Browse Skills

assume-isolated.md

142

1 export assume-isolated

2 from "CharlesWiltgen/Axiom"

3 Use when needing synchronous actor access in tests, legacy delegate callbacks, or performance-critical code. Covers MainActor.assumeIsolated, @preconcurrency protocol conformances, crash behavior, Task vs assumeIsolated.

2026-01-16

apple-docs-research.md

142

1 export apple-docs-research

2 from "CharlesWiltgen/Axiom"

3 Use when researching Apple frameworks, APIs, or WWDC sessions - provides techniques for retrieving full transcripts, code samples, and documentation using Chrome browser and sosumi.ai

2026-01-16

foundation-models-diag.md

142

1 export foundation-models-diag

2 from "CharlesWiltgen/Axiom"

3 Use when debugging Foundation Models issues — context exceeded, guardrail violations, slow generation, availability problems, unsupported language, or unexpected output. Systematic diagnostics with production crisis defense.

2026-01-16

sqlitedata.md

142

1 export sqlitedata

2 from "CharlesWiltgen/Axiom"

3 SQLiteData queries, @Table models, Point-Free SQLite, RETURNING clause, FTS5 full-text search, CloudKit sync, CTEs, JSON aggregation, @DatabaseFunction

2026-01-16

swiftdata-migration.md

142

1 export swiftdata-migration

2 from "CharlesWiltgen/Axiom"

3 Use when creating SwiftData custom schema migrations with VersionedSchema and SchemaMigrationPlan - property type changes, relationship preservation (one-to-many, many-to-many), the willMigrate/didMigrate limitation, two-stage migration patterns, and testing migrations on real devices

2026-01-16

ios-accessibility.md

142

1 export ios-accessibility

2 from "CharlesWiltgen/Axiom"

3 Use when fixing or auditing ANY accessibility issue - VoiceOver, Dynamic Type, color contrast, touch targets, WCAG compliance, App Store accessibility review.

2026-01-16

now-playing.md

142

1 export now-playing

2 from "CharlesWiltgen/Axiom"

3 Use when Now Playing metadata doesn't appear on Lock Screen/Control Center, remote commands (play/pause/skip) don't respond, artwork is missing/wrong/flickering, or playback state is out of sync - provides systematic diagnosis, correct patterns, and professional push-back for audio/video apps on iOS 18+

2026-01-16

swiftui-nav-ref.md

142

1 export swiftui-nav-ref

2 from "CharlesWiltgen/Axiom"

3 Reference — Comprehensive SwiftUI navigation guide covering NavigationStack (iOS 16+), NavigationSplitView (iOS 16+), NavigationPath, deep linking, state restoration, Tab+Navigation integration (iOS 18+), Liquid Glass navigation (iOS 26+), and coordinator patterns

2026-01-16

coreml-diag.md

142

1 export coreml-diag

2 from "CharlesWiltgen/Axiom"

3 CoreML diagnostics - model load failures, slow inference, memory issues, compression accuracy loss, compute unit problems, conversion errors.

2026-01-16

app-discoverability.md

142

1 export app-discoverability

2 from "CharlesWiltgen/Axiom"

3 Use when making app surface in Spotlight search, Siri suggestions, or system experiences - covers the 6-step strategy combining App Intents, App Shortcuts, Core Spotlight, and NSUserActivity to feed the system metadata for iOS 16+

2026-01-16

localization.md

142

1 export localization

2 from "CharlesWiltgen/Axiom"

3 Use when localizing apps, using String Catalogs, generating type-safe symbols (Xcode 26+), handling plurals, RTL layouts, locale-aware formatting, or migrating from .strings files - comprehensive i18n patterns for Xcode 15-26

2026-01-16

swift-performance.md

142

1 export swift-performance

2 from "CharlesWiltgen/Axiom"

3 Use when optimizing Swift code performance, reducing memory usage, improving runtime efficiency, dealing with COW, ARC overhead, generics specialization, or collection optimization

2026-01-16

swift-concurrency.md

142

1 export swift-concurrency

2 from "CharlesWiltgen/Axiom"

3 Use when you see 'actor-isolated', 'Sendable', 'data race', '@MainActor' errors, or when asking 'why is this not thread safe', 'how do I use async/await', 'what is @MainActor for', 'my app is crashing with concurrency errors', 'how do I fix data races' - Swift 6 strict concurrency patterns with actor isolation and async/await

2026-01-16

swiftui-containers-ref.md

142

1 export swiftui-containers-ref

2 from "CharlesWiltgen/Axiom"

3 Reference — SwiftUI stacks, grids, outlines, and scroll enhancements through iOS 26

2026-01-16

swiftui-26-ref.md

142

1 export swiftui-26-ref

2 from "CharlesWiltgen/Axiom"

3 Use when implementing iOS 26 SwiftUI features - covers Liquid Glass design system, performance improvements, @Animatable macro, 3D spatial layout, scene bridging, WebView/WebPage, AttributedString rich text editing, drag and drop enhancements, and visionOS integration for iOS 26+

2026-01-16

synchronization.md

142

1 export synchronization

2 from "CharlesWiltgen/Axiom"

3 Use when needing thread-safe primitives for performance-critical code. Covers Mutex (iOS 18+), OSAllocatedUnfairLock (iOS 16+), Atomic types, when to use locks vs actors, deadlock prevention with Swift Concurrency.

2026-01-16

testing-async.md

142

1 export testing-async

2 from "CharlesWiltgen/Axiom"

3 Use when testing async code with Swift Testing. Covers confirmation for callbacks, @MainActor tests, async/await patterns, timeout control, XCTest migration, parallel test execution.

2026-01-16

swiftdata-migration-diag.md

142

1 export swiftdata-migration-diag

2 from "CharlesWiltgen/Axiom"

3 Use when SwiftData migrations crash, fail to preserve relationships, lose data, or work in simulator but fail on device - systematic diagnostics for schema version mismatches, relationship errors, and migration testing gaps

2026-01-16

cloud-sync.md

142

1 export cloud-sync

2 from "CharlesWiltgen/Axiom"

3 Use when choosing between CloudKit vs iCloud Drive, implementing reliable sync, handling offline-first patterns, or designing sync architecture - prevents common sync mistakes that cause data loss

2026-01-16

hig.md

142

1 export hig

2 from "CharlesWiltgen/Axiom"

3 Use when making design decisions, reviewing UI for HIG compliance, choosing colors/backgrounds/typography, or defending design choices - quick decision frameworks and checklists for Apple Human Interface Guidelines

2026-01-16

ui-testing.md

142

1 export ui-testing

2 from "CharlesWiltgen/Axiom"

3 Use when writing UI tests, recording interactions, tests have race conditions, timing dependencies, inconsistent pass/fail behavior, or XCTest UI tests are flaky - covers Recording UI Automation (WWDC 2025), condition-based waiting, network conditioning, multi-factor testing, crash debugging, and accessibility-first testing patterns

2026-01-16

build-performance.md

142

1 export build-performance

2 from "CharlesWiltgen/Axiom"

3 Use when build times are slow, investigating build performance, analyzing Build Timeline, identifying type checking bottlenecks, enabling compilation caching, or optimizing incremental builds - comprehensive build optimization workflows including Xcode 26 compilation caching

2026-01-16

core-spotlight-ref.md

142

1 export core-spotlight-ref

2 from "CharlesWiltgen/Axiom"

3 Use when indexing app content for Spotlight search, using NSUserActivity for prediction/handoff, or choosing between CSSearchableItem and IndexedEntity - covers Core Spotlight framework and NSUserActivity integration for iOS 9+

2026-01-16

ios-integration.md

142

1 export ios-integration

2 from "CharlesWiltgen/Axiom"

3 Use when integrating ANY iOS system feature - Siri, Shortcuts, Apple Intelligence, widgets, IAP, camera, photo library, photos picker, audio, haptics, localization, privacy. Covers App Intents, WidgetKit, StoreKit, AVFoundation, PHPicker, PhotosPicker, Core Haptics, App Shortcuts, Spotlight.

2026-01-16