Browse Skills

typography-ref.md

142

1 export typography-ref

2 from "CharlesWiltgen/Axiom"

3 Apple platform typography reference (San Francisco fonts, text styles, Dynamic Type, tracking, leading, internationalization) through iOS 26

2026-01-16

display-performance.md

142

1 export display-performance

2 from "CharlesWiltgen/Axiom"

3 Use when app runs at unexpected frame rate, stuck at 60fps on ProMotion, frame pacing issues, or configuring render loops. Covers MTKView, CADisplayLink, CAMetalDisplayLink, frame pacing, hitches, system caps.

2026-01-16

ios-vision.md

142

1 export ios-vision

2 from "CharlesWiltgen/Axiom"

3 Use when implementing ANY computer vision feature - image analysis, object detection, pose detection, person segmentation, subject lifting, hand/body pose tracking.

2026-01-16

photo-library.md

142

1 export photo-library

2 from "CharlesWiltgen/Axiom"

3 PHPicker, PhotosPicker, photo selection, limited library access, presentLimitedLibraryPicker, save to camera roll, PHPhotoLibrary, PHAssetCreationRequest, Transferable, PhotosPickerItem, photo permissions

2026-01-16

ios-ui.md

142

1 export ios-ui

2 from "CharlesWiltgen/Axiom"

3 Use when building, fixing, or improving ANY iOS UI including SwiftUI, UIKit, layout, navigation, animations, design guidelines. Covers view updates, layout bugs, navigation issues, performance, architecture, Apple design compliance.

2026-01-16

ios-networking.md

142

1 export ios-networking

2 from "CharlesWiltgen/Axiom"

3 Use when implementing or debugging ANY network connection, API call, or socket. Covers URLSession, Network.framework, NetworkConnection, deprecated APIs, connection diagnostics, structured concurrency networking.

2026-01-16

core-data-diag.md

142

1 export core-data-diag

2 from "CharlesWiltgen/Axiom"

3 Use when debugging schema migration crashes, concurrency thread-confinement errors, N+1 query performance, SwiftData to Core Data bridging, or testing migrations without data loss - systematic Core Data diagnostics with safety-first migration patterns

2026-01-16

concurrency-profiling.md

142

1 export concurrency-profiling

2 from "CharlesWiltgen/Axiom"

3 Use when profiling async/await performance, diagnosing actor contention, or investigating thread pool exhaustion. Covers Swift Concurrency Instruments template, task visualization, actor contention analysis, thread pool debugging.

2026-01-16

swiftui-animation-ref.md

142

1 export swiftui-animation-ref

2 from "CharlesWiltgen/Axiom"

3 Use when implementing SwiftUI animations, understanding VectorArithmetic, using @Animatable macro, zoom transitions, UIKit/AppKit animation bridging, choosing between spring and timing curve animations, or debugging animation behavior - comprehensive animation reference from iOS 13 through iOS 26

2026-01-16

networking-diag.md

142

1 export networking-diag

2 from "CharlesWiltgen/Axiom"

3 Use when debugging connection timeouts, TLS handshake failures, data not arriving, connection drops, performance issues, or proxy/VPN interference - systematic Network.framework diagnostics with production crisis defense

2026-01-16

energy-ref.md

142

1 export energy-ref

2 from "CharlesWiltgen/Axiom"

3 Complete energy optimization API reference - Power Profiler workflows, timer/network/location/background APIs, iOS 26 BGContinuedProcessingTask, MetricKit monitoring, with all WWDC code examples

2026-01-16

extensions-widgets-ref.md

142

1 export extensions-widgets-ref

2 from "CharlesWiltgen/Axiom"

3 Use when implementing widgets, Live Activities, Control Center controls, or app extensions - comprehensive API reference for WidgetKit, ActivityKit, App Groups, and extension lifecycle for iOS 14+

2026-01-16

using-axiom.md

142

1 export using-axiom

2 from "CharlesWiltgen/Axiom"

3 Use when starting any iOS/Swift conversation - establishes how to find and use Axiom skills, requiring Skill tool invocation before ANY response including clarifying questions

2026-01-16

swiftui-debugging-diag.md

142

1 export swiftui-debugging-diag

2 from "CharlesWiltgen/Axiom"

3 Use when SwiftUI view debugging requires systematic investigation - view updates not working after basic troubleshooting, intermittent UI issues, complex state dependencies, or when Self._printChanges() shows unexpected update patterns - systematic diagnostic workflows with Instruments integration

2026-01-16

haptics.md

142

1 export haptics

2 from "CharlesWiltgen/Axiom"

3 Use when implementing haptic feedback, Core Haptics patterns, audio-haptic synchronization, or debugging haptic issues - covers UIFeedbackGenerator, CHHapticEngine, AHAP patterns, and Apple's Causality-Harmony-Utility design principles from WWDC 2021

2026-01-16

swiftui-layout.md

142

1 export swiftui-layout

2 from "CharlesWiltgen/Axiom"

3 Use when layouts need to adapt to different screen sizes, iPad multitasking, or iOS 26 free-form windows — decision trees for ViewThatFits vs AnyLayout vs onGeometryChange, size class limitations, and anti-patterns preventing device-based layout mistakes

2026-01-16

core-location.md

142

1 export core-location

2 from "CharlesWiltgen/Axiom"

3 Use for Core Location implementation patterns - authorization strategy, monitoring strategy, accuracy selection, background location

2026-01-16

metal-migration-ref.md

142

1 export metal-migration-ref

2 from "CharlesWiltgen/Axiom"

3 Use when converting shaders or looking up API equivalents - GLSL to MSL, HLSL to MSL, GL/DirectX to Metal mappings, MTKView setup code

2026-01-16

database-migration.md

142

1 export database-migration

2 from "CharlesWiltgen/Axiom"

3 Use when adding/modifying database columns, encountering "FOREIGN KEY constraint failed", "no such column", "cannot add NOT NULL column" errors, or creating schema migrations for SQLite/GRDB/SQLiteData - prevents data loss with safe migration patterns and testing workflows for iOS/macOS apps

2026-01-16

uikit-animation-debugging.md

142

1 export uikit-animation-debugging

2 from "CharlesWiltgen/Axiom"

3 Use when CAAnimation completion handler doesn't fire, spring physics look wrong on device, animation duration mismatches actual time, gesture + animation interaction causes jank, or timing differs between simulator and real hardware - systematic CAAnimation diagnosis with CATransaction patterns, frame rate awareness, and device-specific behavior

2026-01-16

photo-library-ref.md

142

1 export photo-library-ref

2 from "CharlesWiltgen/Axiom"

3 Reference — PHPickerViewController, PHPickerConfiguration, PhotosPicker, PhotosPickerItem, Transferable, PHPhotoLibrary, PHAsset, PHAssetCreationRequest, PHFetchResult, PHAuthorizationStatus, limited library APIs

2026-01-16

ios-data.md

142

1 export ios-data

2 from "CharlesWiltgen/Axiom"

3 Use when working with ANY data persistence, database, storage, CloudKit, migration, or serialization. Covers SwiftData, Core Data, GRDB, SQLite, CloudKit sync, file storage, Codable, migrations.

2026-01-16

coreml-ref.md

142

1 export coreml-ref

2 from "CharlesWiltgen/Axiom"

3 CoreML API reference - MLModel lifecycle, MLTensor operations, coremltools conversion, compression APIs, state management, compute device availability, performance profiling.

2026-01-16

swift-testing.md

142

1 export swift-testing

2 from "CharlesWiltgen/Axiom"

3 Use when writing unit tests, adopting Swift Testing framework, making tests run faster without simulator, architecting code for testability, testing async code reliably, or migrating from XCTest - covers @Test/@Suite macros,

2026-01-16