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rails-mailers

Deliver Rails ActionMailer emails asynchronously via deliver_later with SolidQueue.

14|Updated Dec 16, 2025
Search Tags:#testing#templates#rails#emails#async-delivery#actionmailer#mailers
One-click install
npx skills add https://github.com/Shoebtamboli/rails_claude_skills --skill rails-mailers-shoebtamboli
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: rails-mailers
Source: https://github.com/Shoebtamboli/rails_claude_skills/tree/main/lib/generators/claude/skills_library/rails-mailers
Command: npx skills add https://github.com/Shoebtamboli/rails_claude_skills --skill rails-mailers-shoebtamboli

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Deliver transactional and notification emails without blocking web requests and with consistent templates, previews, and test coverage so production deliveries are reliable and maintainable.

Core Features & Use Cases

  • Async delivery using deliver_later integrated with SolidQueue to keep HTTP responses fast.
  • Paired HTML and text templates with shared layouts and inline CSS for broad client compatibility.
  • Mailer previews in development and comprehensive tests asserting delivery, content, and enqueuing behavior.
  • Attachments and inline images support for reports and branded emails.
  • Use case: queue a welcome email after user signup with both HTML and text templates, preview it locally, and assert enqueuing in your test suite.

Quick Start

Send a welcome email to a new user asynchronously using NotificationMailer with deliver_later.

Frequently Asked Questions about rails-mailers

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I send transactional emails in Rails without blocking web requests?▼

To send transactional emails without blocking web requests in Rails, use ActionMailer with deliver_later to queue deliveries asynchronously via SolidQueue, keeping HTTP responses fast.

What's the best way to test ActionMailer mailers for delivery and enqueuing behavior?▼

Testing ActionMailer mailers involves writing comprehensive tests that assert delivery, content, and enqueuing behavior, ensuring your async transactional emails are reliable before production deployment.

Can I use ActionMailer previews for HTML and text templates in development?▼

Yes, ActionMailer supports mailer previews in development for paired HTML and text templates with shared layouts and inline CSS, allowing you to verify content locally before sending.

How do I configure default_url_options for environment-specific ActionMailer deliveries?▼

Configuring environment-specific default_url_options in Rails ensures ActionMailer generates correct absolute URLs in transactional emails across development, test, and production environments.

Does ActionMailer support attachments and inline images for branded emails?▼

Yes, ActionMailer supports attachments and inline images, enabling you to send branded transactional emails with reports or visual elements directly within your Rails application.

Why use SolidQueue for async email delivery with deliver_later?▼

SolidQueue integrates with deliver_later to process email deliveries in background jobs, preventing slow web requests and ensuring reliable async transactional email delivery in Rails.

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