Actionmailer Baseline | Agent Skills Atlas

About this skill

ActionMailer baseline for Rails 8 — mailer setup, deliverlater by default (never delivernow in the request path), Mailer previews in dev, mailer specs with RSpec, Letter Opener for dev inspection, transactional delivery via Postmark / SendGrid / SES / Mailgun, bounce and complaint handling, idempotent transactional sends, attachments and inline images, i18n for subject lines and bodies. Use when the user mentions ActionMailer, mailers, deliverlater, delivernow, mailer previews, transactional email, Postmark, SendGrid, SES, Mailgun, bounces, mailer specs, Letter Opener, or asks how to send email from Rails.

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0 potential findings · Scanned 11/4/2026 · Scanner 0.2.1

Content SHA-256: ac564cd3e74e2b08deb1509bd204295a46bc07db809125d08e8b756feb035272

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Original listing metadata

Original name

actionmailer-baseline

Original description

ActionMailer baseline for Rails 8 — mailer setup, deliver_later by default (never deliver_now in the request path), Mailer previews in dev, mailer specs with RSpec, Letter Opener for dev inspection, transactional delivery via Postmark / SendGrid / SES / Mailgun, bounce and complaint handling, idempotent transactional sends, attachments and inline images, i18n for subject lines and bodies. Use when the user mentions ActionMailer, mailers, deliver_later, deliver_now, mailer previews, transactional email, Postmark, SendGrid, SES, Mailgun, bounces, mailer specs, Letter Opener, or asks how to send email from Rails.

About this listing

Category: General
Reported license: MIT
Listing language (estimated): English
Review status: Not individually reviewed
Agent compatibility: Atlas installation supports Claude Code, Codex, and Cursor. Skill-specific dependencies and features are checked during setup.