# email-best-practices

> Claude/Codex skill by [@resend](https://omgskills.com/library/resend/index.md) · 202 stars · Updated 2026-10-17

Use when building email features, emails going to spam, high bounce rates, setting up SPF/DKIM/DMARC authentication, implementing email capture, ensuring compliance (CAN-SPAM, GDPR, CASL), handling webhooks, retry logic, making emails accessible (alt text, headings, contrast, screen readers), or deciding transactional vs marketing.

## Install

```sh
git clone https://github.com/resend/resend-skills /tmp/resend-skills && ln -s /tmp/resend-skills/skills/email-best-practices ~/.claude/skills/email-best-practices
```

## From README

Email Best Practices Guidance for building deliverable, compliant, user-friendly emails. Architecture Overview Quick Reference | Need to... | See | |------------|-----| | Set up SPF/DKIM/DMARC, fix spam issues | Deliverability | | Build password reset, OTP, confirmations | Transactional Emails | | Plan which emails your app needs | Transactional Email Catalog | | Build newsletter signup, validate emails | Email Capture | | Send newsletters, promotions | Marketing Emails | | Ensure CAN-SPAM/GDPR/CASL compliance | Compliance | | Decide transactional vs marketing | Email Types | | Handle retries, idempotency, errors | Sending Reliability | | Process delivery events, set up webhooks | Webhooks & Events | | Manage bounces, complaints, suppression | List Management | | Make emails accessible (screen readers, alt text, contrast) | Accessibility | Start Here New app?

## Links

- HTML page: https://omgskills.com/skills/resend/resend-skills/email-best-practices/
- GitHub: https://github.com/resend/resend-skills
- Author: [@resend](https://omgskills.com/library/resend/index.md)

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