Skill Claude CodeCodex
Extract reusable decision-making principles from feedback given to an AI agent across one thread or conversation, especially where the first iteration missed the right result and later iterations improved through user feedback. Use when the user asks to analyze a thread, extract principles from in-chat feedback…
Skill Claude CodeCodex
Improve task execution by applying a compact set of decision-making principles before implementation. Use when the user asks to use make iteration, wants a more deliberate approach after failed attempts, or wants work guided by diagnosis-first thinking, protection of known-good behavior, responsive design based on…
Skill Claude CodeCodex
Shape rough notes into a clean prompt or SKILL.md, or review an existing one against Anthropic's best practices.
Skill Claude CodeCodex
Turn raw user notes into a complete, developer-ready requirements folder through iterative clarification. Produces one or more focused requirement files plus a QA test-case file per feature. Use when the user explicitly invokes this skill to scope a feature, bug fix, or development iteration before any code is written.
Skill Claude CodeCodex
Create a structured, analytical learning textbook that teaches the concepts behind a source document, web page, or codebase. Use when the user wants to deeply understand a complex topic or system before working on it — when they ask to "make a textbook", "create a study guide / learning manual / explainer", "teach me…
Skill Claude CodeCodex
Acts as an experienced product manager that turns a feature request, bug report, or idea into a concise, logic-focused product requirements document (PRD). Reads product/product.md for context, scans the real UI, pushes back on misaligned requests and scope creep, prefers intuitive UI states over interruptions, and…
Skill Claude CodeCodex
Generates and maintains product/product.md — a living document covering value props, product principles, use-cases (grouped by feature scope with descriptions), and first-session flows. Reflects what the product does today, not aspirations. Use when the user wants to create or update their product documentation based…