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Xcode MCP workflow patterns — BuildFix loop, TestFix loop, preview verification, window targeting, tool gotchas
subject segmentation, VNGenerateForegroundInstanceMaskRequest, isolate object from hand, VisionKit subject lifting, image foreground detection, instance masks, class-agnostic segmentation, VNRecognizeTextRequest, OCR, VNDetectBarcodesRequest, DataScannerViewController, document scanning, Recogniz...
Use when implementing maps, annotations, search, directions, or debugging MapKit display/performance issues - SwiftUI Map, MKMapView, MKLocalSearch, clustering, Look Around
This skill enables automated testing of mobile applications on iOS and Android platforms using frameworks like Appium, Detox, XCUITest, and Espresso. It generates end-to-end tests, sets up page object models, and handles platform-specific elements. Use this skill when the user requests mobile app...
Mobile (Android + iOS) application penetration testing methodology. Covers static analysis (apktool/jadx for Android, class-dump/Hopper/IDA for iOS), dynamic instrumentation with Frida and Objection, SSL pinning bypass strategies, root/jailbreak detection bypass, deep-link / URL-scheme abuse, exp...
Mobile accessibility testing skill for WCAG compliance, VoiceOver/TalkBack validation, dynamic type support, color contrast analysis, and accessibility auditing across iOS and Android platforms.
Generate user-facing release notes for the Apple App Store and Google Play Store by collecting git history, triaging user-impacting changes, and drafting store-compliant changelogs. Enforces character limits (App Store ≤4000, Google Play ≤500), tone, and bullet format. Use when generating release...
Nordic Semiconductor nRF5x/nRF Connect SDK expertise
Dump DEX files from a running Android app for unpacking/deobfuscation. Activate when the user wants to unpack an Android APK, dump DEX from memory, extract decrypted DEX files, or defeat class-loading packing.
Use when choosing Core Data vs SwiftData, setting up the Core Data stack, modeling relationships, or implementing concurrency patterns - prevents thread-confinement errors and migration crashes
Vision framework API, VNDetectHumanHandPoseRequest, VNDetectHumanBodyPoseRequest, person segmentation, face detection, VNImageRequestHandler, recognized points, joint landmarks, VNRecognizeTextRequest, VNDetectBarcodesRequest, DataScannerViewController, VNDocumentCameraViewController, RecognizeDo...
Use when reviewing an existing Purchasely SDK integration — checks initialization, paywall display, action interceptor, deeplinks, user management, and production readiness across iOS, Android, React Native, Flutter, and Cordova.
Use when integrating ANY iOS system feature - Siri, Shortcuts, widgets, IAP, localization, privacy, alarms, calendar, reminders, contacts, background tasks, push notifications, timers. Covers App Intents, WidgetKit, StoreKit, EventKit, Contacts.
Provides a structured workflow for migrating an Android XML View to Jetpack
Handle bidirectional text, right-to-left languages, mixed Arabic/Hebrew/Latin content, writing-direction APIs at every layer, and cursor/selection behavior in bidi text. Covers NSParagraphStyle.baseWritingDirection, the .writingDirection attributed-string key with embedding/override modes, Attrib...
Use Core Text directly — CTLine, CTRun, CTFramesetter, CTTypesetter, CTFont, CTRunDelegate — for glyph-level access, custom typesetting, hit testing outside a text container, font tables, or per-glyph Core Graphics rendering. Use when you need glyph IDs and positions, custom line breaking, drawin...
Integrate Writing Tools into UITextView, NSTextView, custom UITextInput views, or fully custom editors via UIWritingToolsCoordinator. Configure writingToolsBehavior and allowedWritingToolsResultOptions, declare protected ranges via writingToolsIgnoredRangesInEnclosingRange, gate edits with isWrit...
Audit and improve SwiftUI runtime performance from code review and architecture. Use for requests to diagnose slow rendering, janky scrolling, high CPU/memory usage, excessive view updates, or layout thrash in SwiftUI apps, and to provide guidance for user-run Instruments profiling when code revi...
Apple-authored SwiftUI and platform guidance extracted from Xcode. Helps AI agents write idiomatic, Apple-native SwiftUI with reduced hallucinations.
Interoperates with native platform APIs on Android, iOS, and the web. Use when accessing device-specific features not available in Dart or calling existing native code.
Mobile app UI design expert for iOS and Android. Use when designing app interfaces, creating design systems, ensuring accessibility, or following platform guidelines. Covers Material Design 3, Human Interface Guidelines, color theory, typography, and 2025 trends.
Build and deploy Android app to emulator or device. Use when testing Android changes, debugging on device, or running the app after code changes. Handles Gradle builds, APK installation, and app launching.
Expert Bloc/Cubit state management implementation for Flutter apps. Use when implementing state management with flutter_bloc, bloc library, Cubit pattern, or BLoC pattern. Covers events, states, business logic separation, reactive programming with streams, testing, and modern Bloc 9.x+ patterns w...
Expert accessibility decisions for iOS/tvOS: when to combine vs separate elements, label vs hint selection, Dynamic Type layout strategies, and WCAG AA compliance trade-offs. Use when implementing VoiceOver support, handling Dynamic Type, or ensuring accessibility compliance. Trigger keywords: ac...
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