Comprehensive macOS development guidance including Swift 6+, SwiftUI, SwiftData, architecture patterns, AppKit bridging, and macOS 26 Tahoe APIs. Use for macOS code review, best practices, UI...

Build production-ready Node.js backend services with Express/Fastify, implementing middleware patterns, error handling, authentication, database integration, and API design best practices. Use...

Build production-ready Node.js backend services with Express/Fastify, implementing middleware patterns, error handling, authentication, database integration, and API design best practices. Use...

Build production-ready Node.js backend services with Express/Fastify, implementing middleware patterns, error handling, authentication, database integration, and API design best practices. Use...

Build production-ready Node.js backend services with Express/Fastify, implementing middleware patterns, error handling, authentication, database integration, and API design best practices. Use...

This skill should be used when working with Dockerfile, docker-compose.yml, compose.yml, docker-bake.hcl, .dockerignore, or any container image development. Covers Dockerfile best practices, CI...

Expert guidance on map design principles, color theory, visual hierarchy, typography, and cartographic best practices for creating effective and beautiful maps with Mapbox. Use when designing map...

Expert guidance on map design principles, color theory, visual hierarchy, typography, and cartographic best practices for creating effective and beautiful maps with Mapbox. Use when designing map...

Stop throwing everywhere - handle errors as values using Either and TaskEither for cleaner, more predictable code

Guides Kotlin documentation with KDoc for public and internal APIs. Use when documenting code, writing library docs, explaining complex logic, or creating API references. Covers KDoc syntax, best...

Phoenix framework development guidelines covering LiveView, Ecto, real-time features, and best practices for building scalable web applications with Elixir.

Provides comprehensive IBM Cloud platform guidance including compute services (VPC, Virtual Servers, IKS, OpenShift, Code Engine, Cloud Functions), storage (Object Storage, Block Storage, File...

React Native development best practices for TypeScript, functional components, performance optimization, and styling guidelines.

Implement security best practices across the application stack. Use when securing APIs, implementing authentication, preventing vulnerabilities, or conducting security reviews. Covers OWASP Top...

Performs comprehensive security audits identifying vulnerabilities, misconfigurations, and security best practice violations across applications, APIs, infrastructure, and data pipelines. Covers...

Best practices for writing production Go code. Use when writing, reviewing, or refactoring Go code. Covers error handling, concurrency, naming conventions, testing patterns, performance...

Write modern, high-performance C# code using records, pattern matching, value objects, async/await, Span<T>/Memory<T>, and best-practice API design patterns. Emphasizes functional-style...

Shared Go best practices for LlamaFarm CLI. Covers idiomatic patterns, error handling, and testing.

Best practices for monorepo development with TypeScript, React, Next.js, Expo, Turbo, and related technologies

Guidelines for C# development including Blazor, Unity game development, and .NET backend best practices