🎮 Flask Tic Tac Toe (Multiplayer, N x N)

A real-time multiplayer Tic Tac Toe game built with Flask and Flask-SocketIO. Two users can join the same room from different devices, choose board size, and play live.

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🚀 Features

• 🔁 Real-time two-player gameplay via WebSockets
• 🧠 Configurable board size (e.g., 3x3, 4x4, 5x5...)
• 🎨 Player names, colors, and winning highlights
• 🔄 Restart/rematch button after game ends
• 📱 Mobile-friendly layout
• ☁️ Deployed via Render

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🛠️ Tech Stack

• Backend: Python, Flask, Flask-SocketIO
• Frontend: HTML, CSS, JavaScript
• Real-Time: Socket.IO
• Deployment: Render (free hosting)

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🧑‍💻 Run Locally

1. Clone & set up environment

git clone https://github.com/akbarpourmaryam/flask-tic-tac-toe.git
cd flask-tic-tac-toe
python3 -m venv venv
source venv/bin/activate  # Windows: venv\Scripts\activate

2. Install dependencies

pip install -r requirements.txt

3. Run the app

python app.py

Visit: http://localhost:5000

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🌐 Deploy to Render (Free)

✅ One-time setup

1. Push to a GitHub repo
2. Go to https://render.com
3. Click "New Web Service"
4. Connect your GitHub repo
5. Settings:

Setting	Value
Runtime	Python
Build Command	pip install -r requirements.txt
Start Command	python app.py
Environment	Add ASYNC_MODE = eventlet
Port binding	Automatically from os.environ.get("PORT")

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📁 Project Structure

flask-tic-tac-toe/
├── app.py
├── Procfile
├── requirements.txt
├── templates/
│   ├── index.html
│   └── game.html
├── static/
│   ├── styles.css
│   └── game.js

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🙋‍♀️ Author

Maryam Akbarpour
GitHub

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⭐️ Like this project?

Star it on GitHub and share with a friend!