What is headline-matrix?
headline-matrix is a Claude skill by realkimbarrett that generate high-performing headline variations across different angles. It is listed under Marketing & growth and has 766 GitHub stars.
| Type | Claude skill |
|---|---|
| Author | realkimbarrett |
| Repository | realkimbarrett/advertising-skills |
| Popularity | 766 GitHub stars |
| Category | Marketing & growth |
| Security | Low risk (100/100) |
| Rank | #717 of 1,262 Claude skills; #61 in Marketing & growth |
| SKILL.md length | 29 lines |
| Last commit | 2026-03-26 |
| Stars this week | +5 |
Is headline-matrix safe to install?
headline-matrix scores 100/100 on the MCPMods security check: Low risk. No checks raised a concern. It passed 9 of 9 checks.
Skill results come from a static scan of its SKILL.md for instruction overrides, hidden actions, risky commands and credential access.
| Check | Result |
|---|---|
| No instruction-override phrases | Pass |
| No hidden actions | Pass |
| No pipe-to-shell installers | Pass |
| No obfuscated code | Pass |
| No destructive commands | Pass |
| Doesn't ask for keys or credentials | Pass |
| No network requests | Pass |
| No shell commands | Pass |
| Installs no packages | Pass |
How do I install headline-matrix?
- Install with the skills CLI. Works for Claude Code and other agents that read skills.
npx skills add https://github.com/realkimbarrett/advertising-skills --skill headline-matrix
- Or copy it by hand. Claude Code loads any folder with a SKILL.md from ~/.claude/skills.
git clone https://github.com/realkimbarrett/advertising-skills cp -r advertising-skills/skills/copy-chief/headline-matrix ~/.claude/skills/headline-matrix
- Use it. Claude loads the skill when a task matches its description. You can also name it in your prompt.
Use the headline-matrix skill to …
Or ask Claude to set it up
Paste this into Claude Code and it installs headline-matrix for you:
Install the "headline-matrix" skill from https://github.com/realkimbarrett/advertising-skills/tree/main/skills/copy-chief/headline-matrix into ~/.claude/skills, then tell me in one line what it does.
More from realkimbarrett/advertising-skills
This repository has at least 9 Claude skills on MCPMods.
- avatar-extraction: Define exactly who the buyer is, what they want, what they've tried, and what's driving their decisions (Low risk)
- offer-extraction: Turn a product or service into a compelling, high-converting offer (Low risk)
- schwartz-awareness-mapper: Determine audience awareness level and the correct messaging approach (Low risk)
- mechanism-builder: Explain why your solution works and others failed with a unique mechanism (Low risk)
- objection-crusher: Identify and neutralize buyer objections and hesitation (Low risk)
- ad-angle-multiplier: Expand a core idea into multiple distinct ad angles for creative testing (Low risk)
- scroll-stopping-creative: Create ad concepts that stop attention in the first 3 seconds (Low risk)
- conversion-path-builder: Design the optimal funnel from click to conversion and booked calls (Low risk)