A penetration testing skill for AI agents featuring staged workflows, case memory, and activation phrase for local sandbox and CTF environments.

A Codex skill that transforms real photographs into quiet paper-memory editorial artworks.

A read-only audit skill for Claude Code/Codex that scans SKILL.md, prompts, and codebases for duplicates, drift, oversized files, and modularization opportunities.

A Codex skill that transforms everyday photos into humorous editorial social media posters with 3:4 templates, privacy handling, and Chinese typography.

Codex skill for curating GitHub starred repositories into safe, meaningful GitHub Stars Lists.

Codex skill that transforms everyday photos into poetic, hand-drawn white-paper illustrations with large negative space.

Codex skill: directly write a dedicated editable cover into Jianying Pro 5.9 drafts without changing the main timeline.

Generate comprehensive Product Requirement Plans (PRPs) for feature implementation with thorough codebase analysis and external research. Use when the user requests a PRP, PRD, or detailed implementation plan for a new feature. Conducts systematic research, identifies patterns, and creates executable validation gates for one-pass implementation success. Do NOT use for client discovery, requirements gathering, or scope definition - those need a separate clarification pass before the PRP step.