Rails Action Mailer

Master email delivery in Rails applications with Action Mailer, from basic setup through advanced patterns like multipart emails, attachments, and email testing.

When to Use This Skill

• Sending transactional emails (welcome, password reset, confirmations)
• Building notification emails (order updates, alerts, reminders)
• Creating bulk email campaigns
• Handling email attachments and inline images
• Configuring SMTP, SendGrid, or other delivery services
• Testing email content and delivery
• Building email templates with HTML and text alternatives
• Managing email callbacks and error handling

Quick Start

Generate and send a welcome email: