ReachEngine – Auto Cold Mailer

Automated Cold Mailer – A simple yet powerful tool for sending cold emails to clients, customers, and prospects.

Built with ❤️ using React, Node.js, and Material-UI

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This is a utility tool I have developed for My Personal use. Now you can also configure free to use this tool

It will be helpful for programmers, Frelancers and customer requirement people

Overview

ReachEngine is a utility tool built for automating cold emails (and SMS in the future).
You can configure it to:

• Send bulk cold emails to a list of recipients.
• Send personalized messages to a single contact.
• Save time and effort in client outreach, freelancing, or lead generation.
• use store data for later reference

⚡ While originally built for my personal use, anyone can configure and use it.

Project Structure

.
├── server
│   ├── controllers
│   │   └── message.controller.js
│   ├── data.json
│   ├── index.js
│   ├── routes
│   │   └── message.routes.js
│   ├── package.json
│   └── ...
├── client
│   ├── src
│   │   ├── App.jsx
│   │   ├── pages
│   │   │   ├── DashboardPage.jsx
│   │   │   └── HomePage.jsx
│   │   └── ...
│   ├── public
│   ├── package.json
│   └── ...

✨ Features

• React Frontend – Modern SPA built with React + Vite
• Material-UI – Clean and responsive UI components
• React Router – Smooth navigation
• Node.js/Express Backend – Lightweight and modular
• Email Sending – Uses nodemailer with Ethereal Email (for testing)
• Organized Backend – Routes + Controllers structure

Future Enhancements

• Voice control system
• SMS sending support
• WhatsApp and Telegram Bots
• UI improvements – Better alignment, responsive dashboard
• Analytics – Track email performance (open/click rates)
• Authentication – Secure access for multiple users

Getting Started

Clone the repository:

git clone https://github.com/yourusername/Automated-Cold-Mailer.git
cd Automated-Cold-Mailer

Configure Environment Variables

Create a .env file in the server directory with the following content:

ENV=development
PORT=3000

EMAIL_HOST=smtp.gmail.com
EMAIL_PORT=587
EMAIL_USER=your_email
EMAIL_PASS=your_email_password

GEMINI_API_KEY=
# or for OpenAI
OPENAI_API_KEY=

Install Dependencies

cd server && npm install
cd ../client && npm install

Run Backend

cd server
npm start

Run Frontend

cd client
npm run dev

Author

Developed By - Siddhant Kore
🌐 Connect on LinkedIn