Lernix 🎓

Lernix is a full-stack learning platform that allows users to browse and purchase courses, track progress, and access educational content. It features secure Clerk authentication, Stripe-powered payments, Cloudinary media handling, and seamless contextual state management.

🌐 Live Demo: https://lernix-psi-two.vercel.app

---

🚀 Features

• 🔐 User authentication via Clerk
• 💳 Secure payments using Stripe
• ☁️ Cloudinary integration for course media upload and delivery
• 📚 Browse and enroll in courses
• 📝 Create your own courses
• 💡 Modern, responsive UI with smooth user experience

---

🛠️ Tech Stack

• Node.js
• Express.js
• MongoDB (via Mongoose)
• Stripe (for handling payments)
• Cloudinary (for image/video storage and delivery)
• React.js
• Context API (for global state)
• Clerk (authentication)
• Tailwind CSS
• Stripe.js and React Stripe (client-side payments)

---

📦 Getting Started

1. Clone the Repository

git clone https://github.com/himanshur4/lernix-learning-platform.git
cd lernix-learning-platform

2. Backend Setup

cd server
npm install
# Configure environment variables
npm run dev

3. Frontend Setup

cd ../client
npm install
npm run dev

---

🔐 Environment Variables

Backend (server/.env)

PORT=5000
MONGO_URI=your_mongodb_connection_string
STRIPE_SECRET_KEY=your_stripe_secret_key
CLOUDINARY_API_KEY=your_cloudinary_api_key
CLOUDINARY_API_SECRET=your_cloudinary_api_secret

Frontend (client/.env)

VITE_CLERK_PUBLISHABLE_KEY=your_clerk_publishable_key
VITE_BACKEND_URL=http://localhost:5000
VITE_STRIPE_PUBLISHABLE_KEY=your_stripe_publishable_key

---

💳 Stripe Integration

• Stripe is integrated on the frontend using @stripe/react-stripe-js and @stripe/stripe-js
• Secure payment intent creation is handled on the backend via Stripe SDK
• Users can enroll in paid courses after successful payment

---

☁️ Cloudinary Integration

• Used to upload and manage course thumbnails, previews, and videos
• Ensures optimized, fast-loading media content with built-in CDN support
• Media files are stored securely and fetched dynamically across the platform

---

🙌 Contributing

Open to contributions! Feel free to fork the repo, open issues, or submit pull requests.

---

📄 License

MIT License