Corey Haines open-sourced 35+ marketing skills you install into Claude Code (or Cursor, Codex, Windsurf) with one command. Each skill is a .claude/commands/ slash command for a specific job: SEO audits, cold email sequences, ad creative, conversion teardowns, growth plans. 10k+ stars on GitHub.
What’s Inside
Covers most of what a marketing team does day to day:
- SEO: Site audits, keyword research, content fixes
- Copywriting: Landing pages, email sequences, ad copy
- Conversion: Teardowns, CRO analysis, funnel reviews
- Analytics: Performance reports, attribution breakdowns
- Paid Ads: Creative briefs, audience targeting, campaign structures
- Growth: Launch plans, referral programs, retention plays
Setup
One command:
npx skills add coreyhaines31/marketingskills
This drops all 35+ skill files into your .claude/commands/ directory. Each becomes a /project:skill-name slash command you can run immediately.
Usage
Pick a skill and run it:
/project:seo-audit
/project:cold-email-sequence
/project:conversion-teardown
/project:ad-creative
Tips
- Check the full list at marketing-skills.com before installing
- Works with Claude Code, Codex, Cursor, and Windsurf
- Skills are plain markdown files. Easy to tweak or extend
- Pairs well with other skills in this directory