https://zainlink.com/

ZainLink is a URL shortener built with Flask, MongoDB, and HTML. Users can sign up, shorten URLs, and manage their shortened links from a dashboard.

---

Features

• User Signup / Login / Logout

• CAPTCHA protection with Google reCAPTCHA

• Custom or random short links

• Google Analytics integration

• An admin account which can:

• View all shortened links

• Delete any user’s link

• Users can:

  • View only their links
  • Delete their own links

---

Tech Stack

• Backend: Flask + PyMongo
• Database: MongoDB
• Frontend: HTML + JS + CSS
• Backend Hosting: Render
• Frontend Hosting: Github Pages

---

Installation

Create a .env file with these variables:

• RECAPTCHA_SECRET – Google reCAPTCHA v2 secret key
• FLASK_SECRET_KEY – A secret key used to sign session cookies
• MONGO_URI – MongoDB connection string
• ADMIN_EMAIL – Email used to create the admin account
• ADMIN_PASSWORD – Password for the admin account
• GA_MEASUREMENT_ID – Google Analytics tag