Skill Claude CodeCodex
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, custom filtering, and required Info.plist declarations.
Skill Claude CodeCodex
Apple BackgroundTasks framework for iOS/iPadOS background processing. Use when scheduling background work, refreshing app content, running long processing tasks, implementing BGAppRefreshTask, BGProcessingTask, BGContinuedProcessingTask, or dealing with BGTaskScheduler setup, registration, submission, expiration…
Skill Claude CodeCodex
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 processing or state restoration, and error handling across Apple platforms.
Skill Claude CodeCodex
Functional architecture guidance for Swift (immutability, pure functions, reducers, DI via functions).
Skill Claude CodeCodex
Step-by-step guidance for maintaining a linear Git workflow using rebases, feature branches, and fast-forward merges.
Skill Claude CodeCodex
Provides the complete Embedded Swift documentation for developing on microcontrollers, embedded systems, and baremetal applications.
Skill Claude CodeCodex
The complete Swift Programming Language book by Apple, covering syntax, features, concurrency, and the formal language reference.
Skill Claude CodeCodex
Algorithms for working with AsyncSequence: combining, throttling, debouncing, chunking, and more.
Skill Claude CodeCodex
Patterns and best practices for building robust AsyncStream and AsyncSequence types, learned from swift-async-algorithms.
Skill Claude CodeCodex
The Composable Architecture (TCA) - A library for building Swift applications with state management, composition, and testability.
Skill Claude CodeCodex
Expert guidance on Swift Concurrency best practices, patterns, and implementation. Use when developers mention: (1) Swift Concurrency, async/await, actors, or tasks, (2) "use Swift Concurrency" or "modern concurrency patterns", (3) migrating to Swift 6, (4) data races or thread safety issues, (5) refactoring closures…
Skill Claude CodeCodex
A dependency management library for Swift with controlled, testable dependencies.
Skill Claude CodeCodex
Official Swift DocC documentation markup and syntax reference.
Skill Claude CodeCodex
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 integrating with the Health app across iPhone, Apple Watch, iPad, and visionOS.
Skill Claude CodeCodex
AppKit navigation tools: bindings, animations, and macOS navigation patterns.
Skill Claude CodeCodex
A collection of tools for making navigation in Swift applications more ergonomic and powerful across SwiftUI, UIKit, and AppKit.
Skill Claude CodeCodex
Core navigation primitives for Swift: AlertState, ConfirmationDialogState, UIBinding, and observation tools.
Skill Claude CodeCodex
SwiftUI navigation tools: type-safe alerts, sheets, popovers, and navigation destinations.
Skill Claude CodeCodex
UIKit navigation tools: bindings, animations, and navigation stack management.
Skill Claude CodeCodex
Apple Observation framework for Swift. Use when modeling observable state with the @Observable macro, tracking changes with withObservationTracking, integrating with SwiftUI, or working with ObservationRegistrar and Observations async sequences.
Skill Claude CodeCodex
Swift Package Manager documentation - create packages, manage dependencies, build and test Swift code.
Skill Claude CodeCodex
A library for sharing state across your app with persistence and observation support.
Skill Claude CodeCodex
A library for snapshot testing in Swift with support for views, images, and custom formats.
Skill Claude CodeCodex
Build type-safe Swift state machines with enum states and action-based transitions. Use for lifecycle or protocol flows, reentrancy-sensitive operations, or async/concurrent workflows.