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/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/ivangfr/springboot-vault-examples

The goal of this project is to explore the capabilities of Vault. To achieve this, we will develop applications that utilize Vault for storing and retrieving secrets. Vault dynamically generates credentials for accessing databases and relies on Consul as the backend. The authentication method employed in Vault is AppRole.

cassandra consul docker java jib mysql spring-boot spring-cloud-vault spring-data-jpa spring-vault spring-web-mvc springdoc-openapi vault

Last synced: 10 Apr 2025

https://github.com/arun-gupta/chatbot

Build Your First Chatbot

alexa chatbot java serverless slack starwars

Last synced: 09 Jan 2026

https://github.com/smalam119/Easy-Signature-Android

Android library which provides a signature view.

android java

Last synced: 03 Aug 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/surajsgh/data-structures-and-algorithms

👨‍💻 💪 A Repository of General Mathematical Programs, Bits Manipulation, Recursion and 'Data Structures and Algorithms'.

algorithms data-structures java leetcode mathematics problem-solving recursion technical-interview-questions

Last synced: 24 Feb 2026

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/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/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/apivideo/api.video-api-client-generator

Tool used to generate api.video's API clients, based on OpenAPI codegen

client java maven mustache-templates

Last synced: 11 Oct 2025

https://github.com/apache/pekko-connectors-kafka

Apache Pekko Kafka Connector - Pekko-Connectors is a Reactive Enterprise Integration library for Java and Scala, based on Reactive Streams and Apache Pekko.

integration java kafka kafka-client kafka-connector pekko pekko-connnectors pekko-streams reactive reactive-streams scala

Last synced: 19 Oct 2025

https://github.com/townyadvanced/flagwar

The original war system for Towny, now with it's own repository. Celebrating over Ten Years of warfare.

java minecraft multiplayer paper-api pvp-plugin towny townyadvanced-plugins war

Last synced: 24 Jan 2026

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/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/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/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/Revxrsal/Tuna-Bytes

An all-purpose mixins framework for Java bytecode manipulation at runtime, targeted at those with minimal understanding of the bytecode structure.

bytecode bytecode-manipulation classloader java mixins

Last synced: 10 May 2025

https://github.com/protonail/leveldb-jna

Java JNA (not JNI) adapter for LevelDB

database-adapter java jna leveldb

Last synced: 04 Jul 2025

https://github.com/jericks/geometrycommands

Commandline application for manipulating geometry.

cli geometry java jts

Last synced: 17 Dec 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/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/expr4j/expr4j

Java library to evaluate mathematical expressions

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

Last synced: 30 Oct 2025

https://github.com/woowacourse-teams/2024-coduo

함께 하면 좋은 코딩, 코딩해듀오 💞

java pair-programming react springboot typescript

Last synced: 13 Apr 2025

https://github.com/yuzawa-san/onnxruntime-java

A type-safe, lightweight, modern, and performant binding Java binding of Microsoft's ONNX Runtime

ai-framework deep-learning java machine-learning onnx onnxruntime panama

Last synced: 16 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/salesforce/centrifuge

JVM Warmup Engine

java jit jvm warmup

Last synced: 16 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/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/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/kwon37xi/slf4j-lambda

slf4j with Java 8 lambda

java java8 lambda logging slf4j

Last synced: 14 Apr 2025

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/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/tolitius/mongodb-write-performance-playground

Playing with MongoDB Write Performance

c java mongodb performance

Last synced: 08 Jul 2025

https://github.com/oktadev/okta-react-photo-gallery-example

A Photo Gallery Example with React, Spring Boot, and JHipster 5 + Auth by Okta

java jhipster reactjs spring-boot typescript

Last synced: 11 Apr 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/ibaca/la-abadia-del-crimen

La Abadía del Crimen • Java & GWT

game gwt java

Last synced: 17 Jun 2025

https://github.com/mfaisalkhatri/api-testing-playwright-java-testng

This repository has example codes related to API Testing using Playwright with Java and TestNG.

api-testing hacktoberfest java playwright rest-api testautomation tutorial

Last synced: 16 Mar 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/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/numaproj/numaflow-java

Numaflow Java SDK

java numaflow numaflow-sdk

Last synced: 23 Apr 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/hussien89aa/javaessentialtrainingjavaforandroid

Java Essential Training Java For Android source

java java-8

Last synced: 15 Apr 2025

https://github.com/rapter1990/cqrs-example

Spring Boot CQRS Example (Docker, Apache Kafka, Zookeeper, MYSQL, MongoDB)

apache-kafka cqrs docker docker-compose java kafka lombok mediator mongodb mysql spring-boot zookeeper

Last synced: 16 May 2025

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

HMS Scene kit demo provides an example of integrating HUAWEI Scene Kit with an app. A 3D graphics rendering engine performs more with less. User-friendly rendering APIs for games, AR & VR apps, and other apps bring your users a stunning visual experience.

3d-graphics android graphics hms huawei java scenekit

Last synced: 01 Aug 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/DBChoco/Salawat

A prayer times (Adhan) app for Windows and GNU/Linux written in JavaFX.

adhan app application athan azan islam islamic islamic-prayer-times java javafx linux muslim muslim-prayer-times salat salawat software windows

Last synced: 14 May 2025

https://github.com/marschall/stored-procedure-proxy

A more convenient and type safe way to call stored procedures from Java.

java jdbc stored-procedures

Last synced: 29 Aug 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/inkatze/wildfly

Ansible role for wildfly

ansible ansible-role java wildfly

Last synced: 25 Jan 2026

https://github.com/yegor256/thindeck

Web Hosting That Deploys Itself

docker hosting java

Last synced: 27 Mar 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/stevekung/moreplanets

An add-on adds new exotic planets into Galacticraft!

custom-planets forge galacticraft java minecraft moreplanets planet planets

Last synced: 22 Mar 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/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/computacionnube/romero

TRABAJOS INDIVIDUALES DE PROGRAMACIÓN PUNTO NET II

csharp java javascript javascript-game

Last synced: 13 May 2025

https://github.com/muoncore/photon

Photon is an event store with cold+hot event streaming

clojure eventsourcing java microservice reactive reactive-streams

Last synced: 24 Jan 2026

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/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/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/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/giulianopz/programming

my bookmarks on programming

backend computer-science java programming web

Last synced: 08 May 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/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/hacefresko/JavaRAT

Windows RAT written in Java for learning purposes

backdoor backdoors java jrat powershell-session rat

Last synced: 28 Apr 2025

https://github.com/korpling/pepper

A highly extensible plattform for conversion and manipulation of linguistic data between an unbound set of formats. Pepper can be used stand-alone as a command line interface, or be integrated as an API into other software products.

annotations converter format java linguistic-formats linguistics nlp pepper

Last synced: 20 Oct 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/ringcentral/metrics-facade

RingCentral Metrics Facade is a Java library for working with metrics, allowing extremely flexible configuration of metrics and their export, designed to be generic and not tied to a specific implementation.

hdrhistogram histogram java jmx metrics monitring open-source prometheus ringcentral zabbix

Last synced: 15 Sep 2025

https://github.com/camunda-community-hub/micronaut-camunda-external-client

This open source project allows you to easily integrate Camunda's External Task Clients into Micronaut projects: simply add a dependency in your Micronaut project

bpm business-process camunda external-task external-task-pattern graalvm hacktoberfest java kotllin micronaut microservice workflow

Last synced: 13 Jul 2025

https://github.com/georgemoralis/arcadeflex

Port of mame versions emulator to java

arcade emulator java mame

Last synced: 16 Dec 2025

https://github.com/selimhorri/employees-simple-management

Spring Boot Angular application for managing simple employees with great frontend

angular h2-database java jpa rest-api springboot

Last synced: 12 Apr 2025

https://github.com/taywils/java_spark_tutorial

Code for tutorial on my blog http://taywils.me/2013/11/05/javasparkframeworktutorial/

java sparkjava

Last synced: 07 May 2025

https://github.com/pontusab/react-native-image-manipulator

🗻Manipulate the image provided via uri. Available modifications are rotating, flipping (mirroring), resizing and cropping.

java objective-c react-native

Last synced: 11 Apr 2025

https://github.com/h2337/eemit

Tiny event emitter library for Java

event-emitter eventbus eventemitter events java

Last synced: 13 Aug 2025

https://github.com/jalian-systems/marathonv5

Marathon V5 - Opensource Test Automation for Java/Swing and Java/FX Applications

java javafx test-automation test-framework

Last synced: 16 Aug 2025

https://github.com/symflower/symflower

Whether you’re using LLMs or not, Symflower helps you build better software by pairing static, dynamic and symbolic analyses with LLMs. The robustness of deterministic analyses combined with the creativity of LLMs allows for higher quality and rapid software development.

ci golang intellij-plugin java linting llm test-automation testing testing-tools unit-testing vscode-extension

Last synced: 19 Feb 2026

https://github.com/brian-lau/matlabprocessmanager

Matlab class for launching and managing asynchronous processes

java matlab

Last synced: 17 Aug 2025