Mobile Development Agent Skills

MetricKit API Reference

Provides comprehensive code patterns and API references for implementing Apple's MetricKit to monitor app performance and diagnostics.

Axiom iOS Hang Diagnostics

Diagnoses and resolves application hangs in xOS apps by identifying main thread bottlenecks and implementing asynchronous patterns.

Flutter UI & Widget Standards

Optimizes Flutter development by enforcing best practices for performant, maintainable, and reusable widget composition.

Android Dependency Injection (Hilt)

Implements standardized Dagger Hilt patterns for robust Android dependency injection and modular architecture.

React Native State Management

Implements industry-standard state management patterns for React Native using Context, Zustand, Redux Toolkit, and TanStack Query.

iOS Localization & Assets

Standardizes iOS application localization and asset management using modern Xcode workflows and Swift best practices.

iPadOS Design Expert

Implements Apple Human Interface Guidelines for iPad, focusing on multitasking, adaptive layouts, and native interactions.

AsyncRedux Persistence

Implements robust local state persistence and restoration for Flutter applications using the AsyncRedux framework.

xcsift Swift & Xcode Formatter

Transforms verbose Swift and Xcode build outputs into token-efficient TOON format for optimized AI analysis.

Xcode Build Formatter (xcsift)

Transforms verbose Xcode and Swift build outputs into token-efficient structured data for AI coding agents.

iOS Accessibility Router

Audits and optimizes iOS applications for accessibility standards including VoiceOver, Dynamic Type, and WCAG compliance.

Axiom Performance Profiling

Diagnoses and resolves iOS app performance issues using Xcode Instruments decision trees and deep profiling workflows.

Apple Typography Reference

Provides a comprehensive technical reference for Apple platform typography including San Francisco fonts, Dynamic Type, and SwiftUI text styling.

iOS File Protection Reference

Provides comprehensive guidance and implementation patterns for iOS hardware-accelerated file encryption and data protection APIs.

Foundation Models Reference

Provides a comprehensive technical reference for Apple's on-device Foundation Models framework using Swift and WWDC 2025 patterns.

iOS Data & Persistence Router

Orchestrates data persistence strategies, database migrations, and cloud synchronization for modern iOS and xOS application development.

Liquid Glass Reference

Provides a comprehensive reference guide for adopting the Liquid Glass design system and dynamic layered iconography across modern Apple platforms.

CarPlay Now Playing Integration

Integrates CarPlay Now Playing templates and media controls into iOS audio applications using standard media frameworks.

Swift Actor Isolation Guard

Guides developers in using synchronous actor access and assumeIsolated patterns for Swift concurrency.

Camera Capture Diagnostics

Diagnoses and resolves AVFoundation camera issues including preview freezes, rotation errors, and session interruptions for Apple platforms.

Swift Performance Optimization (Axiom)

Optimizes Swift code performance through memory management, ARC tuning, and advanced language features.

SwiftUI Animation Reference

Implements high-performance SwiftUI animations using modern patterns, from foundational VectorArithmetic to the iOS 26 @Animatable macro.

Core Location Diagnostics

Troubleshoots and resolves Core Location failures, including background updates, geofencing, and authorization issues for Apple platforms.

Axiom Display Performance

Optimizes iOS display performance and ProMotion frame rates for smooth, high-refresh-rate applications.

Axiom Auto Layout Debugging

Streamlines the resolution of iOS Auto Layout constraint conflicts and layout errors through a systematic debugging workflow.

Foundation Models Diagnostics

Diagnoses and resolves issues with Apple Intelligence Foundation Models, including context limits, guardrail violations, and availability errors.

Legacy iOS Networking Patterns

Provides battle-tested NWConnection patterns for iOS 12-25 applications using completion handlers and legacy networking APIs.

Axiom iOS Computer Vision

Implements advanced computer vision features like pose tracking, OCR, and subject segmentation using Apple's Vision framework.

Core Location Implementation Patterns

Implements high-performance, battery-efficient Core Location patterns for modern Apple platforms while avoiding common authorization and background execution pitfalls.

iOS App Discoverability

Implements a comprehensive 6-step strategy to surface iOS apps in Spotlight, Siri suggestions, and system-wide search experiences.