📊 TrackIt – Expense Tracker

TrackIt is a full-stack expense tracking application built with Next.js, TypeScript, TailwindCSS, and MongoDB.
It allows users to register, verify their email, log in, and manage their expenses with accounts and categories.

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✨ Features

• 🔐 Authentication – Signup & Login with email verification
• 📧 Email Verification – Secure account activation via Gmail (SMTP / App Password)
• 🏦 Accounts Management – Add multiple accounts (Bank, Wallet, etc.)
• 🗂️ Categories – Organize expenses into categories
• 💸 Expense Tracking – Add, edit, and delete expenses
• 📊 Dashboard – Track spending visually
• 👤 Profile Management – Edit profile & change password

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🛠️ Tech Stack

• Frontend: Next.js 14 (App Router) + TypeScript + TailwindCSS
• Backend: Next.js API Routes
• Database: MongoDB (Mongoose ODM)
• Auth & Security: JWT + bcrypt + Nodemailer (Gmail SMTP)
• Deployment: Vercel

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⚙️ Installation & Setup

1. Clone the repo

git clone https://github.com/yourusername/trackit.git
cd trackit

2. Install dependencies

npm install

3. Setup environment variables

Create a .env.local file in root:

# Mongo
MONGODB_URI=

# NextAuth
NEXTAUTH_URL=
NEXTAUTH_SECRET=

ENCRYPTION_KEY=
JWT_SECRET=

BASE_URL=https://trackit.mayankaggarwal.me

EMAIL_USER=
EMAIL_PASS=

⚠️ Note: For Gmail, enable 2FA and create an App Password. Normal Gmail password won’t work.

4. Run the app locally

npm run dev

Open http://localhost:3000

5. Deploy on Vercel

• Push code to GitHub
• Import project into Vercel
• Add environment variables in Vercel Dashboard → Settings → Environment Variables
• Deploy 🚀

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📧 Email Setup

TrackIt uses Nodemailer + Gmail SMTP for sending verification emails. If you face issues on Vercel:

• Use App Password instead of your Gmail password.
• Or switch to Resend / SendGrid (recommended for production).

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🤝 Contributing

Contributions, issues, and feature requests are welcome!

1. Fork the repo
2. Create a branch:

git checkout -b feature/your-feature

3. Commit changes:

git commit -m "Added new feature"

4. Push to branch:

git push origin feature/your-feature

5. Create a Pull Request