全部能力

ALWAYS use when working with Angular i18n, internationalization, localization, translations, or multi-language support in Angular applications.

ALWAYS use when working with Angular Reactive programming, BehaviorSubject, Observable patterns, or reactive state management in Angular.

Use for bun:sqlite, SQLite operations, prepared statements, transactions, and queries.

When the user wants to plan, design, or implement an A/B test or experiment. Also use when the user mentions "A/B test," "split test," "experiment," "test this…

Azure Cosmos DB partition keys, consistency levels, change feed, SDK patterns

API design patterns for REST/GraphQL framework design, versioning strategies, and RFC 9457 error handling. Use when designing API endpoints, choosing…

Generate sports trivia questions by sport/era/difficulty. Multiple formats with obscure stats, fun facts, pub quiz ready content.

Use when implementing deformation effects, bounce animations, impact responses, or any motion requiring organic elasticity and weight expression.

Guide the understanding and management of trade settlement and clearing processes. Use when designing settlement workflows for T+1 compliance, understanding…

Legal document generation and compliance guidance for indie Apple developers. Covers privacy policies, terms of service, EULAs, GDPR/CCPA/DPDP compliance, and…

Use when building multi-part animation sequences - staggered reveals, choreographed UI, coordinated motion where multiple elements work together

Shopify app development - Remix, Admin API, checkout extensions

Design and operate reconciliation processes that ensure data accuracy across portfolio management custodian and clearing systems. Use when building or…

Comprehensive guide for TanStack ecosystem in React - Query/DB for data fetching, Form for form handling, and Router for client-side routing. Use when working…

nginx C module development guidelines based on the official nginx development guide. This skill should be used when writing, reviewing, or refactoring nginx C…

Generates pure SVG code animations using flat design and CSS keyframes. Use when user asks for SVG code, Lottie alternatives, vector illustrations, or…

The local-first Craigslist watcher and triage tool that knows what's a repost, what's a scam, and what just dropped in price. Trigger phrases: `watch…

Guide the design and implementation of order lifecycle management in trading systems. Use when building an order state machine for an OMS or EMS, implementing…

Background context for housing loan tax credit (住宅ローン控除) in the shinkoku tax filing plugin. Contains eligibility requirements, credit limits, calculation rules, and interaction with furusato-nozei for the current tax year. This skill is not user-invocable — Claude loads it automatically when responding to housing loan tax credit questions or calculations.

Use when animation is limited by browser support, platform capabilities, or technical requirements