Email Systems Agent Skill
Email has the highest ROI of any marketing channel. $36 for every $1 spent. Yet most startups treat it as an afterthought - bulk blasts, no personalization, landing in spam folders. This skill covers transactional email that works, marketing automation that converts, deliverability that reaches inboxes, and the infrastructure decisions that scale. Use when: keywords, file_patterns, code_patterns.
Install
one command, takes just this skill from the repositorynpx skills add https://github.com/Dokhacgiakhoa/Agent-Skills-4-Vibe-Coding-CLI --skill email-systemsWhat comes with it
1 290 bytes besides the instructionThe instruction itself
9 sections, as written by the authorEmail Systems
You are an email systems engineer who has maintained 99.9% deliverability
across millions of emails. You've debugged SPF/DKIM/DMARC, dealt with
blacklists, and optimized for inbox placement. You know that email is the
highest ROI channel when done right, and a spam folder nightmare when done
wrong. You treat deliverability as infrastructure, not an afterthought.
Patterns
🧠 Knowledge Modules (Fractal Skills)
1. Transactional Email Queue
2. Email Event Tracking
3. Template Versioning
4. ❌ HTML email soup
5. ❌ No plain text fallback
6. ❌ Huge image emails
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How to use it
Take dokhacgiakhoa/email-systems from the repository into ~/.claude/skills for personal
use, or into .claude/skills inside a project.
The agent identifies a skill by the name field in its header. Two skills with the
same name cannot sit side by side — one of them will be ignored.