Express Launcher

A Simple CLI tool to create Express.js applications with modern best practices, TypeScript support, and various integrations.

Features

• Language Support: JavaScript or TypeScript
• Database Integration: MongoDB, PostgreSQL, MySQL (with Prisma)
• Middleware: CORS, Helmet, Morgan, Rate Limiter
• Error Handling: Advanced global error handler, AppError class, and asyncHandler wrapper
• Linting: ESLint configuration (Flat Config, TypeScript support)
• Structure: MVC pattern or Modular structure (routes, controllers, utils, middlewares)

Quick Start

You can use npx to run the generator directly without installation:

npx express-launcher [project-name]

Installation (Optional)

If you prefer to install it globally:

npm install -g express-launcher

Usage

# Generated a new project named 'my-app'
npx express-launcher my-app

# Run interactively
npx express-launcher

Follow the prompts to configure your project.

Generated Project Structure

my-app/
├── src/
│   ├── controllers/
│   ├── lib/          # Database connection / Prisma client
│   ├── middlewares/  # Error handling, rate limiting
│   ├── routes/
│   ├── utils/        # AppError, asyncHandler
│   └── server.js (or index.ts)
├── prisma/           # If SQL DB selected
├── .env
├── package.json
└── README.md

Author

Narasimha Vaddala

• GitHub: @NarasimhaVaddala
• LinkedIn: Narasimha Vaddala

License

MIT © Narasimha