📨 Flask Email Verification App

A simple email verification web app built using Flask and Flask-Mail.

It allows users to enter their email, receive an OTP, and verify it — perfect for learning authentication and mail handling in Flask.

🚀 Features

• Send OTP via Gmail using Flask-Mail
• Verify OTP in a separate form
• Bootstrap 5 UI (clean, modern design)
• Flash messages for user feedback
• Session-based OTP validation

🏗️ Project Structure

Flask_Email_Verification/

│

├── app.py # Main Flask application

├── requirements.txt # Project dependencies

├── README.md # Project info

└── templates/ # HTML templates

  ├── index.html # Email input form

  └── verify.html # OTP verification form

⚙️ Installation

1. Clone this repository:

git clone https://github.com/eshuuux/Flask\_Email\_Verification.git

cd Flask_Email_Verification

2. Install dependencies:

pip install -r requirements.txt

3. Open app.py and update:

app.config["MAIL_USERNAME"] = "your_email@gmail.com"

app.config["MAIL_PASSWORD"] = "your_app_password"

4. Run the app:

python app.py

5. Visit:

http://127.0.0.1:5000

🧠 How It Works

1. User enters their email on the home page.
2. A random 6-digit OTP is generated.
3. OTP is sent via Gmail using your app password.
4. User enters OTP on the next screen to verify.

🔐 App Password Setup (Required for Gmail)

1. Turn on 2-Step Verification in your Google Account.
2. Go to App Passwords.
3. Select Mail and Other (Flask App) → Generate.
4. Copy the 16-character code and use it in your app.

🧾 License

This project is open-source and available under the MIT License.

✨ Author

Ashish Santosh Khote

📧 ashishkhoteak47@gmail.com

💻 GitHub: eshuuuux