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/mariazevedo88/travels-api

API for Travels Management - UFLA Comp Jr/20 anniversary event

api api-restful api-service http http-rest-api java java-11 java11 medium-article rest rest-api restful-api

Last synced: 10 Apr 2025

https://github.com/apache/maven-parent

Apache Maven Project Parent POMs

build-management java maven

Last synced: 05 Apr 2025

https://github.com/davidgutierrezrubio/jmathanim

A Java library to make mathematical animations

animation java mathematics

Last synced: 11 Jan 2026

https://github.com/stephenh/joist-java

a Java orm based on code generation

java mysql orm postgresql

Last synced: 21 Mar 2025

https://github.com/Perry961002/Algorithms-LeetCode

:art:I practiced some LeetCode's algorithm problems with C++, Java, Python and Go, and also implemented some classical algorithms.

algorithmic-trading c-plus-plus go java python3

Last synced: 07 May 2025

https://github.com/felipetomazec/lexical-analyzer

A basic Lexical-Analyzer written in Java.

compilers java javafx javafx-application lexical-analysis

Last synced: 10 Apr 2025

https://github.com/marwa-eltayeb/fast-image-resizer

Javafx application to resize images and add them into folders automatically.

android-resources image-preview image-processing image-resizer java javafx-application resize-images resize-tool

Last synced: 10 Apr 2025

https://github.com/mastercloudapps-projects/asyncreactiveprogramming

This repository is intended to be a compilation of presentations, examples, links, and other resources on asynchronous and reactive programming in Java

asynchronous-programming java project-reactor r2dbc reactive-programming reactive-streams rsocket webflux

Last synced: 19 Jun 2025

https://github.com/panga/fn-native-java

Fn Project Native Java Function using GraalVM

fnproject graalvm java

Last synced: 10 Apr 2025

https://github.com/rameshmf/java-collections-framework-course

Java Collections Framework course at https://youtu.be/GdAon80-0KA

collections java java8

Last synced: 03 May 2025

https://github.com/stageguard/osumapsuggester

A OneBot bot that can provide osu!std players some appropriate beatmap (WIP)

bot java kotlin osu osugame

Last synced: 17 Jul 2025

https://github.com/jayboxyz/algorithm-notes

:memo: 数据结构与算法学习、LeetCode 刷题...

algorithm datastructure java leecode

Last synced: 13 Jul 2025

https://github.com/nasageek/utexas-utilities

Android app to interact with various UT Austin web services

android java university-of-texas

Last synced: 06 Mar 2026

https://github.com/italia/spid-spring

SPID extension for Java Spring

java spid spring

Last synced: 08 Apr 2026

https://github.com/rozidan/logger-spring-boot

A Spring Boot @Loggable annotation that will help you log your application more easily

annotations aop java spring-boot

Last synced: 12 Jan 2026

https://github.com/igr/hey-you

Face detection, face recognition and gender detection with OpenCV

face-detection face-recognition gender-recognition java opencv

Last synced: 22 Mar 2025

https://github.com/piyushwani004/hospitalmanagementsysyem

Hospital management system project in java using JSP, servlet, Mysql, and Netbeans. Its using java as core technology and Mysql as backend to manage the data records.

bootstrap4 css3 java jsp-servlet

Last synced: 12 May 2025

https://github.com/d-coder111/dsamplify

Hacktoberfest2024 accepted-Our aim is to build a website that comprehensively covers algorithms in C++, Java, Python, and other programming languages, along with acknowledging the contributors to this repository.

algorithms beginner-friendly cpp css data-structures first-timers hacktoberfest hacktoberfest-accepted hacktoberfest2024 hacktoberfest2024-accepted html java javascript python web-development website website-design

Last synced: 06 Apr 2025

https://github.com/thibautbessone/DiscordBlueBot

Customizable soundboard bot for Discord, along other useful commands

bluebot bot discord java jda soundboard

Last synced: 10 May 2025

https://github.com/prestongarno/kotlinq

Kotlin DSL for GraphQL

graphql graphql-schema java kotlin

Last synced: 11 Jul 2025

https://github.com/sbt/sbt-java-formatter

An sbt plugin for formating Java code

code-formatter java sbt

Last synced: 21 Apr 2025

https://github.com/dxxxxy/mcp1.8.9op

A fixed mcp workspace configured for 1.8.9 integrated with optifine and setup with a single setup.bat.

1-8-9 client fixed idea intellij java mcp minecraft optifine setup tutorial version workspace

Last synced: 21 Apr 2025

https://github.com/windup/windup-rulesets

Windup rules and rulesets contributed by community.

java migrations rules ruleset xml

Last synced: 11 Apr 2025

https://github.com/vanniktech/espresso-utils

Provides helper methods for asserting a few things that Espresso does not support out of the box.

android espresso java kotlin testing

Last synced: 15 Apr 2025

https://github.com/zekunyan/linktextview

An Android TextView to add highly customizable and colorful link.

android-textview java link

Last synced: 15 May 2025

https://github.com/hoijui/rezipdoc

Repack uncompressed & diff visualizer for ZIP based files stored in git repos

cli free-software git-filter git-textconv java oseg

Last synced: 23 Mar 2025

https://github.com/apache/maven-shared-utils

Apache Maven Shared Utils

build-management java maven maven-shared

Last synced: 15 May 2025

https://github.com/kevin-lee/j8plus

Library containing useful tools for Java 8

functional-programming java java8 lambda-expressions recursion stream

Last synced: 22 Mar 2025

https://github.com/hms-core/hms-audio-editor-demo

HUAWEI Audio Kit provides a wide range of audio editing capabilities, including auido import/export/editing/extracting and format conversion. This sample code describes how to integrate the Audio Editor Kit SDK.

audio audio-editor hms huawei java

Last synced: 01 Aug 2025

https://github.com/bahmanm/persianutils

A collection of utilities for Scala/Java developers who are targeting Persian (Farsi) speaking users.

date farsi java localization scala

Last synced: 01 Aug 2025

https://github.com/signum-network/signumj

SignumJ - Java Development Framework

bitcoin blockchain burstcoin ethereum java jdk signum transaction

Last synced: 08 Aug 2025

https://github.com/hubspot/niosmtpclient

Smtp Client based on Netty

email java java8 netty nio smtp

Last synced: 10 Aug 2025

https://github.com/yegor256/wring

Smart Inbox for GitHub Notifications

github inbox java notifications xml xslt

Last synced: 27 Mar 2025

https://github.com/meysamhadeli/booking-microservices-java-spring-boot

A practical distributed system, built with Java Spring Boot, Vertical Slice Architecture, Event Driven Architecture, CQRS, DDD, gRpc, MongoDB and RabbitMq.

clean-architecture cqrs ddd event-driven-architecture grpc java keycloak messaging microservice microservices mongodb oauth2 opentelemetry rabbitmq spring-boot spring-cloud-gateway spring-data-jpa spring-mvc spring-security vertical-slice-architecture

Last synced: 22 Apr 2025

https://github.com/mvp4g/mvp4g

A framework to build a gwt application the right way

clientside eventbus gwt java mvp mvp4g

Last synced: 13 Apr 2025

https://github.com/xushiyan/kafka-connect-datagen

A Kafka Connect source connector that generates data for tests

data-generator etl etl-pipeline integration-test java kafka kafka-connect performance-test

Last synced: 22 Mar 2025

https://github.com/horoc/treetops

Fast LightGBM tree model inference Java library which is based on ASM dynamic code generation framework.

asm bytecode inference java lightgbm machine-learning

Last synced: 14 Apr 2025

https://github.com/carlanton/mpd-tools

DASH MPD tools for Java

dash java mpd

Last synced: 14 Jan 2026

https://github.com/vankka/dependencydownload

A Java library (& Gradle plugin) to download dependencies during runtime with ease

dependency-management gradle-plugin java

Last synced: 16 Mar 2025

https://github.com/binhex/arch-minecraftserver

Docker build script for Arch Linux base with Minecraft Java server

arch-linux docker java minecraft minecraft-server

Last synced: 11 Mar 2026

https://github.com/kotools/samples

Gradle plugin that inlines read-only Kotlin and Java code samples into Dokka documentation, ensuring they are always correct and visible not only online but also in IDEs.

dokka gradle java kotlin

Last synced: 02 Apr 2026

https://github.com/rocketchat/rocket.chat.java.sdk

[DEPRECATED, NOT MAINTAINED] Java/Android SDK for Rocket.Chat

android chat-support hacktoberfest java livechat rocketchat rocketchat-sdk sdk

Last synced: 13 Oct 2025

https://github.com/apiaddicts/apigen.springboot

Apigen allow generate springboot archetipe using openapi file as mapping tool between the openapi definition and the database.

java microservices openapi3 openapi31 springboot

Last synced: 04 Feb 2026

https://github.com/yuyuzha0/word2vec

a word2vec impl of Chinese language, based on deeplearning4j and ansj

chinese java nlp word2vec word2vec-zh

Last synced: 10 Oct 2025

https://github.com/ynsn/nashorn

A fork of Oracle's EcmaScript 5.1 engine Nashorn, compatible with Java 7

java javascript-engine jdk jre

Last synced: 10 Apr 2025

https://github.com/otaviojava/imergindo-jvm-book

Conteúdo do livro do imergindo na JVM

book java jvm

Last synced: 14 Apr 2025

https://github.com/fabiosilva11/sketchware-ia

Community-maintained continuation of Sketchware for Android, with active development, editor improvements, and downloadable APK releases.

android android-ide app-builder java kotlin low-code mobile-development sketchware source-available visual-programming

Last synced: 04 Jul 2026

https://github.com/cocainecong/gesture-recognizion

YOLO+ResNet的手势识别,YOLO进行目标识别,ResNet进行特征提取

ai java python resnet yolo

Last synced: 15 Apr 2025

https://github.com/xuwei-k/free-monad-java

Free Monad in Java

java monad

Last synced: 15 Apr 2025

https://github.com/kok202/dluid

Deep learning user interface designer

ai deep-learning deeplearning4j dl4j gui java javafx javafx-application

Last synced: 01 Jul 2025

https://github.com/igrishaev/virtuoso

A number of trivial wrappers on top of virtual threads

clojure java threads virtual

Last synced: 30 Oct 2025

https://github.com/BitTheByte/Orkestra

Web-based Android debugger with inspection capabilities using Frida and Jadx as a backbone

android bugbounty bugcrowd debugger decompiler frida hackerone jadx java java-decompiler orkestra

Last synced: 12 Jul 2025

https://github.com/robaho/go-concurrency-test

Test the performance of Go's concurrency structures

c concurrency go java performance

Last synced: 20 Jul 2025

https://github.com/meanmail/java_base

Java. Базовый курс на stepik.org. Тесты для задач.

java stepik stepik-plugin stepik-tests stepik-union

Last synced: 17 Mar 2025

https://github.com/joafalves/pixel-community

High performance and modular Java/Kotlin 2D Game Framework.

framework game-2d game-development game-engine game-engine-2d game-framework gamedev java jvm kotlin lwjgl opengl

Last synced: 15 Jul 2025

https://github.com/m310851010/xice7-imagekit

基于java语言实现的简单的图片处理

image-compression image-processing java xice7-imagekit

Last synced: 15 Jul 2025

https://github.com/BitTheByte/BitTraversal

Burpsuite Plugin to detect Directory Traversal vulnerabilities

bugbounty burp-extensions burp-plugin burpsuite burpsuite-extender java path-traversal traversal web

Last synced: 11 Jul 2025

https://github.com/onurozuduru/java-shooter-game-project

A simple Java game project for programming class.

2d game java java-game java-shooter-game shooter-game

Last synced: 11 May 2025

https://github.com/yifanzheng/cs-notes

:book: Java 技术摘要(个人学习笔记),主要记录编程相关的知识点以及个人对一些知识的理解与总结,以 issue 方式记录。

docker elasticsearch java kafka mysql nginx spring

Last synced: 20 Jul 2025

https://github.com/alexandregama/cdi-guide-tutorials

CDI Guide And Tutorials - Many examples of how to use CDI and CDI 2.0 like Qualifiers, Interceptors, Decorators, Lazy Initialization an much more!

cdi cdi-decorator cdi-extension cdi-injection cdi-interceptor cdi-spec dependency-injection dependency-injection-framework hacking-cdi hacking-code hackingcode java java-cdi java-spec java-tutorial learn-to-code learning learning-by-doing weld

Last synced: 22 Apr 2025

https://github.com/aweiloveandroid/loveheartview

手把手教你打造爱心,快去跟喜欢的妹子表白吧。

android html5 java js php python

Last synced: 12 May 2025

https://github.com/open-hand/choerodon-file

The file service is built on minio server, we can use minio client to upload and delete files.

c7nf choerodon java minio spring spring-boot spring-cloud

Last synced: 10 Jul 2025

https://github.com/kamax-matrix/mxhsd

Corporate Matrix Homeserver

homeserver java matrix matrix-homeserver spring-boot

Last synced: 03 Apr 2025

https://github.com/zainmustafaaa/healthcare-scan-nearby-hospital-locations

I developed this android application to help beginner developers to know how to use Google Maps API and how to convert JSON data into Java Object.

android-application android-studio google google-maps google-maps-api googlemaps-api health healthcare java maps medical nearby nearby-hospitals nearby-locations nearby-search permission-android

Last synced: 01 May 2025

https://github.com/minhaskamal/skindetector

Detects Human Skin From Image (color-region-segmentation-photo-detection-extraction-detect)

egami image-processing image-segmentation java region region-detection segmentation skin template-matching

Last synced: 11 Apr 2025

https://github.com/archimedes-projects/archimedes-jvm

Archimedes's implementation for the Java Virtual Machine (JVM)

architecture ddd java jvm kotlin solid

Last synced: 04 Oct 2025

https://github.com/panga/rinhabackend-vertx

Rinha de Backend 2023 Q3 - Java + Vert.x

java rinha-de-backend rinha-de-backend-2023-q3 vertx

Last synced: 08 Mar 2026

https://github.com/jklingsporn/vertx-jooq-async

Deprecated, use vertx-jooq instead:

java jooq vertx

Last synced: 29 Sep 2025

https://github.com/lucko/shadow

An annotation based API for Java reflection.

annotation java reflection

Last synced: 17 Sep 2025

https://github.com/ksilisk/telegram-bot-spring

Telegram Bot Spring Boot Starter

java spring-boot spring-boot-starter telegrambot

Last synced: 03 May 2026

https://github.com/tigersoldier/javacomp

A Java completion server

java language-server-protocol

Last synced: 24 Apr 2025

https://github.com/diennea/majordodo

Distributed Operations and Data Organizer built on Apache BookKeeper

bookkeeper coordinator distributed java resource-manager task-manager

Last synced: 05 May 2025

https://github.com/parasgarg/stevens-computer-science-courses-materials

This repository consists of assignments, lab works, quizzes and more. These assessments belong to the Computer Science major at Stevens Institute of Technology. The materials available in this repository are the among the popular courses offered in Computer Science major in Master of Science. This repository also consists, the solutions of all course works and projects those I solved and submitted during my graduation from Fall 2016 through Spring 2018. Note: All these exercises and assessments (given by university professors) and solutions are for references only.

algorithms-datastructures amazon-web-services aws aws-ec2 cloud computer-science cyber-security data-mining database-management html-css java javascript knowledge-discovery mongodb python-3 r ruby sas sql web-programming

Last synced: 12 Apr 2025

https://github.com/njnareshjoshi/exercises

This repository along with the articles repository (https://github.com/njnareshjoshi/articles) contains coding examples for my blog ProgrammingMitra

classnotfoundexception immutability inheritance integer-cache java java-8 java-cloning java-serialization noclassdeffounderror polymorphism

Last synced: 03 Sep 2025

https://github.com/tbdawg/VerticalMarqueeTextView

This is an Android class for creating a TextView that will Marquee or Auto Scroll Vertically.

android autoscrolling java textview vertical-autoscroll vertical-autoscrolling-textview vertical-marquee vertical-marquee-textview

Last synced: 12 Jul 2025

https://github.com/taymindis/atomic_threadpool

it's a smallest library that provides a lock-free thread pool sharing on multithreading, it design for scalability

asynchronous atomic-design c cross-platform java jni lockfree multithreading threadpool

Last synced: 10 Apr 2025

https://github.com/steinfletcher/gonum

An enum generator for Go

enum enumeration generator go golang java

Last synced: 09 Apr 2025

https://github.com/aquelemesmo/scriptsbotdiscord

⭕ Todos os scripts para o seu bot do Discord com qualquer linguagem

bot bot-discord java javascript js jvm kotlin py python scripts scripts-collection ts typescript

Last synced: 09 Apr 2025