Nuxt 3/4 performance optimization and architecture guidelines for building fast, maintainable full-stack applications. This skill should be used when writing, reviewing, or refactoring Nuxt code...

Framework-agnostic testing principles. Extends core-coding-standards with test-specific patterns. Use when writing, reviewing, or debugging tests.

Systematic problem-solving techniques for stuck-ness. Techniques: simplification cascade (complexity spirals), collision-zone thinking (innovation blocks), meta-pattern recognition (recurring...

Search code by AST structure using ast-grep. Find semantic patterns like function calls, imports, class definitions instead of text patterns. Triggers on: find all calls to X, search for pattern,...

Clerk authentication router. Use when user asks about adding authentication, setting up Clerk, custom sign-in flows, Next.js patterns, organizations, syncing users, or testing. Automatically...

ClickHouse database patterns, query optimization, analytics, and data engineering best practices for high-performance analytical workloads.

ClickHouse database patterns, query optimization, analytics, and data engineering best practices for high-performance analytical workloads.

Android and Kotlin development patterns. Extends platform-mobile with Android-specific rules. Use when building Android apps.

iOS and Swift development patterns. Extends platform-mobile with iOS-specific rules. Use when building iOS apps.

Mobile-specific visual design patterns — touch targets, gestures, and platform conventions. Use when designing mobile interfaces.

Node.js development principles and decision-making. Framework selection, async patterns, security, and architecture. Teaches thinking, not copying.

Node.js development principles and decision-making. Framework selection, async patterns, security, and architecture. Teaches thinking, not copying.

Platform-specific building systems for mobile, VR, and accessibility. Use when implementing touch controls for building games, VR spatial input, colorblind-friendly feedback, or cross-platform...

Comprehensive guide for Effect-TS, the functional TypeScript library. Use when building Effect applications, especially MCP servers. Covers correct APIs, common misconceptions, and MCP-specific patterns.

Router for web form development. Use when creating forms, handling validation, user input, or data entry across React, Vue, or vanilla JavaScript. Routes to 7 specialized skills for accessibility,...

Prisma ORM schema design and query patterns. Extends platform-database with Prisma-specific rules. Use when working with Prisma.

Vitest-specific testing utilities, mocking, and assertion patterns. Extends platform-testing with Vitest rules. Use when writing tests with Vitest.

React-specific component, hook, and rendering patterns. Extends platform-frontend with React rules. Use when writing React components or hooks.

Best practices and workflows for the Spotify Web API. Use when building apps that interact with Spotify to: (1) Handle rate limits and 429 errors, (2) Implement efficient polling strategies, (3)...

Cross-platform mobile development patterns. Extends core-coding-standards with mobile-specific rules. Use when building mobile apps.