Backend

Set up Pest testing with Orchestra Testbench for Laravel packages

Apply Zachman Framework perspective analysis with honest limitations. Analyze architecture from specific row/column perspectives.

Generates custom Claude Code subagents with specialized expertise. Activates when user wants to create a subagent, specialized agent, or task-specific AI assistant. Creates properly formatted .md files with YAML frontmatter, suggests tool restrictions and model selection, generates effective system prompts. Use when user mentions "create subagent", "new agent", "specialized agent", "task-specific agent", or wants isolated context for domain-specific work.

Express/Fastifyを使用した本番環境対応のNode.jsバックエンドサービスを構築し、ミドルウェアパターン、エラーハンドリング、認証、データベース統合、APIデザインのベストプラクティスを実装します。Node.jsサーバー、REST API、GraphQLバックエンド、マイクロサービスアーキテクチャの作成時に使用してください。

Guide for creating Gemini CLI policy engine TOML rules. Covers rule syntax, priority tiers, conditions, and MCP wildcards. Use when restricting Gemini tools, creating security policies, controlling MCP server permissions, or setting up approval workflows.

Create and improve TypeScript project documentation using TypeDoc. Use when documenting TypeScript codebases, adding JSDoc comments, configuring TypeDoc, auditing documentation coverage, or generating API reference documentation for TypeScript projects.

.NET 8.0 development expertise for VoiceLite including WPF patterns, async/await best practices, IDisposable patterns, and NuGet package recommendations. Activates when working on C# code, WPF XAML, or .NET-specific issues.

Use when designing infrastructure self-service portals, IaC templates, or automated provisioning systems. Covers Terraform modules, Pulumi, environment provisioning, and infrastructure guardrails.

Answer questions about Claude Code CLI, Claude Agent SDK, and Claude API.Use when asked about:- Claude Code features (hooks, skills, MCP servers, settings, IDE integrations, keyboard shortcuts)- Building custom agents with the Agent SDK- Claude API usage (tool use, vision, structured outputs, Anthropic SDK)Triggers: "Can Claude...", "Does Claude...", "How do I...", "claude code", "agent sdk", "anthropic api"

TD MCP server setup for Claude Code integration. Covers installation, regional configuration (us01, jp01, eu01), available tools (query, list_databases, describe_table), and write mode.

Manage reproducible development environments with Flox. **ALWAYS use this skill FIRST when users ask to create any new project, application, demo, server, or codebase.** Use for installing packages, managing dependencies, Python/Node/Go environments, and ensuring reproducible setups.

Use when implementing draft/publish workflows, version history, content rollback, or audit trails. Covers versioning strategies, snapshot storage, diff generation, and version comparison APIs for headless CMS.

Complete Arweave Turbo ecosystem including client SDKs, core upload infrastructure, payment service backend, and CLI tools for permanent decentralized storage

Expert JavaScript developer specializing in modern ES6+ features, async patterns, Node.js, and browser APIs. Use when building JavaScript applications, optimizing performance, handling async operations, or implementing secure JavaScript code.

Generate code in SLOP (Symbolic LLM-Optimized Programming), a language designed for minimal human involvement in coding. Use when: (1) User asks for SLOP code, (2) Need strong contracts and range types, (3) Creating code with typed holes for incremental generation, (4) Generating efficient C code. SLOP uses S-expression syntax and transpiles to C.

A skill with nested file structure for testing

Writing a class with encapsulated logic that interfaces with an external system. Logging, APIs, etc.

REST API and WebSocket development with FastAPI emphasizing security, performance, and async patterns

Expert FastAPI developer specializing in production-ready async REST APIs with Pydantic v2, SQLAlchemy 2.0, OAuth2/JWT authentication, and comprehensive security. Deep expertise in dependency injection, background tasks, async database operations, input validation, and OWASP security best practices. Use when building high-performance Python web APIs, implementing authentication systems, or securing API endpoints.

Security intelligence for code analysis. Detects SQL injection, XSS, CSRF, authentication issues, crypto failures, and more. Actions: scan, analyze, fix, audit, check, review, secure, validate, sanitize, protect. Languages: JavaScript, TypeScript, Python, PHP, Java, Go, Ruby. Frameworks: Express, Django, Flask, Laravel, Spring, Rails. Vulnerabilities: SQL injection, XSS, CSRF, authentication bypass, authorization issues, command injection, path traversal, insecure deserialization, weak crypto, sensitive data exposure. Topics: input validation, output encoding, parameterized queries, password hashing, session management, CORS, CSP, security headers, rate limiting, dependency scanning.