What is the cliff-hanger technique mentioned in the skill?

It is a strategic way to end your current post by previewing specific upcoming value, which primes subscribers to look for and open your next issue.

Can I use this skill for non-English newsletters?

Yes, the skill includes specific optimization patterns and headline formulas for Spanish-language content, particularly useful for the growing LATAM market.

How does this skill help improve email open rates?

It provides subject line mastery techniques, including the 7-word rule and curiosity gap formulas, designed to fit mobile screens and entice readers to click.

Does it provide SEO guidance for Substack?

Yes, it includes instructions for long-tail keyword placement, Google Search Console integration, and balancing evergreen content with timely updates.

Substack Post Crafter

Name: Substack Post Crafter
Author: chekos

bychekos

0•

Marketing Automation

Optimizes Substack newsletter content for maximum engagement, open rates, and subscriber growth using proven formatting and psychology patterns.

Substack Post Crafter is a specialized skill designed to help writers and creators build high-performing newsletters through data-driven editorial techniques. It provides domain-specific guidance on crafting compelling subject lines using the 7-word rule, structuring posts for mobile readability, and implementing the 'cliff-hanger' technique to boost future open rates. Whether you are repurposing content for Substack Notes, optimizing for long-tail SEO, or targeting Spanish-speaking audiences, this skill provides actionable templates and checklists to ensure every post delivers maximum value and drives measurable subscriber growth.

Key Features

010 GitHub stars

02Mobile-first post structuring for high scannability and readability

03Subject line optimization using curiosity gaps and value-forward formulas

04Content repurposing workflows between Newsletters and Substack Notes

05Implementation of the cliff-hanger technique to increase next-issue opens

06Bilingual optimization with specific Spanish-language headline and hook patterns

Use Cases

01Drafting a high-engagement weekly newsletter with optimized hooks and CTAs

02Optimizing long-form articles for better SEO performance and mobile delivery

03Creating a cross-platform content strategy by distilling newsletters into snackable Notes

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add chekos/bns-marketplace substack-post-crafter

For use in Claude.ai and ChatGPT

Key Features

010 GitHub stars

02Mobile-first post structuring for high scannability and readability

03Subject line optimization using curiosity gaps and value-forward formulas

04Content repurposing workflows between Newsletters and Substack Notes

05Implementation of the cliff-hanger technique to increase next-issue opens

06Bilingual optimization with specific Spanish-language headline and hook patterns

Use Cases

01Drafting a high-engagement weekly newsletter with optimized hooks and CTAs

02Optimizing long-form articles for better SEO performance and mobile delivery

03Creating a cross-platform content strategy by distilling newsletters into snackable Notes