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Expert guidance on Swift Concurrency concepts. Use when working with async/await, Tasks, actors, MainActor, Sendable, isolation domains, or debugging concurrency compiler errors. Helps write safe concurrent Swi...
A collection of tools for making navigation in Swift applications more ergonomic and powerful across SwiftUI, UIKit, and AppKit
Apple HealthKit framework for health and fitness data. Use for reading/writing health samples, workout data, authorization flows, observer queries, background delivery, clinical records, activity rings, and int...
Official Swift DocC documentation markup and syntax reference
Algorithms for working with AsyncSequence: combining, throttling, debouncing, chunking, and more
The Composable Architecture (TCA) - A library for building Swift applications with state management, composition, and testability
Apple Core Bluetooth framework for BLE and Bluetooth Classic. Use for central/peripheral workflows, scanning, connecting, advertising, GATT services/characteristics, read/write/notify, L2CAP, background process...
UIKit navigation tools: bindings, animations, and navigation stack management
Provides the complete Embedded Swift documentation for developing on microcontrollers, embedded systems, and baremetal applications.
Core navigation primitives for Swift: AlertState, ConfirmationDialogState, UIBinding, and observation tools
A library for working with enum cases as first-class values, enabling key path-like access to enum cases
Swift Package Manager documentation - create packages, manage dependencies, build and test Swift code
A dependency management library for Swift with controlled, testable dependencies
A library for snapshot testing in Swift with support for views, images, and custom formats
AppKit navigation tools: bindings, animations, and macOS navigation patterns
AccessorySetupKit for privacy-preserving discovery and setup of Bluetooth, Wi-Fi, or Wi-Fi Aware accessories. Use for discovery sessions, picker-based authorization, migration, accessory renaming or removal, cu...
Analyzes conversation history to improve CLAUDE.md files. Use when you notice patterns in how Claude misunderstands requests, want to consolidate repeated guidance, or improve instruction clarity based on actua...
Audits Claude Code hooks for correctness, safety, and performance. Use when reviewing, validating, or debugging hooks, checking exit codes, error handling, or learning hook best practices.
Guide for authoring slash commands. Use when creating, building, reviewing, or improving commands, learning command best practices, or deciding when to use commands vs skills.
Expert in uv, the ultra-fast Python package manager and project tool. Use when setting up Python projects, managing dependencies, creating virtual environments, installing Python versions, working with lockfile...
Analyze codebase with parallel Explore agents to produce .planning/codebase/ documents. Use for brownfield project onboarding, refreshing codebase understanding after significant changes, before major refactori...
Validates agent configurations for model selection, tool permissions, focus areas, and approach quality. Use when reviewing, auditing, improving agents, or learning agent best practices.
Analyzes development sessions to extract patterns, preferences, and learnings. Use after significant work sessions to capture insights, document system understanding, and improve future interactions.
Orchestrates comprehensive audits of Claude Code customizations using specialized auditors. Use when auditing multiple components, asking about naming/organization best practices, or needing thorough validation...
The default order uses GitHub repository stars from our indexed data. Stars belong to the source repository and may be shared by multiple skills. They indicate repository interest, not skill installs or an independent quality score.