Lettergrowth platform help — free newsletter cross-promotion directory with 1,300+ newsletters searchable by category, subscriber count, and recency for finding swap partners. Use when you can't find newsletters to cross-promote with, looking for newsletters in your niche that are open to swaps, cross-promotion outreach messages aren't getting replies, unsure how to evaluate a cross-promotion partner's audience fit, or trying to decide between Lettergrowth and alternatives like Collab Match or Beehiiv Boosts for finding swap partners. Do NOT use for general audience growth strategy (use /sales-audience-growth), newsletter monetization (use /sales-newsletter), or paid recommendation networks like SparkLoop (use /sales-sparkloop).
Install with
Claude CodeCodexCursorGitHub CopilotGemini CLI
Supported by the Atlas install prompt. Skill-specific requirements vary.
Skill stats
Skills1CategorySalesStars0
About this skill
Lettergrowth platform help — free newsletter cross-promotion directory with 1,300+ newsletters searchable by category, subscriber count, and recency for finding swap partners. Use when you can't find newsletters to cross-promote with, looking for newsletters in your niche that are open to swaps, cross-promotion outreach messages aren't getting replies, unsure how to evaluate a cross-promotion partner's audience fit, or trying to decide between Lettergrowth and alternatives like Collab Match or Beehiiv Boosts for finding swap partners. Do NOT use for general audience growth strategy (use /sales-audience-growth), newsletter monetization (use /sales-newsletter), or paid recommendation networks like SparkLoop (use /sales-sparkloop).
Quick start
Copy the install prompt. Use the green button above this README.
Send it to your agent. Paste it into your coding agent’s chat and send.
Review the setup. Your agent checks the skill’s instructions, requirements, and installation scope.
Lettergrowth platform help — free newsletter cross-promotion directory with 1,300+ newsletters searchable by category, subscriber count, and recency for finding swap partners. Use when you can't find newsletters to cross-promote with, looking for newsletters in your niche that are open to swaps, cross-promotion outreach messages aren't getting replies, unsure how to evaluate a cross-promotion partner's audience fit, or trying to decide between Lettergrowth and alternatives like Collab Match or Beehiiv Boosts for finding swap partners. Do NOT use for general audience growth strategy (use /sales-audience-growth), newsletter monetization (use /sales-newsletter), or paid recommendation networks like SparkLoop (use /sales-sparkloop).
About this listing
Category
Sales
Reported license
Not specified
Listing language (estimated)
English
Review status
Not individually reviewed
Agent compatibility
Atlas installation supports Claude Code, Codex, and Cursor. Skill-specific dependencies and features are checked during setup.
Claude Code
Codex
Cursor
GitHub Copilot
Gemini CLI