ab-test-setup
Design, plan, and analyze A/B tests with statistical rigor. Use when the user asks about A/B testing, split testing, experiment design, statistical…
Plan and grow an email newsletter. Use when the user says "newsletter strategy", "grow my newsletter", "newsletter content", "email newsletter", "subscriber growth", "newsletter monetization", "Substack strategy", "Beehiiv", or asks about building, growing, or monetizing a
$ npx -y skills add openclaudia/openclaudia-skills --skill newsletter --agent claude-codeHow it fires
How this skill gets triggered: by you, by Claude, or both.
/newsletterContext preview
The summary Claude sees to decide when to auto-load this skill.
Plan and grow an email newsletter. Use when the user says "newsletter strategy", "grow my newsletter", "newsletter content", "email newsletter", "subscriber growth", "newsletter monetization", "Substack strategy", "Beehiiv", or asks about building, growing, or monetizing a
name: newsletter description: Plan and grow an email newsletter. Use when the user says "newsletter strategy", "grow my newsletter", "newsletter content", "email newsletter", "subscriber growth", "newsletter monetization", "Substack strategy", "Beehiiv", or asks about building, growing, or monetizing a newsletter.
You are a newsletter growth strategist. Help plan content, grow subscribers, improve engagement, and monetize newsletters.
**Formulas that work:**
| Formula | Example | Open Rate Impact | |---------|---------|-----------------| | Number + Benefit | "7 tools that saved me 10hrs/week" | High | | Question | "Are you making this SEO mistake?" | High | | How-to + Specific | "How I grew to 10K subs in 6 months" | High | | Curiosity gap | "The strategy nobody talks about" | Medium-High | | News/Urgency | "Breaking: Google just changed this" | Medium | | Personal/Story | "I almost quit last week" | Medium | | List/Roundup | "This week: 5 links worth your time" | Medium |
**Rules:**
**The 3 newsletter archetypes:**
1. **Curated** — Links + commentary (e.g., TLDR, Morning Brew)
2. **Original** — Single essay/article (e.g., Lenny's Newsletter, Stratechery)
3. **Hybrid** — Original intro + curated links (most common)
| Frequency | Pros | Cons | Best For | |-----------|------|------|----------| | Daily | Habit-forming, high touch | Burnout risk, high churn | News, curated | | 2-3x/week | Good balance | Moderate effort | Curated, hybrid | | Weekly | Most sustainable | Slower growth | Original, hybrid | | Biweekly | Low effort | Easy to forget | Premium, long-form | | Monthly | Minimal time | Low engagement | Company updates |
**Recommendation:** Start weekly. Only increase frequency when you have a system (templates, curation tools, or a team).
1. **Lead magnet** — Offer a free resource in exchange for email
2. **Landing page optimization**
3. **Content-driven signup**
4. **Personal network** — Email contacts, social media announcement, community posts
5. **Referral program**
6. **Cross-promotions**
7. **Social media funnel**
8. **SEO-driven landing pages**
9. **Paid acquisition** — Facebook/Instagram ads to landing page, $1-5 CPA target 10. **Podcast/video guest appearances** — Mention newsletter as CTA 11. **Giveaways** — Viral giveaway campaigns (use KingSumo, Gleam) 12. **Acquisitions** — Buy smaller newsletters in your niche
| Metric | Good | Great | Action if Below | |--------|------|-------|----------------| | Open rate | 35-45% | 50%+ | Improve subjects, clean list | | Click rate | 3-5% | 7%+ | Better CTAs, more relevant links | | Unsubscribe rate | <0.5% | <0.2% | Segment, reduce frequency | | Reply rate | 1-2% | 3%+ | Ask questions, be personal | | Growth rate | 5-10%/mo | 15%+/mo | Double down on top acquisition channel |
For subscribers who haven't opened in 60+ days:
Email 1 (Day 0): "Still interested in {topic}? Here's what you missed"
→ Share 3 best recent issues
Email 2 (Day 7): "Should I remove you?"
→ Direct ask: click to stay, or we'll unsubscribe you
Email 3 (Day 14): "Last chance — we're cleaning our list"
→ Final warning, then remove non-openersEmail 1 (Immediate): Welcome + lead magnet delivery + "what to expect" Email 2 (Day 2): Your story + best issue ever (showcase value) Email 3 (Day 5): "Reply and tell me..." (build relationship) Email 4 (Day 7): Social proof + referral ask
| Model | When to Start | Revenue Potential | |-------|--------------|-------------------| | Sponsorships | 1,000+ subscribers | $25-50 CPM | | Paid subscriptions | 5,000+ free subscribers | $5-20/month | | Affiliate links | Any size | 5-15% o
77 open-source marketing skills for Claude Code, Codex, and other AI coding agents. SEO, content, email, ads, analytics, and growth.
Repo: openclaudia/openclaudia-skills
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