java Swing.

java split-button swing swing-component swing-gui

Last synced: 16 Jan 2026

https://github.com/snchengqi/http2-qing

A library for http2 protocol based on netty

http2 java maven netty server-push

Last synced: 19 Feb 2026

https://github.com/darkmatter18/whatsthere

Pytorch based Android app, which classifies images using MobileNet-V2 model, takes image using CameraX API

android camera2 camerax hacktoberfest image-classification imagenet imagenet-classifier java mobilenetv2 neural-network pytorch pytorch-android

Last synced: 20 Aug 2025

https://github.com/ivangfr/springboot-aws-localstack-dynamodb-lambda-sns-sqs

In this project, we will use LocalStack to locally simulate some services provided by AWS Cloud such as: DynamoDB, Lambda, SNS and SQS. Additionally, to simplify the use of AWS managed services, we will use Spring Cloud AWS.

aws aws-dynamodb aws-lambda aws-sns aws-sqs docker java localstack semantic-ui spring-boot spring-cloud-aws spring-cloud-function-adapter-aws spring-web-mvc springdoc-openapi thymeleaf websocket

Last synced: 18 Mar 2026

https://github.com/ph-7/simplejspwebsite

:spades: This is a simple example of the JSP Java Website.

java jee jsp jsp-website tomcat tomcat-server

Last synced: 16 Oct 2025

https://github.com/apitable/apitable-sdks

APITable officially provides various API, which allow users to get data by HTTPS requests, or push data to APITable.

apitable golang java javascript php python sdk typescript

Last synced: 16 Mar 2026

https://github.com/hivemq/hivemq-extension-sdk

Open source Extension SDK for the HiveMQ Enterprise MQTT broker that you can use to extend the broker with custom functionality and integrate the broker with other external systems

extensions hivemq java mqtt mqtt-library mqtt-protocol mqtt5 open-source plugins sdk

Last synced: 03 Mar 2026

https://github.com/norconex/collector-filesystem

Norconex Filesystem Collector is a flexible crawler for collecting, parsing, and manipulating data ranging from local hard drives to network locations into various data repositories such as search engines.

crawler filesystem-crawler java norconex-filesystem-collector search-engine

Last synced: 05 Nov 2025

https://github.com/easy-rpa/openframework

Open Framework is a collection of open-source Java libraries for Robotic Process Automation (RPA) designed to be used with EasyRPA platform.

java rpa rpa-robots

Last synced: 06 Oct 2025

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

Apache jClouds Examples

cloud java jclouds library

Last synced: 09 Apr 2025

https://github.com/dockpack/artifactory

Ansible role to install Artifactory, the Maven repository manager by JFrog.

ansible-roles artifactory java jfrog maven-repository

Last synced: 05 Oct 2025

https://github.com/cometchat/chat-sdk-android

Text Chat SDK for Android

android chat java kotlin messaging sdk

Last synced: 08 Jan 2026

https://github.com/robjg/oddjob

Oddjob scheduler and task execution framework.

automation java orchestration scheduling workflow

Last synced: 27 Jan 2026

https://github.com/kdabir/active-directory-lookup

Simplest Java API (and CLI) for authenticating and searching in Active Directory

active-directory authentication java search

Last synced: 02 Apr 2025

https://github.com/sbabcoc/junit-foundation

JUnit Foundation is a lightweight collection of JUnit watchers, interfaces, and static utility classes that supplement and augment the functionality provided by the JUnit API.

byte-buddy event-notifications java java-agent junit junit-rule junit-runlistener junit-runner junit-watchers parameters retrying service-provider test-graph test-lifecycle timeout-control

Last synced: 16 Mar 2025

https://github.com/bh-tec/dio-desafios-bootcamps

Desafios em C#, Java, JavaScript, Kotlin, Python dos Bootcamps da Digital Innovation One.

csharp dio java javascript kotlin php python ruby

Last synced: 09 Oct 2025

https://github.com/hoangsonww/inheritance-in-java

📚 This repository features the power and applications of inheritance, encapsulation, and interfaces in Java. It includes examples of how to efficiently manage and organize objects, leveraging inheritance for code reusability and interfaces for implementing polymorphism.

inheritance interface interface-java java object-oriented-programming oop oop-principles oops-in-java polymorphic polymorphic-relationships polymorphic-types polymorphism types

Last synced: 10 Oct 2025

https://github.com/thenriquedb/url-shortener

A simple URL shortener built with Spring Boot and MongoDB as a proof of concept for learning purposes.

docker docker-compose java mongodb redis redis-cache spring-boot terraform url-shortener

Last synced: 06 May 2026

https://github.com/4drian3d/vpacketevents

Manage packets through Velocity's native events

api java minecraft-api minecraft-plugin velocity-plugin velocitypowered

Last synced: 21 Jun 2025

https://github.com/um-mitternacht/witchworks

Repo has moved - https://github.com/Um-Mitternacht/Bewitchment

clone fantasy java magic minecraft minecraft-mod mythology witchcraft

Last synced: 12 May 2025

https://github.com/pires/hazelcast-kubernetes-bootstrapper

Hazelcast cluster discovery mechanism for Kubernetes.

hazelcast in-memory-database java kubernetes

Last synced: 10 Apr 2025

https://github.com/xortroll/libjavm

Small, header-only, zero-dependency C++17 Java VM library

cpp17 header-only java java-library vm

Last synced: 12 May 2025

https://github.com/tonyketcham/depth-mapper

Generates a depth map from a focal stack of images using OpenCV 📷

computer-vision depth-estimation depth-maps image-alignment java opencv

Last synced: 01 Aug 2025