LLM & Agents

AWS CLI v2 quick-reference for experienced developers. Covers compute (Lambda, ECS, EKS), storage (S3, DynamoDB, Aurora), networking (VPC, SSM tunneling), security (IAM, Secrets Manager), and GitHub Actions CI/CD. Use when asked to "write aws commands", "debug aws access", "set up cross-account roles", "configure aws cli", "assume role", "S3 bucket operations", or "deploy to ECS".

Create or update pytest coverage for the tic-tac-toe project, including win/draw detection, move validation, bot legality/optimality, and mixed human/bot turn flow. Use when adding or editing tests under the tests/ directory.

Microsoft Pragmatic Rust Application Guidelines. Use when building CLI tools, binaries, services, or user-facing applications.

対話形式の質問を通じてユーザーの技術的背景、開発スタイル、AI協働の好みを把握し、最適化されたCLAUDE.mdを生成するスキル。ユーザーが「CLAUDE.mdをカスタマイズしたい」「AIの振る舞いを自分に合わせたい」「開発スタイルに合わせた設定がしたい」と言った時に使用する。新規ユーザーのオンボーディングや、既存CLAUDE.mdの見直し時にも有効。

Implementation and troubleshooting agent - builds features and fixes bugs

Generate Midjourney V7 image prompts for website sections. Analyzes page components, extracts aspect ratios from CSS, outputs prompts with SEO filenames. Use after completing page (skills 02-06). Triggers on "generate image prompts", "midjourney prompts", "create images for page".

Write unit tests for JavaScript files using Node.js native test runner. Use when creating new scripts, fixing bugs, or when prompted about missing tests.

Use when auditing Claude Code plugin security or implementing secure practices - security guidelines with credential handling, hook safety, and MCP security for November 2025 specifications

Master authentication and authorization patterns including OAuth 2.0, OpenID Connect, JWT tokens, refresh tokens, role-based access control (RBAC), claims-based authorization, and secure token storage for .NET applications with OpenIddict and ABP Framework.

Local search/indexing CLI (BM25 + vectors + rerank) with MCP mode.

Persistent memory for Claude across conversations. Use when starting any task, before writing or editing code, before making decisions, when user mentions preferences or conventions, when user corrects your work, or when completing a task that overcame challenges. Ensures Claude never repeats mistakes and always applies learned patterns.

Use when brainstorming completes and user selects research-first option - manages parallel research subagents (up to 4) across codebase, library docs, web, and GitHub sources, synthesizing findings and auto-saving to memory before planning

Comprehensive evaluation and improvement system for Claude Skills across all ~/.claude/ locations

Complete TDD workflow for implementing business logic (use cases) and API endpoints that make tests pass. Covers Zod safeParse validation, async/await patterns, Next.js API routes, service orchestration, and Clean Architecture compliance.

Critical Android code review for Payoo Android app. Focuses on high-impact issues - naming conventions, memory leaks, UIState patterns, business logic placement, lifecycle management, and MVI/MVVM pattern violations. Use when reviewing Kotlin files, pull requests, or checking ViewModels, Activities, Fragments, UseCases, and Repositories.

Add SQLite database storage with teaching examples

Guide for implementing Grafana Tempo - a high-scale distributed tracing backend for OpenTelemetry traces. Use when configuring Tempo deployments, setting up storage backends (S3, Azure Blob, GCS), writing TraceQL queries, deploying via Helm, understanding trace structure, or troubleshooting Tempo issues on Kubernetes.

Programmatic agent definitions for the Claude Agent SDK in TypeScript and Python. Use when creating agents for SDK-based applications rather than filesystem-based Claude Code.

Game audio design patterns for creating sound effects and UI audio. Use when designing sounds for games, writing AI audio prompts (ElevenLabs, etc.), creating feedback sounds, or specifying audio for abilities/UI. Includes psychological principles from Kind Games, volume hierarchy, frequency masking prevention, and prompt engineering for AI audio generation.

Guide for creating custom slash commands for Claude Code. Use this skill when you need to extend Claude Code's capabilities with custom workflows, plugin commands, or reusable prompts defined in Markdown.