Mobile Development Agent Skills

React Native Web Styling

72

Implements responsive, cross-platform styling patterns for React Native Web applications using the StyleSheet API and established best practices.

Swift Best Practices

65

Applies modern Swift 6+ best practices for writing and reviewing safe, concurrent, and high-quality iOS and macOS code.

SwiftUI Navigation Reference

61

Provides a comprehensive technical reference for implementing data-driven SwiftUI navigation patterns, including NavigationStack, NavigationSplitView, and state restoration.

Build Performance Optimization

61

Optimizes Apple platform build times through systematic measurement, Swift type-checking analysis, and Xcode configuration tuning.

Foundation Models

61

Implements on-device AI using Apple's Foundation Models framework while ensuring performance, type safety, and efficient context management.

Apple Platform Networking

61

Implements modern Network.framework patterns for Apple platforms while preventing deprecated API usage and common reachability anti-patterns.

In-App Purchases

61

Implements robust, testable in-app purchase systems using StoreKit 2 with a testing-first workflow and centralized transaction handling.

UIKit Animation Debugging

61

Diagnoses and resolves complex Core Animation issues including timing mismatches, failing completion handlers, and device-specific visual jank.

Memory Debugging

61

Diagnoses and resolves memory leaks, retain cycles, and performance regressions in iOS and macOS applications using systematic profiling techniques.

AVFoundation Audio Reference

61

Provides comprehensive implementation guidance and reference patterns for AVFoundation audio APIs, including spatial audio capture and system audio session management.

Xcode Debugging

61

Diagnoses and resolves common Xcode environment issues like stale builds, simulator hangs, and zombie processes using a systematic, environment-first approach.

Objective-C Block Retain Cycles

61

Diagnoses and resolves memory leaks in Objective-C by identifying circular references in blocks and implementing the mandatory weak-strong pattern.

Modern Swift Engineering

61

Implements modern Swift 6+ concurrency patterns, actors, and async/await for building safe, data-race-free applications.

Swift Haptics Engineering

61

Implements tactile feedback patterns and custom haptic experiences for Swift and iOS applications using industry best practices.

SwiftUI Patterns (iOS 17+)

61

Implements modern iOS 17+ SwiftUI architecture and patterns to eliminate boilerplate and leverage native observation APIs.

Swift Diagnostics

61

Provides systematic diagnostic workflows and decision trees for resolving iOS/macOS navigation, build, and memory issues.

Foundation Models for Apple AI

61

Implements on-device AI features like summarization and classification using Apple's Foundation Models framework in Swift.

Swift Localization & i18n

61

Streamlines Swift internationalization workflows using modern String Catalogs, pluralization patterns, and Right-to-Left layout support.

Swift Network Engineering

61

Implements and optimizes high-performance TCP, UDP, and QUIC connections using Apple's Network.framework for robust iOS applications.

iOS StoreKit Engineering

61

Implements robust in-app purchases and StoreKit 2 subscriptions using async/await patterns and SwiftUI integration.

Swift Package Doc Generator

61

Generates on-demand API documentation for Swift package dependencies directly from Xcode build artifacts.

Cloud Sync Diagnostics

61

Provides a systematic framework for diagnosing and resolving iCloud Drive and CloudKit synchronization issues on Apple platforms.

CloudKit Reference

61

Provides comprehensive implementation patterns and best practices for structured data synchronization using CloudKit, CKSyncEngine, and SwiftData.

SwiftUI Navigation

61

Implements robust SwiftUI navigation patterns, deep linking, and state restoration for modern xOS applications while preventing common state corruption bugs.

Swift Codable Patterns

61

Provides comprehensive guidance and implementation patterns for Swift Codable protocol conformance across JSON and PropertyList serialization.

App Intents Integration Reference

61

Integrates Apple's App Intents framework to surface app functionality across Siri, Shortcuts, Spotlight, and Apple Intelligence.

Extensions & Widgets

61

Implements high-performance iOS widgets, Live Activities, and Control Center controls using battle-tested architectural patterns and memory management strategies.

Swift Concurrency

61

Implements Swift 6 strict concurrency patterns and actor isolation to build responsive, data-race-safe xOS applications.

Foundation Models Diagnostics

61

Diagnoses and resolves Apple Intelligence Foundation Models issues including context limits, guardrail violations, and performance bottlenecks.

SwiftUI Debugging

61

Provides diagnostic decision trees and best practices for rapidly identifying and fixing SwiftUI view update failures, preview crashes, and layout inconsistencies.