email-deliverability

Installation
SKILL.md

Email Deliverability

Get email into inboxes, not spam folders. Set up authentication. Monitor reputation. Diagnose problems before they hurt the business.


When to use

  • Setting up email for a new domain
  • A meaningful percentage of email is going to spam
  • Customers report they're not receiving emails
  • Setting up DMARC, SPF, or DKIM
  • Hardening against domain spoofing
  • Migrating email service providers
  • Sender reputation has dropped
  • Pre-launch audit before sending volume increases

When NOT to use

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Installs
10
GitHub Stars
172
First Seen
May 1, 2026