💰 Expense Tracker

A full-stack MERN application to track expenses with user authentication.

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🚀 Features

• 🔐 User registration & login (JWT auth)
• ➕ Add, ✏️ update & ❌ delete expenses
• 📜 View expense history
• 📱 Responsive frontend (React + Tailwind)
• ⚡ REST API (Node.js + Express + MongoDB)

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🛠 Tech Stack

• Frontend: React, TailwindCSS, Axios
• Backend: Node.js, Express, MongoDB Atlas, JWT
• Deployment: Render (backend) + Netlify (frontend)

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📂 Expense-Tracker
├── 📁 backend # Express + MongoDB API
├── 📁 frontend # React + Tailwind client
└── README.md

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⚙️ Setup & Installation

1. Clone Repository

git clone https://github.com/Arjun8242/Expense-Tracker.git
cd Expense-Tracker

2. Backend Setup

cd backend
npm install

Create a .env file inside backend folder:

MONGO_URI=your_mongodb_atlas_uri
JWT_SECRET=your_secret_key
CLIENT_URL=http://localhost:5173   # for local

Run backend:

npm start

👉 Backend runs at: http://localhost:5000

3. Frontend Setup

cd frontend
npm install

Create a .env file inside frontend folder:

VITE_API_URL=http://localhost:5000

Run frontend:

npm run dev

👉 Frontend runs at: http://localhost:5173

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🤝 Contributing

Contributions are welcome!

1.Fork the repo

2.Create a branch (git checkout -b feature-name)

3.Commit changes (git commit -m "Added new feature")

4.Push (git push origin feature-name)

5.Open a Pull Request

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🙌 Thank You

Thank you for checking out this project! 💙 If you like it, don’t forget to ⭐ the repo and contribute to make it even better.

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👨‍💻 Made with ❤️ by Arjun