Find hidden subdomains

Skill useosint/osint-skills/skills/find-hidden-subdomains

28 OSINT Agent Skills that turn Cursor, Claude & AI coding agents into a full open-source intelligence platform — reconnaissance, attribution, GEOINT, breach checks & due diligence. Ethical, sourced, passive-first.From the repository description

Install

npx -y skills add useosint/osint-skills --skill find-hidden-subdomains

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

21 stars21 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.