Java Code Runner Web App | Run Java Code Online with React + Node + Docker

Publicado em: 25 Setembro 2025
no canal de: CodeWithRoshan

🚀 Java Code Runner — Full-Stack Web Application

Learn how to write, compile, and run Java programs directly in your browser using a full-stack web application built with React, Node.js, Express, and Docker! This app even supports interactive input via Scanner.

Features:

Live code editor with Run & Reset buttons

Supports interactive input (Scanner / System.in)

Displays compile errors and program output instantly

Backend runs code safely in Docker containers

Frontend built with React + Vite

Tech Stack:

Frontend: React, Vite

Backend: Node.js, Express, Docker, OpenJDK 17

Languages: Java, JavaScript

Get Started Locally:

Clone the repo:

git clone https://github.com/roshan1520/java-co...
cd java-code-runner

Start backend:

cd backend
npm install
node index.js

Start frontend:

cd ../frontend
npm install
npm run dev

Open http://localhost:5173
and run Java programs instantly!

Perfect For:

Students, developers, educators, or anyone who wants to test Java code without installing Java locally.

🔗 GitHub Repo: https://github.com/roshan1520/java-co...

#Java #ReactJS #NodeJS #Docker #FullStack #WebDevelopment #Coding #Programming

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