nodejs-local-chatapp-CLI

A CLI chat app using nodejs TCP server in LAN(Local Area Network).

A simple command-line chat application built with Node.js that allows communication between multiple machines over a local network (LAN) - no internet required.

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Steps to Run on Your System

1. Install Node.js Make sure Node.js is installed on your system.

2. Start the Server Run the following command in your terminal:

   npm run dev

3. Start the Client (Local Machine) In a new terminal, run:

   node --watch client.js

4. Connect from Another Machine (Same LAN)

   • Copy the client.js file to another machine.

   • Run:

     node client.js

   • Ensure the server is already running on the host machine.

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How This Is Helpful ?

• No Internet Required Communicate with others on the same LAN without needing an internet connection.

• Lightweight & Fast Runs entirely in the terminal with minimal resource usage.

• Great for Learning Helps understand networking concepts like sockets, client-server architecture, and real-time communication.

• Secure Local Communication Since it operates within a LAN, your messages stay within your local network.

• Easy Setup No complex configuration—just run a few commands and start chatting.

• Cross-Machine Communication Easily connect multiple devices within the same network.

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Notes

• Ensure all devices are connected to the same local network.
• You may need to configure firewall settings to allow communication.

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Enjoy chatting locally! 🎉