Net-Cat

A simple TCP chat program inspired by netcat, written in Go.

Team members :

• Fatima Aaziz
• Ahmed Talbi
• Ilyass Aboudou

Usage

1. Start the server:

   go run main.go <port>

   Default address: 127.0.0.1:8989

2. Connect with client(s):

   nc 127.0.0.1 <port>

Features

• Accepts multiple concurrent client connections using goroutines.
• Broadcasts messages from any client to all others.
• Notifies when users join or leave.
• Handles input scanning safely with error detection.

Example

Client A: Hello everyone!
Client B: Hi A!
[system]: Client C has left our chat...

Structure

net-cat/
│── assets/
│ └── history.txt
│
│── logic/
│ ├── Connection.go
│ ├── helpers.go
│ ├── listenMSG.go
│ ├── message.go
│ ├── models.go
│ └── welcome.go
│
│── main.go
│── go.mod
│── README.md