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/gaeqs/javayoutubedownloader

A simple but powerful Youtube Download API for Java.

downloader java video youtube

Last synced: 14 Jul 2025

https://github.com/xxdark/ssbus

Supersonic, lightweight event bus

bus event eventbus java lightweight

Last synced: 19 Apr 2025

https://github.com/ortus-boxlang/boxlang

Welcome to BoxLang: A Modern Dynamic JVM Language

boxlang dynamic-programming invokedynamic java jsr-223 languages

Last synced: 01 Apr 2025

https://github.com/ortus-boxlang/BoxLang

Welcome to BoxLang: A Modern Dynamic JVM Language

boxlang dynamic-programming invokedynamic java jsr-223 languages

Last synced: 27 Feb 2025

https://github.com/accso/java9-jigsaw-examples

Java 9, Jigsaw Example Suite

java java9 jigsaw module

Last synced: 11 Sep 2025

https://github.com/ivangfr/axon-springboot-websocket

The goal is to explore Axon. We will develop a food-ordering app comprising 3 Spring Boot applications: customer-service, restaurant-service, and food-ordering-service. These services are implemented with CQRS and Event Sourcing, utilizing the Axon Framework. They connect to axon-server, which serves as the Event Store and Message Routing solution.

axon axon-server cqrs docker event-sourcing java jib mongodb mysql postresql semantic-ui spring-boot spring-data-jpa spring-web-mvc springdoc-openapi thymeleaf websocket

Last synced: 10 Apr 2025

https://github.com/kunerd/jpaillier

A Java implementation of Paillier cryptosystem.

java paillier-cryptosystem

Last synced: 12 Apr 2025

https://github.com/blu3r4y/python-for-java-developers

If you are a Java developer and want to get a quick glance at Python, this course is for you

java python python-courses python-tutorial

Last synced: 19 Aug 2025

https://github.com/compdfkit/compdfkit-api-java

A Java component library for integrating with ComPDFKit API to build a PDF Viewer and Editor.

api compdfkit-api java pdf pdf-converter pdf-document pdf-editor pdf-viewer

Last synced: 30 Apr 2025

https://github.com/piomin/sample-quarkus-microservices-consul

Demo applications illustrating how to build microservices and run them outside Kubernetes with Quarkus. It shows how to integrate the Quarkus application with Consul discovery and the KV store.

consul consul-kv-store distributed-configuration java load-balancing microservices quarkus quarkus-rest quarkus-stork rest-api rest-client service-discovery smallrye-stork

Last synced: 21 Aug 2025

https://github.com/restatedev/sdk-java

Restate SDK for JVM Languages

distributed-systems java jvm kotlin kotlin-coroutines

Last synced: 03 Feb 2026

https://github.com/jellyfin/jellyfin-androidx-media

Prebuilt AndroidX Media3 extension(s) used in the Jellyfin project.

exoplayer ffmpeg java jellyfin kotlin

Last synced: 29 Dec 2025

https://github.com/rameshmf/java-8-tutorial

Demonstration of Java 8 Features

java java-8 java-lambda

Last synced: 03 May 2025

https://github.com/bnosac/rdrpostagger

R package for Ripple Down Rules-based Part-Of-Speech Tagging (RDRPOS). On more than 45 languages.

java multi-language natural-language-processing nlp pos pos-tagging r r-package tagging

Last synced: 29 Apr 2025

https://github.com/spencerpark/jupyter-jvm-basekernel

An abstract kernel implementation for Jupyter kernels running on the Java virtual machine.

java jupyter jupyter-kernels jvm

Last synced: 21 Mar 2025

https://github.com/hellokoding/springboot-jsp

Spring Boot Hello World Example with JSP

hello-world java jsp spring-boot

Last synced: 13 May 2025

https://github.com/paypal/mirakl-hyperwallet-connector

The Hyperwallet Mirakl Connector (HMC) is a self-hosted solution that mediates between a Mirakl marketplace solution and the Hyperwallet (PayPal) payout platform.

connector hyperwallet java mirakl paypal

Last synced: 30 Oct 2025

https://github.com/weihubeats/mq-idempotent

mq幂等框架开箱即用(支持RocketMQ、RabbitMQ、Kafka)mq idempotent framework (support RocketMQ, RabbitMQ, Kafka)

idempotent idempotent-kafka idempotent-rabbitmq idempotent-rocketmq java rabbitmq rocketmq springboot

Last synced: 13 Feb 2026

https://github.com/kbss-cvut/jopa

Java OWL Persistence API

inheritance integrity-constraints java oom owl rdf

Last synced: 11 Feb 2026

https://github.com/SpencerPark/jupyter-jvm-basekernel

An abstract kernel implementation for Jupyter kernels running on the Java virtual machine.

java jupyter jupyter-kernels jvm

Last synced: 28 Apr 2025

https://github.com/Axway/ats-framework

Axway Automated Testing System (ATS) Framework. Details are in the README at the bottom of this page.

automated-testing automation-framework functional-testing integration-testing java test-framework

Last synced: 27 Feb 2025

https://github.com/Pfarrer/rust-jvm

Simple Java Virtual Machine written in pure Rust

bytecode-interpreter java jvm rust

Last synced: 16 May 2025

https://github.com/morn-team/morn-boot-projects

基于SpringBoot的JavaWeb开发框架,致力于为JavaWeb项目提供标准化API。

java jpa spring spring-boot

Last synced: 07 Jul 2025

https://github.com/gotson/nightmonkeys

Additional plug-ins and extensions for Java's ImageIO using native libraries

imageio java java-imageio java19 jpeg-xl jxl plugins webp

Last synced: 24 Mar 2025

https://github.com/pyvesb/javassembly

:floppy_disk: Calling Assembly from Java: simple example using the JNI and NASM.

assembler assembly java jni nasm x86-64 yasm

Last synced: 23 Jun 2025

https://github.com/miroslav-reiter/vava_java

☕ STU FIIT VAVA - Vývoj Aplikácií s Viacvrstvovou Architektúrou, Slovenská technická univerzita v Bratislave Fakulta Informatiky a Informačných Technológií STU FIIT v Bratislave

archimate database design-patterns ea enteprise-architecture java jdbc oop programming reiter sql stu stu-fiit student-project univerzita vava

Last synced: 18 Jun 2025

https://github.com/stephengold/jme3-utilities

Reusable code and assets for jMonkeyEngine games (code has New BSD license)

gui java jme3 jmonkeyengine jmonkeyengine3 jvm-library nifty-gui

Last synced: 22 Jun 2025

https://github.com/jinahya/bit-io

A library for reading/writing arbitrary length of bits.

bit io java

Last synced: 05 Apr 2026

https://github.com/johnnovak/raytriangle-test

Ray-triangle intersection performance tests in various languages

algorithm benchmark cpp go java javascript nim nim-lang python ray-triangle-intersection raytracing

Last synced: 11 Jul 2025

https://github.com/mohammadkarbalaee/jalgorithm

Jalgorithm, The Java library that provides all algorithms and data structures for Java developers out of the box☕

algorithms data-structures java multithreading object-oriented-programming shahid-beheshti-university

Last synced: 13 Jun 2025

https://github.com/nsoft/jesterj

Document Ingestion Framework for Search Systems

elasticsearch java search solr

Last synced: 16 Jan 2026

https://github.com/newrelic/micrometer-registry-newrelic

ARCHIVED. TO SEND MICROMETER METRICS TO NEW RELIC, FOLLOW THE DIRECTION IN THE README.md. Micrometer registry implementation that sends data to New Relic as dimensional metrics.

java monitoring newrelic open-source open-telemetry open-telemetry-java telemetry telemetry-java

Last synced: 29 Sep 2025

https://github.com/bharat2044/striver-a2z-dsa-sheet-solution-using-java

This repository contains Strivers A2Z DSA Course/Sheet Code Solution using JAVA with explanation. 🔥

data-structures data-structures-and-algorithms dsa dsa-practice java problem-solving striver-a2z-sheet strivers-sde-sheet

Last synced: 30 Jul 2025

https://github.com/tigase/jaxmpp

Java XMPP client library

android chat instant-messaging jabber java library xmpp

Last synced: 27 Jul 2025

https://github.com/michaelbull/rs-api

An open-source implementation of a web-service client, written in Java, that allows interaction with the various APIs available for the popular MMORPG; RuneScape.

api client java runescape

Last synced: 10 Jul 2025

https://github.com/cronn-de/ssh-proxy

Pure Java implementation for SSH port tunneling that understands ProxyJump and ProxyCommand

java ssh tunnel

Last synced: 19 Mar 2025

https://github.com/ere-health/ere-ps-app

ERE Primary System Desktop Client Application of the Gematik TI

eprescription healthcare java quarkus

Last synced: 12 Apr 2025

https://github.com/whaleal/mars

Mars - Java Object Document Mapper for MongoDB (MongoDB ODM Framework )

codec java javaorm mars mongodb odm orm orm-framework springboot whaleal

Last synced: 02 Jul 2025

https://github.com/anishlearnstocode/algorithmic-toolbox

Solutions to Coursera course by University of California, San Diego.

algorithms coursera data-structures dynamic-programming java programming python python3 solutions

Last synced: 10 Apr 2025

https://github.com/calimero-project/calimero-tools

A collection of KNX network tools for device discovery, process communication, and monitoring

cli command-line java knx

Last synced: 09 Apr 2025

https://github.com/ivangfr/springboot-kong-keycloak

Goal: create a Spring Boot app called book-service accessible only through the Kong API gateway. In Kong, the kong-oidc plugin will be installed, enabling communication between Kong and Keycloak. This setup ensures that when Kong receives a request for book-service, it validates the request in conjunction with Keycloak to ensure its authenticity.

docker graalvm java keycloak kong kong-oidc mongodb mysql native postgresql spring-boot spring-data-mongodb spring-web-mvc

Last synced: 10 Apr 2025

https://github.com/sajdoko/storemanagementsystem

JavaFX application to manage products, sales and customers of an e-commerce store. The application performs basic CRUD (create, read, update, delete) functionalities.

java javafx-application javafx-gui store-management-system

Last synced: 10 Apr 2025

https://github.com/professorjosedeassis/javase

Programação com Java para iniciantes

curso eclipse java javase poo robocode tutorial

Last synced: 10 Apr 2025

https://github.com/mechero/completable-future-example

Example project comparing Java's CompletableFuture and Future implementations

completablefuture future java thepracticaldeveloper

Last synced: 30 Apr 2025

https://github.com/ideal/kubernetes-demo

Demo for running services in Kubernetes.

archlinux consul docker hyperf java kubernetes microservice mysql php swoole

Last synced: 30 Apr 2025

https://github.com/vy/rotating-fos

Java library providing rotating/rolling FileOutputStream.

fileoutputstream java

Last synced: 12 Apr 2025

https://github.com/cronn/ssh-proxy

Pure Java implementation for SSH port tunneling that understands ProxyJump and ProxyCommand

java ssh tunnel

Last synced: 01 May 2025

https://github.com/a2ap/a2a4j

A2A4J is a comprehensive Java implementation of the Agent2Agent Protocol, including server, client, examples, and starters.

a2a a2a-client a2a-protocol a2a-server ai java llm mcp spring springboot

Last synced: 14 Jan 2026

https://github.com/benelog/one-ftpserver

Simple, portable FTP server for one user by one executable jar file.

ftp java

Last synced: 04 Sep 2025

https://github.com/sing-group/gc4s

GUI Components for (Java) Swing

gui gui-components java library swing

Last synced: 03 Jul 2025

https://github.com/eulery/opentsdb-java-sdk

用Java语言封装了openTSDB的http api

java opentsdb-http

Last synced: 14 Jan 2026

https://github.com/itning/yunshu-notes-r

使用SpringBoot开发的基于HBASE的大数据存储分布式云计算笔记(后端)

hadoop hbase java redis scala spring-boot

Last synced: 29 Jun 2025

https://github.com/moderocky/mirror

A smart, fast alternative to Java's reflection API.

bytecode bytecode-manipulation java reflection reflection-library

Last synced: 23 Mar 2025

https://github.com/edummorenolp/arg-programa-4.0-fullstack-ejercicios

Este repositorio contiene los ejercicios resueltos del curso FullStack de ARG Programa 4.0. Los ejercicios están organizados por temas y cada uno cuenta con su propia carpeta. La idea es que los estudiantes puedan utilizar este repositorio como una guía para resolver los ejercicios por su cuenta y como referencia para comparar sus soluciones.

css git github html java javascript mysql spring-boot thymeleaf

Last synced: 15 Mar 2026

https://github.com/cucumber/messages

A message protocol for representing results and other information from Cucumber

dotnet elixir go java javascript perl php polyglot-release ruby tidelift

Last synced: 25 Jan 2026

https://github.com/mmtk/mmtk-openjdk

OpenJDK binding for MMTk

java mmtk openjdk vm

Last synced: 10 Feb 2026

https://github.com/col-e/ll-java-zip

Lower level ZIP support for Java

java zip zipfile

Last synced: 16 Mar 2026

https://github.com/skinny85/specnaz

Library for writing beautiful, RSpec/Jasmine/Mocha/Jest-style specifications in Java, Kotlin and Groovy

groovy jasmine java java8 jest junit kotlin mocha mochajs rspec testing tests

Last synced: 25 Oct 2025

https://github.com/valmobile/realisticsurvival

Realistic Survival - A unique Spigot/Paper plugin inspired by RLCraft that aims to enhance pure survival, adventuring and RPG, and immersion of vanilla Minecraft.

bukkit discord java minecraft modded modded-minecraft modpack mods open-source paper papermc plugin spigot spigotmc survival

Last synced: 14 Mar 2026

https://github.com/gcoronelc/peci-java-mar-2015

Repositorio del curso de Java de Mar 2015

java jdbc mybatis mysql netbeans oracle spring sql

Last synced: 06 Apr 2025

https://github.com/commercetools/commercetools-sync-java

Java library for importing and syncing (taking care of changes) data into one or more commercetools projects from external data files or from another commercetools project.

commercetools commercetools-importer commercetools-sdk commercetools-sync ecommerce hacktoberfest import-and-export java sdk sync

Last synced: 06 Apr 2025

https://github.com/obydux/minecraft-startup-flags

Modern way of optimizing garbage collection in Minecraft: Java Edition

flags gc-tuning generational-zgc java java-21 jvm minecraft optimization tuning zgc zgenerational

Last synced: 15 Aug 2025

https://github.com/wx-chevalier/algorithm-examples

Code Snippets of DataStructure & Algorithm & LeetCode Implementations/Solutions for Several Programming Language: Java, JavaScript, Go, Python, Rust, etc. :dizzy: 多语言版本的数据结构与算法实现分析

alogrithms datastructures golang java tree wx-code wx-snippets

Last synced: 27 Jul 2025

https://github.com/binghe001/binghe001.github.io

📚 本静态博客是作者冰河多年从事多年互联网大厂开发、架构的学习历程技术汇总,旨在为大家提供一个清晰详细的学习教程,侧重点更倾向编写Java核心内容、底层原理、架构知识、渗透技术。如果本仓库能为您提供帮助,请给予支持(关注、点赞、分享)!

aop asm bigdata bytecode ddd dubbo hacker ioc java javafx javassist mybatis mysql spring springboot springcloud springcloudalibaba

Last synced: 09 Aug 2025

https://github.com/apache/qpid-proton-j

Mirror of Apache Qpid Proton-J

amqp amqp10 apache java library messaging qpid

Last synced: 28 Jul 2025

https://github.com/manticore-projects/jsqlformatter

Java SQL Formatter, Beautifier and Pretty Printer

beautify formatter java mssql mysql oracle postgres pretty-print sql

Last synced: 26 Aug 2025

https://github.com/bzdgn/docker-spring-boot-java-web-service-example

Tutorial for a docker container running a simple primitive web service built with Spring Boot

alpine docker docker-container docker-image dockerfile java open-jdk rest-api rest-controller spring-boot web-service

Last synced: 30 Oct 2025

https://github.com/simonscholz/qr-code-with-logo

Create a highly customizable QR code with optional Logo in Kotlin or Java

awt-graphics java kotlin library logo maven-central qr qrcode qrcode-generator svg

Last synced: 18 Jul 2025

https://github.com/cloudsimplus/cloudsimplus-automation

A Java 17+ tool for Human-Readable Scenario Specification and Automated Creation of Simulations on CloudSim and CloudSim Plus 🌥⚙️📄👨‍💻

automation cloudsim cloudsim-plus java simulation simulation-scenario yaml

Last synced: 18 Dec 2025

https://github.com/redhat-developer-demos/docker-java

Intro Level Lab for Docker Development for Java Developers

cloud container containers demo docker example gce handson java lab redhat

Last synced: 14 Jul 2025

https://github.com/afarber/android-questions

Small projects for asking at Stackoverflow

android java stackoverflow

Last synced: 05 Oct 2025

https://github.com/betacraftuk/legacyfix

Patches legacy Minecraft

java javaagent legacy minecraft

Last synced: 28 Apr 2025

https://github.com/eclipse-jnosql/jnosql-extensions

This project contains all specialization to Eclipse JNoSQL. The specific behavior in a NoSQL database matters, that's why there are Eclipse JNoSQL Mapper specializations.

jakartaee java jnosql microprofile

Last synced: 07 Apr 2026

https://github.com/didinj/spring-boot-mongodb-react-java-crud

Spring Boot, MongoDB and React.js CRUD Java Web Application Example

application boot crud example java mongo mongodb react reactjs spring spring-boot tutorial web webapp

Last synced: 24 Apr 2025

https://github.com/pakoito/rxsealedunions2

Compile-time checked Unions of different types for Domain Modeling [STABLE]

functional-programming java rxjava2

Last synced: 14 Apr 2025

https://github.com/greendelta/olca-modules

Source code of the openLCA modules

java maven openlca

Last synced: 06 Apr 2025

https://github.com/gantsign/ansible-role-java

Ansible role for installing Java from Adoptium

ansible ansible-role java

Last synced: 06 Apr 2025

https://github.com/radarsh/raroscope

A pure Java library for scanning and enumerating RAR archive contents

compression java rar-archives

Last synced: 07 Mar 2026

https://github.com/norconex/importer

Norconex Importer is a Java library and command-line application meant to "parse" and "extract" content out of a file as plain text, whatever its format (HTML, PDF, Word, etc). In addition, it allows you to perform any manipulation on the extracted text before using it in your own service or application.

extract html java java-library manipulation norconex-importer parse pdf

Last synced: 17 Jun 2025

https://github.com/robeio/robe

A brand new robe for dropwizard

conversion dropwizard hibernate java quartz robe

Last synced: 07 Mar 2026

https://github.com/yegor256/hangman

Hangman (the game) written in a very unelegant procedural style, which you can improve in order to test your skills

game hangman-game java oop

Last synced: 07 Apr 2025

https://github.com/metersphere/metersphere-platform-plugin

该项目是 Metersphere 为支持对接第三方平台缺陷与需求(比如Jira、禅道等),所开发的插件项目

java jira metersphere plugin

Last synced: 20 Aug 2025

https://github.com/dpsoft/ap-agent

Java agent that acts as a proxy to the almighty Async Profiler

async-profiler firefox-profile flamegraph flamescope java performance pprof profiling

Last synced: 17 Jan 2026