Cold email subject lines

Skill cmj-hub/claude-cold-email/skills/cold-email-subject-lines

Cold email & outreach craft skill for Claude Code. Signal-anchored openers, 3-touch sequences, 30-point audits, 5-email nurtures, 15-point deliverability checklist, and 25 subject-line patterns. Based on the JMC Cold Email & Outreach Craft course.From the repository description

Install

npx -y skills add cmj-hub/claude-cold-email --skill cold-email-subject-lines

Assembled from the repository path, not quoted from the project. Check it against their README if it does not work.

One thing to look at

2 stars2 stars. Stars are a popularity signal and not a quality one, but at this level it is likely that nobody has read this closely except its author, and you would be relying on your own review.

Keep looking

Skills are one crate of 628,971. Ordering is by how many stacks a row turns up in, so the top of any crate is what has actually been picked rather than what has the most stars.