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/d2si-oss/ooso

Java library for running Serverless MapReduce jobs

aws java lambda library mapreduce serverless

Last synced: 13 Oct 2025

https://github.com/conclube/deluxeasyncjoinleavemessage

https://www.spigotmc.org/resources/deluxeasyncjoinleavemessage-fully-optimized-async-everything-open-source.88129/

async asynchronous asynchronous-programming bukkit craftbukkit java minecraft spigot spigot-plugin

Last synced: 26 Oct 2025

https://github.com/bg-software-llc/ssb-slimeworldmanager

An addon for SuperiorSkyblock2 that adds SlimeWorldManager support for worlds management!

bgsoftware java minecraft plugin skyblock spigot superiorskyblock

Last synced: 19 Oct 2025

https://github.com/platypusguy/filededupe

Utility to list duplicate files in one or more directories based on the file contents

filemanager filesystem java utility

Last synced: 26 Oct 2025

https://github.com/ivangfr/springboot-rsocket-webflux-aop

The goal of this project is to play with RSocket protocol. For it, we will implement three Spring Boot Java applications, movie-server, movie-client-shell and movie-client-ui. As storage, it's used the reactive NoSQL database MongoDB. All the streaming of movie events and the logging are handling by AOP (Aspect Oriented Programming).

docker graalvm java mongodb native rsocket semantic-ui spring-aop spring-boot spring-data-mongodb-reactive spring-shell spring-webflux thymeleaf websocket

Last synced: 14 Oct 2025

https://github.com/bwaldvogel/log4j-systemd-journal-appender

Log4j appender for systemd-journal that maintains structured log data

java journald log4j systemd

Last synced: 23 Apr 2025

https://github.com/flytegg/neptune

An annotation-based slash command framework for JDA.

bot command-framework discord discord-bot java jda kotlin

Last synced: 07 May 2025

https://github.com/valpackett/neojamvm

JamVM (lightweight Java Virtual Machine) but built with CMake

jamvm java jvm

Last synced: 22 Apr 2025

https://github.com/visnkmr/timenetspeed

Monitor live bandwidth usage/ network speed on any device running on any OS except iOS. Uses peristent XML overlay with Java for android, Rust daemon with a python frontend on PCs.

android bandwidth fire friendly java monitor netspeed network os overlay python remote rust speed time tv usage xml

Last synced: 04 Apr 2026

https://github.com/medusa-ui/medusa

Server-rendered, bi-directional, micro-frontend Java framework built on top of Spring Boot and Thymeleaf

html java server-side-rendering template-engine thymeleaf ui

Last synced: 26 Apr 2026

https://github.com/emufog/emufog

EmuFog: Extensible and Scalable Emulation of Large-Scale Fog Computing Infrastructures

fog-computing java

Last synced: 11 Jan 2026

https://github.com/expr4j/expr4j

Java library to evaluate mathematical expressions

expression-evaluator java shunting-yard shunting-yard-algorithm

Last synced: 30 Oct 2025

https://github.com/makiftutuncu/e

A zero-dependency micro library to deal with errors

circe gson java junit5 jvm kotlin mdoc play-json sbt scala zio

Last synced: 13 Apr 2025

https://github.com/jackhallam/weightless-orm

🛸 A lightweight database mapping library

database java java-orm mongo mongodb orm

Last synced: 23 Jun 2025

https://github.com/marttp/java-tech-interviews-prep

Java source code for technical interview preparation + Apply real world problems

java leetcode technical-interviews

Last synced: 16 Jul 2025

https://github.com/ibaca/la-abadia-del-crimen

La Abadía del Crimen • Java & GWT

game gwt java

Last synced: 17 Jun 2025

https://github.com/justinsdk/servletjsptutorial

《Servlet & JSP 技術手冊 - 從 Servlet 到 Spring Boot》相關資源

java javaee8 javamail jdbctemplate jsp servlet spring spring-mvc spring-security spring-thymeleaf

Last synced: 08 Apr 2025

https://github.com/ahoo-wang/simba

Distributed lock service | 分布式锁服务

distributed java kotlin lock mutex mutex-lock redis scheduler spring spring-boot zookeeper

Last synced: 13 Oct 2025

https://github.com/raonigabriel/spring-qrcode-example

Demonstrates some of the capabilities of the Spring Boot framework through a small, simple example.

java microservice qrcode spring-boot zxing

Last synced: 13 Oct 2025

https://github.com/omke/ula

Learning/Content Management System for University - Microservice architecture

angular angular9 cms content-management-system docker es6 estudent full-stack java javascript lms microservices mongodb mysql ngrx sass scss spring-boot spring-security

Last synced: 02 Sep 2025

https://github.com/quedexnet/java-market-maker

Simple Market Making bot for Quedex Bitcoin Derivatives Exchange.

algo-trading bitcoin bitcoin-options bitcoin-wallet derivatives exchange futures java market-making options quedex

Last synced: 27 Oct 2025

https://github.com/gw-kit/delta-coverage-maven-plugin

Maven plugin for computing code coverage on modified code

code-coverage coverage diff diff-coverage jacoco java kotlin maven maven-plugin

Last synced: 01 Apr 2026

https://github.com/alexeyev/mystem-scala

Morphological analyzer `mystem` (Russian language) wrapper for JVM languages

computational-linguistics java lemmatizer mystem natural-language-processing russian-morphology russian-specific scala tokenizer yandex

Last synced: 26 Apr 2025

https://github.com/dmulloy2/nospawnchunks

Helps manage server memory by dynamically unloading chunks

admin bukkit java memory minecraft spigot

Last synced: 23 Mar 2025

https://github.com/eclipse-sprotty/sprotty-server

Server implementation for the Sprotty diagramming framework

diagrams eclipse java server

Last synced: 14 Jan 2026

https://github.com/vectrix-space/flare

Useful thread-safe collections with performance in mind for Java 8+.

collections hacktoberfest java java-library thread-safe

Last synced: 16 Apr 2025

https://github.com/yegor256/thindeck

Web Hosting That Deploys Itself

docker hosting java

Last synced: 27 Mar 2025

https://github.com/arindal1/30day-js

30 day challenge by @hiteshchoudhary to revise and practice JavaScript

30daysofjavascript api chaiaurcode java javascript js practice react restful-api weather-app webdevelopment

Last synced: 04 Apr 2025

https://github.com/operator-framework/josdk-webhooks

Framework and tooling to support writing dynamic admission controllers and conversion hooks for Kubernetes in Java

controller conversion-hook dynamic-admission-controller java kubernetes

Last synced: 11 Jan 2026

https://github.com/HHN/crawler4j

Open Source Web Crawler for Java - A fork of yasserg/crawler4j

crawler crawler4j java spider web-crawler web-spider

Last synced: 05 Oct 2025

https://github.com/tferr/scripts

:microscope::cocktail: Home of the ImageJ BAR: A collection of Broadly Applicable Routines for ImageJ

beanshell clojure groovy ijm image-analysis imagej imagej2 java jython microscopy python ruby scientific-workflows scripts-collection

Last synced: 14 Apr 2025

https://github.com/ls1intum/ares

The Artemis Java Test Sandbox. A JUnit 5 Extension for Easy and Secure Artemis Java Testing

ajts ares artemis deadline education exercise feedback java jqwik junit junit5 sandbox students teaching test test-framework testing thread tum

Last synced: 05 Sep 2025

https://github.com/tupilabs/humannameparser.java

HumanNameParser.java, a Java port of HumanNameParser.php. Parser for human names in Java, all credit goes to @jasonpriem

hacktoberfest java name nlp textprocessing

Last synced: 30 Jul 2025

https://github.com/eikek/sbt-openapi-schema

Generate schema sources for Scala, Java and Elm from an openapi 3.0 spec.

elm java openapi openapi-codegen openapi3 sbt-plugin scala

Last synced: 06 Nov 2025

https://github.com/hms-core/hms-image-vision-java

This sample code is to guide the developer how to integrate the Image Vision Sub-service of the Image Kit, calling the image filter function. This sub-service provides 24 unique filter effects to enhance the artistic conception and artistic sense of the images.

android hms huawei image-editing imagekit java photo picture

Last synced: 13 Aug 2025

https://github.com/tolitius/mongodb-write-performance-playground

Playing with MongoDB Write Performance

c java mongodb performance

Last synced: 08 Jul 2025

https://github.com/rapter1990/footballteamapi

Case Study - Football Team Api with Hexagonal Architecture (Java 21, Spring Boot, Postgres, JUnit, Spring Security, JWT, Docker, Kubernetes, Prometheus, Grafana, Loki, Sonarqube, Github Actions (CI/CD), TestContainer)

docker docker-compose github-actions grafana hexagonal-architecture java java21 junit kubernetes loki postgres prometheus sonarqube spring-security sprng-boot swagger testcontainers

Last synced: 30 Jun 2026

https://github.com/drsnowbird/knime-docker

KNIME Analytics Platform & SDK with Docker Container in X11 desktop

analytics-platform docker docker-container java knime knime-analytics-platform machine-learning x11

Last synced: 10 Apr 2025

https://github.com/jinhucheung/hubplayer

以酷狗音乐播放器的用户界面为原型, 制作的一个基于 Java Sound, 实现播放、搜索、下载的音乐播放器

java java-sound java-swing jsoup music-player substance

Last synced: 30 Apr 2025

https://github.com/thriving-dev/kafka-streams-cassandra-state-store

'Drop-in' Kafka Streams State Store implementation that persists data to Apache Cassandra / ScyllaDB

apache-cassandra cassandra java kafka-streams stream-processing

Last synced: 10 Apr 2025

https://github.com/enilink/llrp4j

LLRP protocol and networking for Java

java llrp

Last synced: 10 Apr 2025

https://github.com/rohan23chhabra/p2p

Practice project to demonstrate p2p file sharing.

java java-8 java8 javafx javafx-application jfoenix network networking peer-to-peer shared

Last synced: 10 Apr 2025

https://github.com/spiderpig86/metromapmaker

:bullettrain_side: Build the metro map of your dreams.

java javafx javafx-application map metro subway underground

Last synced: 10 Apr 2025

https://github.com/stevenschwenke/javafxworkshop

Code and a handout for a JavaFX workshop

fxml java javafx javafx-application scene-builder workshop

Last synced: 10 Apr 2025

https://github.com/akemin-dayo/phpcraft

An open-source Minecraft: Java Edition server implementation, written in PHP.

java minecraft minecraft-server minecraft-servers monolog php php7 php72 php73 php74 php8 php80 php81 reactphp viaversion

Last synced: 09 Apr 2025

https://github.com/red-studio-ragnarok/valkyrie

As the Valkyries' whispers guide us, we carve our path to a Valhalla of optimized Minecraft gameplay.

java minecraft minecraft-forge minecraft-mod minecraft-modding

Last synced: 26 Apr 2025

https://github.com/yuyuanweb/mcp-mianshiya-server

基于 Spring AI 的面试鸭搜索题目的 MCP Server 服务,快速让 AI 搜索企业面试真题和答案

ai backend interview-questions java mcp mysql spring-ai springboot

Last synced: 09 Apr 2025

https://github.com/frapples/java-pinyin

A library that provides Pinyin and Chinese conversion and Chinese word segmentation.一个汉字与拼音互转的工具库,提供简单的分词功能。

chinese hans java java-pinyin pinyin

Last synced: 14 Jan 2026

https://github.com/burtcorp/athena-jdbc

A JDBC driver for AWS Athena

aws-athena java jdbc jdbc-driver

Last synced: 14 Jan 2026

https://github.com/piomin/kubernetes-quickstart

Demo Java apps for several scenarios on Kubernetes

java jib kafka kubernetes skaffold spring-boot

Last synced: 16 Mar 2025

https://github.com/ysbaddaden/java.cr

Java Native Interface (JNI) bindings (and generator) for Crystal

crystal java jni

Last synced: 26 Apr 2025

https://github.com/devcsrj/mvnrepository-client

📦Client for querying artifacts from http://mvnrepository.com/

artifacts client java library maven repository

Last synced: 09 Apr 2025

https://github.com/valetzx/mcserveronreplit

白嫖3G我的世界服务器

java minecraft replit

Last synced: 09 Apr 2025

https://github.com/polyhedraldev/paralithic

Super fast expression evaluator/parser written in Java

expression-evaluator expression-parser hacktoberfest java objectweb-asm performance

Last synced: 05 Apr 2025

https://github.com/mirkosertic/hystrixspring

This shows how to embedd Hystrix in a non invasive manner into existing Spring applications.

hystrix java resiliency spring

Last synced: 16 Apr 2025

https://github.com/lets-mica/mica-security

基于底层基于 mica 驱动,采用 maven、spring boot、spring security、thymeleaf 的权限管理系统。

java mica spring spring-boot spring-security

Last synced: 08 Apr 2025

https://github.com/rasheedsulayman/dotplayer

🎧 A light, feature-packed and very customisable material designed audio player.

android audio audio-player dynamic-theme java material-design music musicplayer rx

Last synced: 22 Apr 2025

https://github.com/payne911/marvelous-bob

libGDX Client and Server architecture for multiplayer game (with CI/CD done for deploying Docker images on AWS ECS)

game game-development java libgdx multiplayer-game server-architecture

Last synced: 22 Apr 2025

https://github.com/giulianopz/programming

my bookmarks on programming

backend computer-science java programming web

Last synced: 08 May 2025

https://github.com/youse-seguradora/form

Repository for kotlin form validation

android form formatter java kotlin validation

Last synced: 22 Apr 2025

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/krasa/cpuusageindicator

IntelliJ plugin https://plugins.jetbrains.com/plugin/8580?pr=idea

intellij intellij-plugin java

Last synced: 18 Mar 2025

https://github.com/gcoronelc/databases

Bases de datos ejemplo para mis cursos de programación, SQL Server y ORACLE.

databases gcoronelc java orace recursos sql

Last synced: 06 Apr 2025

https://github.com/gerencianet/gn-api-sdk-java

SDK em Java integrada a API Gerencianet. Esta SDK está preparada para integração à API Pix e API Boletos da Gerencianet, que lhe permite realizar o gerenciamento de cobranças Pix com QR Code e Pix Copia e Cola, boleto/Bolix, carnê, cartão de crédito e muito mais.

assinatura bilet boleto bolix card carne carnet cartao-de-credito java link-de-pagamento marketplace pix pix-copia-e-cola qrcode sdk sdk-java split subscription

Last synced: 07 Feb 2026

https://github.com/rohitdhatrak/ds-algo

A repository to document my Data Structures and Algorithm learnings.

dsa java javascript jest

Last synced: 05 Mar 2026

https://github.com/compomics/thermorawfileparsergui

Graphical user interface for the ThermoRawFileParser

conversion java proteomics raw

Last synced: 10 Feb 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/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/Jolanrensen/KoDEx

/** KoDEx */: Kotlin Documentation Extensions. KDoc preprocessor Gradle plugin and IDEA plugin (Beta).

documentation documentation-generator documentation-tool gradle gradle-plugin java javadoc javadocs kdoc kdocs kotlin library library-management plugin plugins preprocessor preprocessors

Last synced: 16 Mar 2025

https://github.com/approov/android-hide-secrets

An exercise to research and explore the best ways to hide a secret in the code of a mobile app. Article: https://blog.approov.io/how-to-extract-an-api-key-from-a-mobile-app-with-static-binary-analysis

android api-key api-keys approov approov-demo java jni jni-android mobile mobile-app mobile-development secrets

Last synced: 03 Aug 2025

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/leonardpepa/pathfinding-visualizer

Pathfinding Visualizer application that visualizes graph based search algorithms used to find the shortest path. Algorithms used: Breadth first search, Depth first search, Best first search and A* search made with java swing

astar astar-algorithm astar-pathfinding astar-search-algorithm best-first-search bfs breadth-first-search depth-first-search dfs dsa-algorithm java leonard leonardpepa pathfinder pathfinding pepa shortest-path-algorithm shortest-paths visualization visualizer

Last synced: 29 Oct 2025

https://github.com/jozic/scalaj

scala/java interoperability, as deep as you want

java nested-collections primitives scala scalaj-converters

Last synced: 10 Apr 2025

https://github.com/guybedo/sshtools

Java SSH tools - easier SSH & SFTP in Java

java java-8 sftp sftp-client ssh ssh-client

Last synced: 29 Apr 2025

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/krasa/editorgroups

IntelliJ plugin prototype of https://youtrack.jetbrains.com/issue/IDEA-12130#comment=27-2838171

intellij intellij-plugin java

Last synced: 17 Mar 2025

https://github.com/hoangsonww/space-invader-game-javafx

👾 Embark on an exhilarating journey with SpaceInvader, a thrilling experience as you navigate through cosmic challenges and face off against alien invaders. Crafted with JavaFX, SpaceInvader combines stunning visuals and engaging gameplay to create a truly immersive experience.

game game-development gamedev java javafx javascript space-invaders space-shooter space-shooter-game

Last synced: 11 Apr 2025

https://github.com/ccann/gregor

Lightweight Clojure bindings for Apache Kafka

clojure java kafka queue

Last synced: 02 May 2025

https://github.com/ivangfr/web-reactive-jvm-native-cds-aot-virtual-threads

In this project, we’ll create six apps using Spring Boot, Quarkus, and Micronaut. For each framework, one app will use blocking Web with Tomcat, and the other will use non-blocking Reactive with Netty. We’ll build both JVM and Native Docker images. For Spring Boot, additional images will test configurations with Virtual Threads, CDS, and AOT

aot cds docker graalvm java jvm micronaut native quarkus spring-boot virtual-threads web webflux

Last synced: 10 Apr 2025