Java Free Project Node Js Chat Application System

Project Title: Java Free Project Node Js Chat Application System Project 

Project Type: Web Application

Operating System: Windows 7/8, Windows 10, Linux

Used Languages: Java, Bootstrap, JavaScript, Ajax, JDBC, JSP, Servlet

Front End   :  HTML, CSS, JavaScript

Platform: Java

Web Servers: Apache, Tomcat, Weblogic, Websphere.

Backend:  Oracle10g or Oracle11g

Browser Program: Internet Explorer, Google Chrome, Mozilla Firefox

This project Java Free Project Node Js Chat Application System has been developed on the Node Js platform. The main activities for the development of this Java Free Project Node Js Chat Application System are the submission of final students. The Java Free Project Node Js Chat Application System with source code can be found on our freeproject24 website. We provide source code to the entire free java project.

The main goal of the Node Js Chat Application System is to manage the online Chat Application in java chat, one person, to another person online chart.

Hardware Determination

  • Processor: Minimum Core i3/i5 Series
  • RAM: 8 GB
  • Hard Disk Spaces: 100 GB
  • Monitor: 14 / 17 inch


Before we dive into the development process, let’s outline the requirements for our chat application system:

  1. User Authentication: Users should be able to register, log in, and log out.
  2. Real-time Messaging: Users should be able to send and receive messages in real-time.
  3. Chat Rooms: Users should have the option to create and join chat rooms.
  4. Message History: Chat messages should be stored, and users should be able to retrieve their chat history.
  5. User Online Status: Users should see the online/offline status of their contacts.

Backend Development with Java

We’ll start by creating the backend of our chat application system using Java. You can use a framework like Spring Boot to simplify the development process. Here’s an overview of the key components you’ll need to implement:

  1. User Management: Implement user registration, authentication, and authorization.
  2. Database: Use a relational database like MySQL or PostgreSQL to store user information, chat rooms, and messages.
  3. Websockets: Implement Websockets using a library like Spring Websocket to enable real-time communication between clients and the server.
  4. REST API: Create REST endpoints for features like creating/joining chat rooms and retrieving chat history.
  5. Business Logic: Implement the core business logic, such as sending and receiving messages, managing chat rooms, and updating user statuses.

Frontend Development with Node.js

Now, let’s move to the frontend of our chat application using Node.js and JavaScript. We can use popular libraries like Express.js and for this purpose. Here’s an outline of the frontend components:

  1. User Interface: Develop a user-friendly interface using HTML, CSS, and JavaScript. You can use frameworks like React or Vue.js for a more structured frontend.
  2. Use to establish real-time communication with the backend. This will enable instant message delivery.
  3. User Authentication: Implement user registration and login forms in the frontend. Ensure secure communication with the backend for authentication.
  4. Chat Room Interface: Create a chat room interface where users can join rooms, see their contacts, and send/receive messages.
  5. Message History: Fetch and display chat history for each room.

Deploying the Application

Once you’ve completed both the backend and frontend development, you’ll need to deploy your application to a server or cloud hosting service. You can use platforms like AWS, Heroku, or Google Cloud for this purpose.

Ensure that you configure your server to handle HTTPS for secure communication and consider setting up a domain name for your application.


Building a chat application system using Java for the backend and Node.js for the frontend is an exciting project that can provide valuable real-world experience. Remember to continuously test and improve your application for security and performance. As you gain more experience, you can add features like file sharing, notifications, and video calling to make your chat application even more robust and user-friendly. Good luck with your project!

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