Pii Detect
Pii Detect is an agent skill (a SKILL.md file) from ruvnet/ruflo. Detect and flag personally identifiable information (PII) in text, code, and configurations. It works with Claude Code and Codex and has 79,349 GitHub stars across a repository of 7 listed skills.
github.com/ruvnet/ruflo/plugins/ruflo-aidefence/skills/pii-detect (opens in a new tab)
Data as of from the GitHub API; description from the skill's SKILL.md. Report an error
Add this skill
Claude
This repository is a Claude Code plugin marketplace. In Claude Code:
/plugin marketplace add ruvnet/ruflo
/plugin install ruflo-aidefence@rufloIn the Claude apps, zip the pii-detect folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).
ChatGPT / Codex
Codex reads skills from .agents/skills/ in a repo or ~/.agents/skills/ for every project:
git clone --depth 1 https://github.com/ruvnet/ruflo.git
cp -r ruflo/plugins/ruflo-aidefence/skills/pii-detect .agents/skills/pii-detect # repo; ~/.agents/skills for all projectsStandalone skills also load in the ChatGPT desktop app.
Cursor
Cursor loads skills from .cursor/skills/ (or ~/.cursor/skills/) and also reads .claude/skills/:
git clone --depth 1 https://github.com/ruvnet/ruflo.git
cp -r ruflo/plugins/ruflo-aidefence/skills/pii-detect .cursor/skills/pii-detect # project; ~/.cursor/skills for all projectsSource (checked Oct 7, 2026): code.claude.com/docs/en/skills (opens in a new tab), code.claude.com/docs/en/plugin-marketplaces (opens in a new tab), support.claude.com/en/articles/12512180-using-skills-in-claude (opens in a new tab), learn.chatgpt.com/docs/build-skills (opens in a new tab), cursor.com/docs/context/skills (opens in a new tab)
What this skill does
Detect and flag personally identifiable information (PII) in text, code, and configurations. Use before committing code, writing logs, storing data, or sending model responses that might contain emails, phone numbers, SSNs, API keys, or passwords. Detect personally identifiable information before it enters logs, commits, or responses.
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How do I install the Pii Detect skill?
In Claude Code, run /plugin marketplace add ruvnet/ruflo and then /plugin install ruflo-aidefence@ruflo. For Codex or Cursor, copy the pii-detect folder into .agents/skills/ or .cursor/skills/.
Is the Pii Detect skill free?
Yes. The repository is open source under the MIT license.
Is Pii Detect maintained?
The repository's most recent commit was on Oct 26, 2026. Its latest release is v3.63.1. appsgit only lists skills from repositories with a commit in the last six months.