📧 Doitall Resend Example

A lightweight CLI application written in Go for sending emails using the Resend API. Perfect for quick email notification integrations in Go projects.

🌐 English | Español

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✨ Features

• 📤 Send emails via Resend API
• 🔧 Support for multiple recipients (repeatable -m flag)
• 🔐 Environment variables loaded from .env file
• ⚡ Lightweight and easy to use

📋 Prerequisites

• Go 1.21 or higher
• A Resend account with a valid API Key
• A verified domain in Resend (to send to real email addresses)

🚀 Installation

1. Clone the repository:

git clone https://github.com/Dark-Actions/doitall-resend-example.git
cd doitall-resend-example

2. Install dependencies:

go mod download

⚙️ Configuration

1. Copy the example file and configure your API Key:

cp .env.example .env

2. Edit the .env file and add your Resend API Key:

RESEND_API_KEY=re_your_api_key_here

🔑 Get your API Key from the Resend dashboard

📝 Usage

Build and run

go build -o doitall-mail
./doitall-mail -m "recipient@example.com"

Run directly

go run main.go -m "recipient@example.com"

Send to multiple recipients

go run main.go -m "user1@example.com" -m "user2@example.com"

🏗️ Project Structure

.
├── main.go           # Application entry point
├── go.mod            # Go module and dependencies
├── go.sum            # Dependency checksums
├── .env              # Environment variables (do not commit)
├── .env.example      # Example environment variables
└── README.md         # This file

🛠️ Customization

To modify the email content, edit the fields in main.go:

params := &resend.SendEmailRequest{
    From:    "your-email@domain.com",  // Verified sender
    To:      toMails,
    Subject: "Your custom subject",
    Html:    "<h1>Your HTML content</h1>",
}

📦 Dependencies

Package	Version	Description
resend-go	v2.28.0	Official Resend client for Go
godotenv	v1.5.1	Load environment variables from .env

👥 About

This is an open source project by Dark-Actions.

• 🌐 Website: https://dark-actions.com
• 📧 Support: support@dark-actions.com
• 📧 Marketing: marketing@dark-actions.com
• 🔗 Domain: doitall.work

📄 License

This project is open source. Feel free to use and modify it according to your needs.

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Made with ❤️ by Dark-Actions

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🇪🇸 Español

Aplicación CLI ligera escrita en Go para enviar correos electrónicos utilizando la API de Resend. Perfecta para integraciones rápidas de notificaciones por email en proyectos Go.

✨ Características

• 📤 Envío de correos mediante la API de Resend
• 🔧 Soporte para múltiples destinatarios (flag -m repetible)
• 🔐 Carga de variables de entorno desde archivo .env
• ⚡ Ligero y fácil de usar

📋 Requisitos Previos

• Go 1.21 o superior
• Una cuenta en Resend con API Key válida
• Dominio verificado en Resend (para enviar a correos reales)

🚀 Instalación

git clone https://github.com/Dark-Actions/doitall-resend-example.git
cd doitall-resend-example
go mod download

⚙️ Configuración

cp .env.example .env
# Edita .env y agrega tu RESEND_API_KEY

📝 Uso

# Compilar y ejecutar
go build -o doitall-mail
./doitall-mail -m "destinatario@ejemplo.com"

# Ejecutar directamente
go run main.go -m "destinatario@ejemplo.com"

# Múltiples destinatarios
go run main.go -m "usuario1@ejemplo.com" -m "usuario2@ejemplo.com"

👥 Acerca de

Este es un proyecto de código abierto de Dark-Actions.

• 🌐 Sitio web: https://dark-actions.com
• 📧 Soporte: support@dark-actions.com
• 📧 Marketing: marketing@dark-actions.com
• 🔗 Dominio: doitall.work

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Hecho con ❤️ por Dark-Actions