Agent skills
Skills you can use with AI coding agents, indexed from public GitHub repositories.
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axiom-liquid-glass
Use when implementing Liquid Glass effects, reviewing UI for Liquid Glass adoption, debugging visual artifacts, optimizing performance, or requesting expert review of Liquid Glass implementation - provides comprehensive design principles, API patterns, and troubleshooting guidance from WWDC 2025. Includes design review pressure handling and professional push-back frameworks
CharlesWiltgen/Axiom 698
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axiom-localization
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
CharlesWiltgen/Axiom 698
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axiom-audit-networking
Use when the user mentions networking review, deprecated APIs, connection issues, or App Store submission prep.
CharlesWiltgen/Axiom 698
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axiom-hig-ref
Reference — Comprehensive Apple Human Interface Guidelines covering colors (semantic, custom, patterns), backgrounds (material hierarchy, dynamic), typography (built-in styles, custom fonts, Dynamic Type), SF Symbols (rendering modes, color, axiom-localization), Dark Mode, accessibility, and platform-specific considerations
CharlesWiltgen/Axiom 698
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axiom-audit-testing
Use when the user wants to audit test quality, find flaky test patterns, speed up test execution, or prepare for Swift Testing migration.
CharlesWiltgen/Axiom 698
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axiom-background-processing
Use when implementing BGTaskScheduler, debugging background tasks that never run, understanding why tasks terminate early, or testing background execution - systematic task lifecycle management with proper registration, expiration handling, and Swift 6 cancellation patterns
CharlesWiltgen/Axiom 698
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axiom-swiftui-debugging-diag
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
CharlesWiltgen/Axiom 698
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axiom-xclog-ref
Use when capturing iOS simulator console output, diagnosing runtime crashes, viewing print/os_log output, or needing structured app logs for analysis. Reference for xclog CLI covering launch, attach, list modes with JSON output.
CharlesWiltgen/Axiom 698
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axiom-audit-spritekit
Use when the user wants to audit SpriteKit game code for common issues.
CharlesWiltgen/Axiom 698
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axiom-background-processing-diag
Symptom-based background task troubleshooting - decision trees for 'task never runs', 'task terminates early', 'works in dev not prod', 'handler not called', with time-cost analysis for each diagnosis path
CharlesWiltgen/Axiom 698
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axiom-storage
Use when asking 'where should I store this data', 'should I use SwiftData or files', 'CloudKit vs iCloud Drive', 'Documents vs Caches', 'local or cloud storage', 'how do I sync data', 'where do app files go' - comprehensive decision framework for all iOS storage options
CharlesWiltgen/Axiom 698
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axiom-validate-screenshots
Use when the user mentions App Store screenshot validation, screenshot review, checking screenshots before submission, or verifying screenshot dimensions and content.
CharlesWiltgen/Axiom 698
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axiom-realitykit-ref
RealityKit API reference — Entity, Component, System, RealityView, Model3D, anchor types, material system, physics, collision, animation, audio, accessibility
CharlesWiltgen/Axiom 698
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axiom-ui-recording
Use when setting up UI test recording in Xcode 26, enhancing recorded tests for stability, or configuring test plans for multi-configuration replay. Based on WWDC 2025-344 "Record, replay, and review".
CharlesWiltgen/Axiom 698
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axiom-xcode-mcp-ref
Reference — all 20 Xcode MCP tools with parameters, return schemas, and examples
CharlesWiltgen/Axiom 698
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axiom-extensions-widgets-ref
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+
CharlesWiltgen/Axiom 698
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axiom-core-location-diag
Use for Core Location troubleshooting - no location updates, background location broken, authorization denied, geofence not triggering
CharlesWiltgen/Axiom 698
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axiom-hang-diagnostics
Use when app freezes, UI unresponsive, main thread blocked, watchdog termination, or diagnosing hang reports from Xcode Organizer or MetricKit
CharlesWiltgen/Axiom 698
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axiom-xcode-mcp-setup
Xcode MCP setup — enable mcpbridge, per-client config, permission handling, multi-Xcode targeting, troubleshooting
CharlesWiltgen/Axiom 698
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axiom-sf-symbols
Use when implementing SF Symbols rendering modes, symbol effects, animations, custom symbols, or troubleshooting symbol appearance - covers the full symbol effects system from iOS 17 through SF Symbols 7 Draw animations in iOS 26
CharlesWiltgen/Axiom 698
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axiom-audit-database-schema
Use when the user mentions database schema review, migration safety, GRDB migration audit, or SQLite schema checking.
CharlesWiltgen/Axiom 698
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axiom-app-store-diag
Use when app is rejected by App Review, submission blocked, or appeal needed - systematic diagnosis from rejection message to fix with guideline-specific remediation patterns and appeal writing
CharlesWiltgen/Axiom 698
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axiom-avfoundation-ref
Reference — AVFoundation audio APIs, AVAudioSession categories/modes, AVAudioEngine pipelines, bit-perfect DAC output, iOS 26+ spatial audio capture, ASAF/APAC, Audio Mix with Cinematic framework
CharlesWiltgen/Axiom 698
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axiom-foundation-models-ref
Reference — Complete Foundation Models framework guide covering LanguageModelSession, @Generable, @Guide, Tool protocol, streaming, dynamic schemas, built-in use cases, and all WWDC 2025 code examples
CharlesWiltgen/Axiom 698