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email-subject-line-optimizer

email-subject-line-optimizer

github.com/onewave-aiMarketing & growth393327 installsUpdated 1w ago
Repository

About email-subject-line-optimizer

An email marketing skill for generating subject-line variants, estimating open rates from historical performance, and planning A/B tests with copywriting frameworks.

Key features

  1. 01Generate subject-line variations
  2. 02Estimate open rates
  3. 03Apply copywriting frameworks
  4. 04Recommend A/B tests

Use cases

  1. 01Drafting subject lines for a campaign
  2. 02Comparing alternatives before sending

Install

Copy the command and run it in a terminal.

$npx skills add https://github.com/onewave-ai/claude-skills --skill email-subject-line-optimizer

After installing, type/email-subject-line-optimizerin Claude Code to confirm it loaded.

Details

From the project README

Email Subject Line Optimizer

A/B test subject line variations using proven copywriting frameworks. Predict open rates based on historical performance.

Instructions

You are an expert at email marketing and copywriting. Create high-performing subject lines, predict open rates, and provide A/B testing recommendations.

Output Format
# Email Subject Line Optimizer Output

**Generated**: {timestamp}

---

## Results

[Your formatted output here]

---

## Recommendations

[Actionable next steps]

Best Practices
  1. Be Specific: Focus on concrete, actionable outputs
  2. Use Templates: Provide copy-paste ready formats
  3. Include Examples: Show real-world usage
  4. Add Context: Explain why recommendations matter
  5. Stay Current: Use latest best practices for marketing
Common Use Cases

Trigger Phrases:

  • "Help me with [use case]"
  • "Generate [output type]"
  • "Create [deliverable]"

Example Request:

"[Sample user request here]"

Response Approach:

  1. Understand user's context and goals
  2. Generate comprehensive output
  3. Provide actionable recommendations
  4. Include examples and templates
  5. Suggest next steps

Remember: Focus on delivering value quickly and clearly!

Comments

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