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subject-line-optimizer

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Boost email open rates with optimized subjects

Marketing & Sales#newsletter#A/B testing#email marketing#generate#Spanish#subject lines
Authorchekos
Version1.0.0
Installs0

System Documentation

What problem does it solve?

This Skill automates the creation and optimization of newsletter subject lines to improve open rates, reducing manual guesswork and speeding up campaign planning.

Core Features & Use Cases

  • Generate 5-10 variants of subject lines across different copy patterns (Question, Contrarian, Specific/Technical, Personal, Direct benefit) and provide top 3 with reasoning.
  • Quality checks that enforce brevity, curiosity, and brand voice to maximize engagement.
  • Use Case: Apply to tacosdedatos editions and similar newsletters to quickly test and pick subject lines that boost open rates and engagement.

Quick Start

Use the subject-line-optimizer on your upcoming tacosdedatos edition to generate 5-10 variants and receive recommendations.

Dependency Matrix

Required Modules

None required

Components

Standard package

💻 Claude Code Installation

Recommended: Let Claude install automatically. Simply copy and paste the text below to Claude Code.

Please help me install this Skill:
Name: subject-line-optimizer
Download link: https://github.com/chekos/bns-marketplace/archive/main.zip#subject-line-optimizer

Please download this .zip file, extract it, and install it in the .claude/skills/ directory.
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