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/aliyun/alibabacloud-java-async-sdk

The Alibaba Cloud V2.0 SDK for JAVA(Async)

alibaba alibaba-cloud aliyun async darabonba java openapi sdk v2

Last synced: 12 Apr 2025

https://github.com/lunnova/whocalled

Obsolete, use StackWalker: http://openjdk.java.net/jeps/259

java java-library performance

Last synced: 19 Jul 2025

https://github.com/shreyxnsh/vtop

VTOP is the application version of Vellore Institute of Technology, Bhopal's website. It consists of various features like faculty database, event gallery, notices section, e-books , cgpa calculator,etc.

android college college-app faculty-dashboard firebase firebase-realtime-database java vit

Last synced: 17 Aug 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/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/infinispan-demos/harry-potter-quarkus

Showcases in a web application Quarkus and Infinispan

graal-native graalvm infinispan java quarkus

Last synced: 08 Jul 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/timboudreau/scamper

A toolkit for creating SCTP servers and clients

async bson java netty sctp

Last synced: 12 Sep 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/java-edge/movierecommandation-moviemanager

本科毕业设计项目-Java电影推荐系统-管理后台

java java-8 mysql

Last synced: 29 Oct 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/pires/hazelcast-kubernetes-bootstrapper

Hazelcast cluster discovery mechanism for Kubernetes.

hazelcast in-memory-database java kubernetes

Last synced: 10 Apr 2025

https://github.com/rdbc-io/rdbc-pgsql

Asynchronous PostgreSQL driver for Scala and Java

asynchronous back-pressure database driver java non-blocking postgresql rdbc reactive scala

Last synced: 01 Nov 2025

https://github.com/arunkumar9t2/trie

A Java implementation of the Trie data structure

java java-library search search-trees trie tries

Last synced: 10 Apr 2025

https://github.com/mauin/reject

Dependency Rejection for Java

dependency-rejection java reject

Last synced: 13 Apr 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/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/harrel56/json-schema

JSON schema validation library written in Java

java json json-schema jsonschema schema validation validator

Last synced: 21 Nov 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: 07 May 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/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/xvik/guice-ext-annotations

Guice annotations extensions

guice java

Last synced: 11 Sep 2025

https://github.com/kecon/jsocksproxy

SOCKS proxy written in Java

java proxy socks socks4 socks5

Last synced: 11 May 2025

https://github.com/chaosunity/nenggao

A diagnostic library for parser / interpreter usages.

diagnostic java java-8 library

Last synced: 13 Apr 2025

https://github.com/soklet/soklet

Soklet is a zero-dependency Java HTTP/1.1 and Server-Sent Event server, well-suited for building RESTful APIs and tool-backed agentic systems.

java no-dependencies server server-sent-events soklet

Last synced: 08 Mar 2026

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/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

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/sayannath/american-sign-language-detection

American Sign Language Detection is a deep learning end to end project where we can detect American Sign Language.

asl colab-notebook computer-vision java keras mobile mobilenetv2 mobilenetv3 native tensorflowlite tensroflow tfhub tflite tflite-models

Last synced: 12 May 2025

https://github.com/g0ddest/fixedlength

Fast simple zero-dependency Java library to parse fixed length files

fixed-length fixed-length-fields fixed-length-format hacktoberfest hacktoberfest-accepted java no-dependencies

Last synced: 18 Feb 2026

https://github.com/martinpaljak/nfc4pc

NFC for Personal Computers

java ndef nfc pcsc

Last synced: 14 Apr 2025

https://github.com/tolc/intellij_jahia_plugin

Jahia's definitions.cnd files syntax highlighting, code completion, and other amazing stuff

cms cnd framework grammar integration intellij intellij-idea intellij-plugin jahia java jsp language plugin

Last synced: 23 Oct 2025

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/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/openlab-x/openqrcode

Open QR Code is an open-source, cross-platform app developed with Flutter, using C, C++, Dart, Skia, Impeller, Java, and Kotlin. It allows users to generate, scan, save, and share QR codes. Available on Android, Windows, and Web, users can easily create and interact with QR codes across platforms.

android-app apk c cpp dart dartlang flutter flutter-apps java kotlin kotlin-android open-source openlabx qrcode qrcode-generator skia web windows-11 windows-app

Last synced: 11 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/computacionnube/benitez

Respaldo de los programas realizados en Progrmacion.NetII

csharp csharp-code csharp-script csharp7 java javascript visual-basic visual-studio visual-studio-code

Last synced: 07 Sep 2025

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/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/temporalio/spring-boot-demo

Sample application demonstrating Temporal JavaSDK Spring Boot integration

java spring-boot temporal

Last synced: 02 Apr 2025

https://github.com/aleksilassila/islands

A spigot plugin for creating customisable home islands with different biomes. https://www.spigotmc.org/resources/islands-home-islands-system.84303/

bukkit islands java minecraft minecraft-plugin minecraft-server paper spigot spigot-plugin survival

Last synced: 25 Apr 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/depromeet/toks-api

스터디 관리는 똑스에서!

aws flyway java jpa mysql redis spring-mvc

Last synced: 19 Apr 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/aergoio/heraj

Java client framework for aergo

aergo client java

Last synced: 19 Apr 2025

https://github.com/godfather1103/commit-template-check-plugin

IDEA插件用于模板化生成commit message和检查相关内容是否符合要求

intellij-plugin java

Last synced: 10 Mar 2026

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/quackduck/warpdrive

Warp across directories

autojump cd java warpdrive z

Last synced: 23 Apr 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/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/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/quackduck/WarpDrive

Warp across directories

autojump cd java warpdrive z

Last synced: 21 Mar 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/unnamed/mocha

A lightweight, fast and efficient Molang lexer, parser, interpreter and compiler for Java 8+

bytecode compiler interpreter java jvm lexer minecraft minecraft-bedrock molang parser

Last synced: 16 Jul 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/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/52north/sensorweb-server-helgoland

Thin Web binding API to access series data.

52north java observation rest-api sensor sensorweb series-data spi

Last synced: 12 Aug 2025

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/oopsguy/kaptcha-spring-boot

Kaptcha Spring Boot Starter help you use Google Kaptcha with Spring Boot easier. 一个简单封装了 Kaptcha 验证码库的 Spring Boot Starter

captcha java kaptcha security spring spring-boot springboot starter verify yaml

Last synced: 04 Apr 2026

https://github.com/sisby-folk/switchy

RPG-style character switching for minecraft!

java minecraft

Last synced: 21 Feb 2026

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/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/andersonleite/jogos_android_14bis

14bis is an Android game created on my book.

android games java mobile

Last synced: 29 Oct 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/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/epam/gepard

Test Automation Framework

framework java junit test-automation

Last synced: 12 Sep 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/natf17/shopify-spring-boot-embedded-app

A Spring Boot project that provides a template for creating an embedded application in the Shopify environment.

java shopify shopify-embedded-applications spring spring-boot spring-boot-2

Last synced: 08 Sep 2025

https://github.com/linyshdhhcb/pighealthsmartmedicine

本项目是一个面向生猪健康管理的智慧医药系统,有AI兽医功能、文章管理功能、药物管理功能、政策资讯管理功能,旨在通过数字化手段提升生猪养殖的医疗管理水平。系统集成 SpringBoot3 + Ollama + Spring AI + DeepSeek + MySQL8.0 + Mybatis-Plus,提供智能兽医诊断服务,帮助养殖户或兽医快速诊断生猪病情并推荐相应的治疗方案。

java minio mybatisplus mysql ollama redis satoken springai springboot3

Last synced: 16 Jun 2025

https://github.com/salaboy/k8s-operator

Simple Kubernetes Operator Using Spring Cloud Gateway and Spring Cloud Kubernetes

cloud java kubernetes operator spring

Last synced: 10 Apr 2025

https://github.com/mscheong01/interfaice

Define an interface, and use LLM as your implementation!

ai artificial-intelligence chatgpt gpt java kotlin large-language-models llm proxy spring spring-boot

Last synced: 03 May 2025

https://github.com/yugui/grpc-custom-serializer

An set of example implementations which shows how to serialize gRPC messages in JSON

cpp golang grpc java json ruby

Last synced: 10 Apr 2025

https://github.com/aquazus/d1proxy

A simple yet powerful Java 11 TCP MITM proxy for Dofus 1.29.1

dofus java mongodb network network-analysis network-monitoring networking proxy

Last synced: 09 Jul 2025

https://github.com/artipie/asto

Abstract Storage for All Artipie Slices

java java-8 storage

Last synced: 07 Oct 2025

https://github.com/oussamabonnor1/find_the_letter_material_design

litterature game made using javaFX and FXML, small collaboration, the game is about finding the missing letters from a word using different hints (an image, incomplete word..etc).

desktop fxml game intellij-idea java javafx material-design

Last synced: 23 Oct 2025

https://github.com/lemire/indexwikipedia

A simple utility to index wikipedia dumps using Lucene.

java lucene wikipedia-dump

Last synced: 29 Oct 2025