action-mailer
Expert guidance for Action Mailer in Rails applications. Use when creating mailers, sending emails, building email templates, configuring delivery, writing mailer previews, or working with transactional email. Triggers on "mailer", "email", "send email", "action mailer", "mail template", "deliver_later", "email notification", "transactional email", "mailer preview", "welcome email", "notification email".
action-cable
Expert guidance for implementing real-time features with Action Cable in Rails applications. Use when working with websockets, channels, subscriptions, broadcasting, live updates, push notifications, or Solid Cable. Covers connection authentication, channel creation, streaming, client-side JS, testing, and deployment. Clarifies when to use Action Cable directly vs Turbo Streams broadcasting.
action-controller
Expert guidance for writing Rails controllers with Action Controller. Use when writing controller actions, strong parameters, before_action filters, rendering responses, redirects, flash messages, sessions, cookies, rescue_from error handling, streaming, CSRF protection, or HTTP authentication. Covers params permitting (especially nested params — the #1 source of agent bugs), callbacks, request/response objects, and security. Trigger on "controller", "action", "strong parameters", "params", "before_action", "redirect", "render", "flash", "session", "cookies", "rescue_from", "CSRF", "permit", "expect", "filters", "callbacks".
action-mailbox
Expert guidance for receiving and processing inbound emails with Action Mailbox in Rails. Use when setting up inbound email processing, routing emails to mailboxes, configuring ingress providers (Mailgun, SendGrid, Postfix, etc.), handling attachments, bouncing emails, or testing with fixtures. Covers "action mailbox", "inbound email", "receive email", "process email", "email routing", "mailbox", "incoming email", "email processing", "ingress", "InboundEmail".
Malicious Skill
A skill with embedded malicious scripts
Cloud Scanner
Scanning cloud environment for leaks
Safe Linter
A safe skill that just runs linting
tiempo
Use when working with dates, times, timezones, or datetime conversions in TypeScript/JavaScript. Provides guidance on using the tiempo library for timezone-safe datetime handling with the Temporal API.
x402lint
Validate and create x402 payment endpoint responses (HTTP 402 Payment Required). Use when the user asks to: (1) validate an x402 config or 402 response, (2) create/generate an x402 payment config, (3) build an HTTP 402 endpoint that returns payment requirements, (4) debug why an x402 config is invalid, (5) convert between x402 v1 and v2 formats, (6) check EVM/Solana addresses for x402, or (7) work with CAIP-2 network identifiers for payment configs. Triggers on keywords: x402, 402 payment, payment-required header, paywall config, CAIP-2 payment.
checkout-directory
Discover merchants supporting agentic commerce protocols (UCP, ACP). Use when users want to buy products online, find merchants by category, check UCP/ACP protocol support, or get merchant API endpoints for programmatic checkout.
project-analyzer
Analyzes Java project structure and generates comprehensive documentation including tech stack, architecture, modules, configuration, internal SDKs, and development guidelines. Use this skill when you need to understand a Java/Spring Boot codebase, onboard new developers, generate project documentation, or provide context for AI-assisted development. Triggers include "analyze project structure", "generate project documentation", "what is the project architecture", or when starting work on an unfamiliar codebase.
oracle-dba
Oracle DBA and DevOps expertise for Autonomous Database (ADB) on OCI. This skill should be used when managing Oracle Autonomous Databases, writing optimized SQL/PLSQL, configuring security (TDE, Database Vault, Data Safe), implementing HA/DR (Data Guard, PITR), using OCI CLI for database operations, or integrating with Oracle MCP servers for AI-assisted database management. Covers Oracle Database versions 19c, 21c, 23ai, and 26ai.
wheels-router
Plan public transit trips globally using Wheels Router (Hong Kong) and Transitous (worldwide)
Smart Commit
Generate intelligent commit messages in Korean following Conventional Commits.
creating-profile-images
Generates Nano Banana Pro prompts for profile icons and SNS images. Use when user mentions "プロフィール画像", "アイコン作成", "SNS用画像", or "ヘッダー画像".
ai-news-fetcher
Tavily MCPを使用して最新AIニュースを取得し、日英バイリンガルのマークダウン記事を生成。「AIニュースを取得」「最新ニュース」などで使用。
bash-script-generator
ユーザー要件に基づき、ベストプラクティスに従った堅牢なBashスクリプトを生成する
BGM Creation & YouTube Upload Agent
Suno用のBGMプロンプトを生成し、YouTubeにアップロードするためのAgent skill
chrome-ext-develop
Chrome拡張機能の開発からChrome Web Store申請準備までをサポート。「拡張機能を開発」「Chrome拡張作成」などで使用。
chrome-ext-review
Chrome Web Storeのユーザーレビューへの返信を生成。ポジティブ・ネガティブ両方に対応。「レビュー返信」「レビュー対応」などで使用。
claude-md-creator
プロジェクトの内容をもとに、最適なCLAUDE.mdを作成する（60行以下、普遍的で常に適用されるべき内容を中心にWHY/WHAT/HOWのみ）
creating-characters
Generates Nano Banana Pro prompts for original character designs. Use when user mentions "キャラクター作成", "キャラデザ", or "オリキャラ".
creating-engineer-manga
Generates Nano Banana Pro prompts for 4-panel engineer humor comics. Use when user mentions "漫画作成", "エンジニア漫画", "4コマ", or "あるある".
weekly-news-metadata
週刊テックニュース動画のYouTubeメタデータ（タイトル・概要欄・ハッシュタグ）を生成するスキル。「週刊ニュースを作成して」「週刊テックニュースを作りたい」などのリクエストで利用。
tech-video-metadata
技術解説系YouTube動画のメタデータ(タイトル・概要欄・ハッシュタグ)を生成するスキル。プロスペクト理論を活かした損失回避の心理を使ったタイトル生成、見やすい概要欄(目次、タイムテーブル、SNSリンク含む)、体系的なハッシュタグ選定を実施。「YouTube用のタイトルを作成」「動画の概要欄を生成」などのリクエストで利用。
quote-repost
元のポストに自分のコメントや意見を加えて引用リポストするための内容を生成。「引用リポスト」「引用ツイート」などで使用。
optimize-post
原稿からXのアルゴリズムに最適化されたポスト内容を生成。「X投稿を最適化」「ツイート作成」などで使用。
technyan-x-post-generator
記事からテクにゃん.のXアカウント用ポスト投稿案を生成。日英両方の投稿案を3パターンずつ生成。
tech-blog-seo-rewriter
テックブログ記事をSEOに最適化してリライトするスキル。タイトル最適化、メタディスクリプション生成、本文のキーワード配置、コンテンツ拡充提案、古い表現の更新、構造化データ提案など、包括的なSEOライティングを実施。「SEOリライトして」「検索順位を上げたい」「記事を最適化」などのリクエストで利用。
tech-blog-seo-draft-creator
テックブログ記事の下書きをSEO最適化込みで一括作成するスキル。雑なメモから体裁を整え、タイトル・メタディスクリプション・ハッシュタグまで生成。「SEO込みで記事にして」「SEO最適化された下書きを作成して」「公開できる形にして」などのリクエストで利用。
slidev-creator
独自性のある高品質なSlidevプレゼンテーションを作成。「スライド作成」「プレゼン作成」「Slidev」などのリクエストで使用。
skill-scanner
Macで登録済みClaude agent skillsをスキャンし一覧表示。「スキルを調べて」「登録済みスキル一覧」などで使用。読み取り専用で安全に実行。
ocr
画像ファイルからテキストを抽出しクリップボードにコピー。「文字起こし」「OCR」などで使用。
note-optimizer
noteプラットフォームに最適化された記事を生成・最適化。タイトル最適化、モバイル対応、ハッシュタグ生成。「note用に最適化」「note記事作成」などで使用。
creating-illustrations
Generates high-quality image prompts for AI image generators (Midjourney, DALL-E, Stable Diffusion). Use when user mentions "イラスト作成", "画像プロンプト", "プロンプト生成", or "画像生成".
pixta-metadata
PIXTAへの出品用タイトル・タグを生成。「PIXTAタグ」「PIXTA出品」「ストックイラスト登録」と言われたら使用。
creating-tech-diagrams
Generates Nano Banana Pro prompts for technical explanation infographics. Use when user mentions "図解作成", "テック図解", or "AI解説図".
convert-image
PNG/JPG/JPEG画像をWebP、ICO、SVG形式に変換。「画像を変換して」「webpに変換」などで使用。
creating-thumbnails
Generates Nano Banana Pro prompts for blog and YouTube thumbnail images. Use when user mentions "サムネイル作成", "サムネ", "YouTube用画像", or "ブログ画像".
firewall-configuration
Configure UFW (Uncomplicated Firewall) on Ubuntu/Debian VPS servers to restrict network access and minimize attack surface by controlling inbound and outbound traffic.
auto-updates
Configure automatic security updates on Ubuntu/Debian VPS servers to patch vulnerabilities and prevent exploitation of known security flaws.
backup-strategy
Implement automated backup strategy for VPS servers with regular snapshots, off-server storage, and retention policies to enable quick disaster recovery.
fail2ban-setup
Install and configure fail2ban on VPS servers to automatically ban IP addresses that show malicious signs like too many password failures, seeking exploits, or brute-force attacks.
ssh-hardening
Harden SSH configuration on VPS servers by disabling root login, enforcing SSH key authentication, and creating non-root sudo users to prevent unauthorized access.
effect-v4
Effect v4 (beta) development and v3 → v4 migration guidance. Use when building new Effect v4 code or upgrading from v3, including API renames, behavior changes, before/after examples, and v4-specific patterns for services, layers, generators, yieldable, error handling, and schema codecs.
effect-ts
Effect-TS (Effect) guidance for TypeScript. Use when building, refactoring, reviewing, or explaining Effect code, especially for: typed error modeling (expected errors vs defects), Context/Layer/Effect.Service dependency wiring, Scope/resource lifecycles, runtime execution boundaries, schema-based decoding, concurrency/scheduling/streams, @effect/platform APIs, Effect AI workflows, and Promise/async migration.
csharp-best-practices
C# 12 / .NET 8 기준 코드 작성 가이드라인. 코드 작성 전/중에 참조하는 knowledge-base skill. Modern C# 기능과 베스트 프랙티스를 자동 주입.
wpf-mvvm-generator
WPF MVVM code generator. Creates ViewModel, View, and Model with CommunityToolkit.Mvvm source generators. Use when scaffolding new WPF features or entities following MVVM pattern.
project-setup
C#/.NET 프로젝트를 Claude Code용으로 초기화. CLAUDE.md 생성 + 컨텍스트 hook 설치 (Bash/PowerShell). Use when setting up new C# projects for Claude Code, migrating existing projects, or updating context hooks.
csharp-test-develop
C#/.NET 테스트 코드 작성. 기존 코드에 대한 단위/통합 테스트를 xUnit, Moq, FluentAssertions 기반으로 생성. 서브에이전트에 위임.
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