home / skills / charleswiltgen / axiom

charleswiltgen/axiom

Battle-tested Claude Code skills for modern xOS (iOS, iPadOS, watchOS, tvOS) development

144 skills

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axiom-assume-isolated

charleswiltgen/axiom

This skill helps you safely access actor-isolated state synchronously when you know the correct isolation, reducing async overhead.

axiom-apple-docs

charleswiltgen/axiom

This skill helps you fetch authoritative Apple API details and Swift diagnostics from bundled docs to ensure correct usage and diagnostics.

axiom-background-processing

charleswiltgen/axiom

This skill helps you debug and optimize iOS background tasks with BGTaskScheduler, registration checks, and Swift 6 cancellation patterns.

axiom-ios-concurrency

charleswiltgen/axiom

This skill helps you resolve Swift 6 concurrency issues and optimize async code across actors, MainActor, and Sendable with safe patterns.

charleswiltgen/axiom

This skill implements on-device speech-to-text with SpeechAnalyzer, delivering live and file transcription while preserving timing and privacy.

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charleswiltgen/axiom

This skill helps you deploy on-device CoreML models, optimize conversion and compression, and manage KV-cache and multi-function adapters.

charleswiltgen/axiom

Use when implementing speech-to-text, live transcription, or audio transcription. Covers SpeechAnalyzer (iOS 26+), SpeechTranscriber, volatile/finalized results, AssetInventory model management, audio format handling.

axiom-realitykit

charleswiltgen/axiom

This skill helps you build AR and 3D RealityKit experiences with ECS architecture, SwiftUI integration, and performance optimizations.

axiom-now-playing-musickit

charleswiltgen/axiom

This skill helps you rely on MusicKit to auto-update Now Playing info when playing Apple Music content, avoiding manual overrides.

axiom-spritekit-ref

charleswiltgen/axiom

This skill helps you quickly reference SpriteKit APIs, node types, physics, actions, and textures to accelerate iOS game development.

charleswiltgen/axiom

This skill helps maintain SceneKit code and plan migration to RealityKit, covering scene graph, materials, physics, animation, and SwiftUI integration.

axiom-app-shortcuts-ref

charleswiltgen/axiom

This skill helps you implement App Shortcuts for instant Siri/Spotlight availability and dynamic updates across iOS 16+.

charleswiltgen/axiom

This skill helps you diagnose and fix iOS UI issues across SwiftUI and UIKit, improving layout, navigation, and performance.

axiom-accessibility-diag

charleswiltgen/axiom

This skill provides accessibility diagnostics for iOS/macOS apps, guiding fixes for VoiceOver, Dynamic Type, contrast, touch targets, keyboard navigation, and

axiom-app-discoverability

charleswiltgen/axiom

This skill helps you boost iOS app discoverability by coordinating App Intents, Shortcuts, Core Spotlight, and NSUserActivity across surfaces.

axiom-app-intents-ref

charleswiltgen/axiom

This skill helps you integrate App Intents for Siri, Shortcuts, and Spotlight, exposing actions, entities, and parameters across iOS ecosystems.

axiom-app-store-connect-ref

charleswiltgen/axiom

This skill helps you master App Store Connect crash analysis and TestFlight feedback workflows for efficient metrics, exports, and triage.

axiom-apple-docs-research

charleswiltgen/axiom

This skill helps you research Apple frameworks and WWDC transcripts efficiently by guiding you to full transcripts, code samples, and official docs via Chrome.

axiom-auto-layout-debugging

charleswiltgen/axiom

This skill guides systematic Auto Layout debugging for iOS by diagnosing constraint errors, ambiguous layouts, and misaligned views to reduce debugging time.

axiom-background-processing-ref

charleswiltgen/axiom

This skill helps developers implement and troubleshoot iOS background processing using BGTaskScheduler and related APIs with WWDC examples.

axiom-background-processing-diag

charleswiltgen/axiom

This skill guides you through symptom-based background task diagnostics with actionable steps and time-cost analysis to diagnose and fix iOS background tasks.

axiom-camera-capture-diag

charleswiltgen/axiom

This skill helps you diagnose iOS AVFoundation camera issues by guiding threading, session state, permissions, and rotation fixes.

axiom-camera-capture

charleswiltgen/axiom

This skill helps you implement a production-ready camera capture UX with AVFoundation, including session management, rotation handling, and zero-lag photo

axiom-cloudkit-ref

charleswiltgen/axiom

This skill helps implement robust CloudKit sync across SwiftData, CKSyncEngine, and Raw APIs, guiding database setup, conflict resolution, and monitoring.

axiom-concurrency-profiling

charleswiltgen/axiom

This skill helps diagnose and optimize Swift async/await performance by profiling concurrency in Instruments, identifying actor contention and thread pool

charleswiltgen/axiom

This skill helps you master Swift Codable patterns with automatic synthesis, CodingKeys, and robust date handling for reliable JSON encoding and decoding.

axiom-core-data

charleswiltgen/axiom

This skill guides choosing Core Data over SwiftData, sets up the stack, models relationships, and avoids concurrency issues across iOS versions.

axiom-core-location

charleswiltgen/axiom

This skill helps you implement robust Core Location patterns, preventing battery drain and background failures while improving accuracy and user consent

axiom-core-data-diag

charleswiltgen/axiom

This skill helps you diagnose Core Data issues and optimize migrations with safety-first patterns across devices for reliable applications.

axiom-in-app-purchases

charleswiltgen/axiom

This skill helps you implement robust, testable in-app purchases with StoreKit 2, centralizing logic, validation, and restoration for all product types.

charleswiltgen/axiom

This skill helps you diagnose and reduce energy drain by guiding Power Profiler, subsystem targeting, and anti-pattern fixes for iOS devices.

axiom-energy-ref

charleswiltgen/axiom

This skill guides iOS energy optimization with Power Profiler workflows, timers, network, location, and background APIs, using WWDC examples to reduce power

axiom-file-protection-ref

charleswiltgen/axiom

This skill helps you implement and reason about iOS file protection levels to keep data secure on device and at rest.

axiom-foundation-models-ref

charleswiltgen/axiom

This skill helps you integrate on-device foundation models with safe structured outputs, streaming, and WWDC code examples for robust iOS development.

axiom-getting-started

charleswiltgen/axiom

This skill guides you through a quick onboarding to discover the most relevant Axiom skills for your project and focus.

axiom-hang-diagnostics

charleswiltgen/axiom

This skill helps diagnose and resolve app hangs by guiding main thread analysis, profiling, and targeted fixes from Organizer, MetricKit, or Time Profiler.

charleswiltgen/axiom

This skill helps you apply Apple HIG guidance for colors, typography, and dynamics to build accessible, consistent iOS interfaces.

axiom-ios-accessibility

charleswiltgen/axiom

This skill helps you audit and fix iOS accessibility issues across VoiceOver, Dynamic Type, color contrast, and App Store readiness.

axiom-ios-games

charleswiltgen/axiom

This skill guides building 2D or 3D iOS games with SpriteKit, SceneKit, or RealityKit, covering architecture, input, rendering, and performance optimizations.

charleswiltgen/axiom

This skill guides data persistence decisions and migrations across iOS storage, CloudKit, and Codable, ensuring safe, scalable data management.

charleswiltgen/axiom

This skill helps implement Apple Intelligence and on-device AI using Foundation Models, LanguageModelSession, and Generable for structured output.

axiom-ios-graphics

charleswiltgen/axiom

This skill helps you optimize and migrate GPU rendering on iOS with Metal, shaders, and RealityKit, improving performance and visuals.

axiom-ios-performance

charleswiltgen/axiom

This skill helps identify and resolve iOS performance issues, from memory leaks to profiling, optimizing app responsiveness and battery life.

axiom-liquid-glass

charleswiltgen/axiom

This skill helps you implement, review, and troubleshoot Liquid Glass to ensure legible, adaptive, high-performance UI across Apple platforms.

axiom-localization

charleswiltgen/axiom

This skill helps you localize apps using String Catalogs, handle plurals and RTL, and migrate from legacy files with type-safe symbols.

axiom-metal-migration

charleswiltgen/axiom

This skill guides migration from OpenGL/DirectX to Metal, planning phased rewrites, evaluating translation layers, and optimizing for Apple platforms.

axiom-liquid-glass-ref

charleswiltgen/axiom

This skill guides planning and auditing Liquid Glass adoption across an app, ensuring compatibility, accessibility, and platform-specific visual updates.

axiom-networking

charleswiltgen/axiom

This skill helps you implement robust Network.framework connections and diagnose failures across iOS 12-26+ with structured concurrency patterns.

axiom-metrickit-ref

charleswiltgen/axiom

This skill helps you integrate MetricKit data, parse metrics and diagnostics, and export insights to diagnose performance issues on Apple platforms.

axiom-network-framework-ref

charleswiltgen/axiom

This skill helps you master Network.framework usage across iOS 12-26 with TLV, coder, and migration guidance to optimize connectivity and performance.

axiom-metal-migration-diag

charleswiltgen/axiom

This skill guides Metal porting diagnosis from black screens to shader errors, helping you quickly fix issues and restore correct rendering.

axiom-networking-legacy

charleswiltgen/axiom

This skill helps you implement and migrate legacy NWConnection patterns on iOS 12-25, guiding TLS, completion handlers, and UDP batching for backward

axiom-now-playing

charleswiltgen/axiom

This skill helps diagnose and fix Now Playing issues on iOS 18+, ensuring metadata appears, controls respond, artwork correct, and state stays in sync.

axiom-networking-migration

charleswiltgen/axiom

This skill helps migrate iOS networking code across BSD sockets NWConnection NetworkConnection and URLSession StreamTask, improving performance and reliability.

axiom-ownership-conventions

charleswiltgen/axiom

This skill helps you optimize large value type performance by applying explicit borrowing and consuming ownership to reduce copies and ARC traffic.

axiom-photo-library

charleswiltgen/axiom

This skill guides you to implement photo library access with PHPicker and PhotosPicker, handling limited access and saving media to the camera roll.

axiom-photo-library-ref

charleswiltgen/axiom

This skill helps you integrate and use iOS photo library APIs in SwiftUI and UIKit to select, load, and save images efficiently.

axiom-realitykit-diag

charleswiltgen/axiom

This skill guides rapid RealityKit diagnostics for visibility, tracking, gestures, performance, materials, and multiplayer sync to reduce debugging time.

axiom-realitykit-ref

charleswiltgen/axiom

This skill helps you quickly access and understand RealityKit API references for entities, components, materials, physics, animation, and accessibility.

axiom-privacy-ux

charleswiltgen/axiom

This skill helps you implement privacy manifests, ATT UX, and Privacy Nutrition Labels with just-in-time permissions for compliant, user-friendly apps.

axiom-spritekit

charleswiltgen/axiom

This skill helps you develop reliable SpriteKit games by mastering scene management, physics, actions, and rendering optimizations.

axiom-scenekit-ref

charleswiltgen/axiom

This skill maps SceneKit concepts to RealityKit equivalents, guiding migration, API references, and scene graph translations for efficient iOS software

axiom-sqlitedata

charleswiltgen/axiom

This skill enables type-safe SQLite data queries with CloudKit sync, delivering near-raw performance for large datasets through structured Swift patterns.

axiom-spritekit-diag

charleswiltgen/axiom

This skill helps diagnose SpriteKit issues by guiding you through common symptoms and fixes with actionable steps.

axiom-sf-symbols-ref

charleswiltgen/axiom

This skill provides complete SF Symbols API reference with rendering modes, effects, configurations, UIKit equivalents, and platform availability for iOS 17-26.

axiom-sf-symbols

charleswiltgen/axiom

This skill helps you implement and troubleshoot SF Symbols rendering modes, effects, and Draw animations across iOS 17 and SF Symbols 7

axiom-swift-concurrency

charleswiltgen/axiom

This skill helps you debug and implement Swift 6 concurrency patterns with actor isolation and async/await to reduce data races and improve UI responsiveness.

axiom-sqlitedata-ref

charleswiltgen/axiom

This skill helps you master advanced SQLiteData querying and schema composition in Swift, enabling reusable column groups, enums, and efficient joins.

axiom-storage-management-ref

charleswiltgen/axiom

This skill helps you manage iOS storage, purge policies, and URL resource values to optimize disk usage and prevent low storage.

axiom-swift-testing

charleswiltgen/axiom

This skill helps you adopt Swift Testing to write fast, reliable unit tests using macros, with parallel execution and async support.

axiom-swiftdata-migration-diag

charleswiltgen/axiom

This skill helps diagnose and triage SwiftData migration failures on real devices with targeted patterns, checks, and actionable remediation steps.

axiom-swiftui-debugging-diag

charleswiltgen/axiom

This skill helps you diagnose and fix SwiftUI view update issues with structured patterns, Instruments workflows, and safe diagnostic practices.

axiom-swiftui-26-ref

charleswiltgen/axiom

This skill guides implementing iOS 26 SwiftUI features, enabling Liquid Glass, AttributedString, WebView, Animatable, drag and drop, and visionOS integration.

axiom-swiftui-debugging

charleswiltgen/axiom

This skill guides SwiftUI debugging across view updates, previews, and layout, using diagnostic trees to pinpoint root causes quickly and avoid misdiagnosis.

axiom-swiftui-animation-ref

charleswiltgen/axiom

This skill guides you through implementing, tuning, and debugging SwiftUI animations using VectorArithmetic, Animatable protocol, and iOS 26 features.

axiom-swiftui-gestures

charleswiltgen/axiom

This skill helps you implement and debug SwiftUI gestures, composing patterns, managing state, and ensuring accessibility across platforms.

axiom-swiftui-architecture

charleswiltgen/axiom

This skill helps you organize SwiftUI architecture by choosing patterns, separating logic, and improving testability across MVVM, TCA, and native approaches.

axiom-swiftui-containers-ref

charleswiltgen/axiom

This skill helps you master SwiftUI containers and scroll enhancements across stacks, grids, outlines, and lists with practical usage patterns.

axiom-swiftui-nav-diag

charleswiltgen/axiom

This skill helps you diagnose SwiftUI navigation issues quickly by guiding systematic checks and production-ready diagnostics to identify root causes.

axiom-synchronization

charleswiltgen/axiom

This skill helps you implement thread-safe synchronization primitives in Swift, choosing mutex, atomic, or OS locks for performance-critical code.

axiom-memory-debugging

charleswiltgen/axiom

This skill helps diagnose memory leaks in iOS/macOS apps by guiding systematic detection, patterns, and fixes for leaks, jetsam, and memory growth.

axiom-realm-migration-ref

charleswiltgen/axiom

This skill guides you through migrating from Realm to SwiftData, covering pattern equivalents, concurrency, CloudKit sync, and production migration steps.

axiom-swiftui-layout-ref

charleswiltgen/axiom

This skill helps you master SwiftUI adaptive layouts by guiding ViewThatFits, AnyLayout, and Layout protocol usage for responsive interfaces.

axiom-testing-async

charleswiltgen/axiom

This skill helps you test async Swift code with Swift Testing by validating confirmations, MainActor isolation, and parallel execution.

axiom-swiftui-performance

charleswiltgen/axiom

This skill helps you diagnose and optimize SwiftUI performance by guiding you through Instruments 26 workflows, updates, and rendering bottlenecks.

axiom-swiftui-search-ref

charleswiltgen/axiom

This skill helps you implement SwiftUI search across lists, enabling suggestions, scopes, tokens, and programmatic focus to improve user discovery.

axiom-textkit-ref

charleswiltgen/axiom

This skill provides a complete TextKit 2 reference, guiding architecture, migration, and SwiftUI integration to accelerate iOS text handling.

axiom-testflight-triage

charleswiltgen/axiom

This skill helps you triage TestFlight crashes and feedback efficiently by guiding symbolication, crash reading, and targeted triage steps in Organizer.

axiom-typography-ref

charleswiltgen/axiom

This skill provides a comprehensive Apple typography reference, guiding SF font families, dynamic type, tracking, leading, and internationalization for iOS

charleswiltgen/axiom

This skill helps you implement vision-based subject segmentation, text recognition, and document scanning using Vision APIs across iOS devices.

axiom-using-axiom

charleswiltgen/axiom

This skill ensures you check for Axiom capabilities before responding to iOS/Swift tasks, guiding tool usage and improving accuracy.

axiom-ui-testing

charleswiltgen/axiom

This skill helps you stabilize UI tests by applying condition-based waiting, cross-device strategies, and video-based debugging to reduce flakiness and CI

axiom-vision-ref

charleswiltgen/axiom

This skill helps you implement computer vision tasks using Vision framework APIs for hand and body pose, segmentation, OCR, and document scanning.

axiom-vision-diag

charleswiltgen/axiom

This skill helps you diagnose Vision framework issues across iOS by guiding environment, confidence, threading, and coordinate fixes.

axiom-xctrace-ref

charleswiltgen/axiom

This skill automates Instruments profiling with xctrace in headless CI workflows, enabling fast performance insights and XML export for analysis.

axiom-foundation-models-diag

charleswiltgen/axiom

This skill helps diagnose Foundation Models issues on-device, condensing context, validating availability, language support, and output quality for reliable

charleswiltgen/axiom

This skill helps you write high-performance GRDB queries, manage migrations, and observe reactive data updates with type-safe raw SQL in iOS/macOS apps.

axiom-ios-integration

charleswiltgen/axiom

This skill streamlines iOS system integrations by routing tasks for Siri, widgets, Camera, StoreKit, localization, and privacy across app features.

charleswiltgen/axiom

This skill helps you optimize CoreML workflows by guiding model loading, compute device selection, tensor operations, and performance profiling across iOS

axiom-ios-networking

charleswiltgen/axiom

This skill helps you diagnose and migrate iOS networking issues to URLSession or Network.framework efficiently, improving reliability and performance.