assure-quality
Verify application behavior for a requested scope and report QA results. Use when performing behavioral QA, exploratory E2E checks, test coverage review, or verification reports.
article-writing
箇条書きコンテンツを技術記事に仕上げる際に使用する。自然な文体とスタイルで執筆するためのガイドライン。
skill-creator
Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Codex's capabilities with specialized knowledge, workflows, or tool integrations.
skill-installer
Install Codex skills into $CODEX_HOME/skills from a curated list or a GitHub repo path. Use when a user asks to list installable skills, install a curated skill, or install a skill from another repo (including private repos).
empirical-prompt-tuning
agent 向けテキスト指示（skill / slash command / task プロンプト / CLAUDE.md 節 / コード生成プロンプト）を、バイアスを排した実行者に動かしてもらい、両面（実行者の自己申告 + 指示側メトリクス）で評価して反復改善する手法。改善が頭打ちになるまで回す。プロンプトや skill を新規作成・大幅改訂した直後、またはエージェントの挙動が期待通りにならない原因を指示側の曖昧さに求めたいときに使う。
frontend-design
Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, or applications. Generates creative, polished code that avoids generic AI aesthetics.
grill-me
Interview the user relentlessly about a plan or design until reaching shared understanding, resolving each branch of the decision tree. Use when user wants to stress-test a plan, get grilled on their design, or mentions "grill me".
handoff
コンテキスト圧迫時に次セッションへの引き継ぎファイルを作成する
investigate
問題の原因調査・切り分けを行うときに有効化
japanese-tech-writing
日本語の技術文書・書籍原稿の文章規範。整形（一文一行、引用ブロック、脚注、コラム記法）、段落と論証の構成（パラグラフライティング）、論証の厳密さ（ツッコミどころの除去）、読み手の負荷の管理、視点と語り、演出の抑制、LLM っぽい空句の禁止、冗長の排除を定める。日本語で技術書の章、草稿、記事、解説文を書くとき、または推敲・リライトするときに使用する。
n8n
Core n8n automation software using n8n-MCP tools.
operate-browser
Execute browser operations as instructed and report page state. Use when navigating pages, clicking, filling forms, scrolling, checking page state, or performing other browser interactions without making decisions.
project-setup
プロジェクトの初期化・設定に関するナレッジ
coding-guideline
Use when writing, reviewing, or refactoring application code in this project.
prompt-engineering
Best practices for prompt engineering and context engineering for Coding Agent prompts
react
Must always be enabled when writing/reviewing React code.
shadcn-ui
Must always be enabled when working with shadcn-ui.
typescript
Must always be enabled when writing/reviewing TypeScript code.
launch-chrome-debug
Launch Chrome with remote debugging port and connect agent_browser with --auto-connect. Use when you need to reuse the user's existing browser profile (cookies, logins, extensions) for authenticated browsing automation.