> browse/registry

> expo-cicd-workflows

Helps understand and write EAS workflow YAML files for Expo projects. Use this skill when the user asks about CI/CD or workflows in an Expo or EAS context, mentions .eas/workflows/, or wants help with EAS build pipelines or deployment automation.

> expo-tailwind-setup

Set up Tailwind CSS v4 in Expo with react-native-css and NativeWind v5 for universal styling

> flutter-retrofit-networking

Build type-safe HTTP networking with Dio and Retrofit including auth interceptors. Use when integrating Dio, Retrofit, or API auth interceptors in Flutter. (triggers: **/data_sources/**, **/api/**, Retrofit, Dio, RestClient, GET, POST, Interceptor, refreshing)

> expo-api-routes

Guidelines for creating API routes in Expo Router with EAS Hosting

> react-native-performance

Optimize React Native rendering for smooth 60fps mobile experiences. Use when optimizing React Native app performance, reducing re-renders, or fixing frame drops. (triggers: **/*.tsx, **/*.ts, FlatList, memo, useMemo, useCallback, performance, optimization)

> flutter-go-router-navigation

Typed routes, route state, and redirection using go_router. Use when implementing go_router typed routes, guards, or redirects in Flutter. (triggers: **/router.dart, **/app_router.dart, GoRouter, GoRoute, StatefulShellRoute, redirection, typed-routes)

> flutter-error-handling

Handle errors functionally with Either/Failure patterns. Use when writing repositories, handling exceptions, defining failures, or using Either in any Flutter layer. (triggers: lib/domain/**, lib/infrastructure/**, Either, fold, Left, Right, Failure, dartz)

> flutter-cicd

Set up Continuous Integration and Deployment pipelines for Flutter apps. Use when setting up CI/CD pipelines, automated testing, or deployment workflows for Flutter. (triggers: .github/workflows/**.yml, fastlane/**, android/fastlane/**, ios/fastlane/**, ci, cd, pipeline, build, deploy, release, action, workflow)

> flutter-expert

Master Flutter development with Dart 3, advanced widgets, and multi-platform deployment. Handles state management, animations, testing, and performance optimization for mobile, web, desktop, and embedded platforms. Use PROACTIVELY for Flutter architecture, UI implementation, or cross-platform features.

> react-native-navigation

Set up navigation stacks and deep linking with React Navigation in React Native. Use when setting up navigation stacks or deep linking in React Native with React Navigation. (triggers: **/App.tsx, **/*Navigator.tsx, **/*Screen.tsx, NavigationContainer, createStackNavigator, createBottomTabNavigator, linking, deep link)

> flutter-auto-route-navigation

Implement typed routing, nested routes, and guards using auto_route. Use when adding typed navigation, nested routes, or route guards with auto_route in Flutter. (triggers: **/router.dart, **/app_router.dart, AutoRoute, AutoRouter, router, guards, navigate, push)

> flutter-feature-based-clean-architecture

Organize Flutter apps with modular feature-based clean architecture. Use when creating or modifying any file under lib/features/ including domain entities, repositories, data sources, or screens. (triggers: lib/features/**, feature, domain, infrastructure, application, presentation)

> flutter-dependency-injection

Configure automated service locator setup using injectable and get_it. Use when wiring dependency injection with injectable and get_it in Flutter. (triggers: **/injection.dart, **/locator.dart, GetIt, injectable, singleton, module, lazySingleton, factory)

> react-native-expert

Senior React Native and Expo engineer for building production-ready cross-platform mobile apps. Use when building React Native components, implementing navigation with Expo Router, optimizing list and scroll performance, working with animations via Reanimated, handling platform-specific code (iOS/Android), integrating native modules, or structuring Expo projects. Triggers on React Native, Expo, mobile app, iOS app, Android app, cross-platform, native module, FlatList, FlashList, LegendList, Rean

> flutter-bloc-state-management

Implement BLoC/Cubit state management correctly in Flutter. Use when writing, modifying, reviewing, or testing any BLoC, Cubit, state, or event Dart file — even for small changes. (triggers: **_bloc.dart, **_cubit.dart, **_state.dart, **_event.dart, BlocProvider, BlocBuilder, BlocListener, Cubit, Emitter)

> flutter-getx-navigation

Context-less navigation, named routes, and middleware using GetX. Use when implementing navigation or route middleware with GetX in Flutter. (triggers: **/app_pages.dart, **/app_routes.dart, GetPage, Get.to, Get.off, Get.offAll, Get.toNamed, GetMiddleware)

> react-native-state-management

Manage local and global state with Context, Zustand, and Redux Toolkit in React Native. Use when choosing or implementing state management in React Native with Context, Zustand, or Redux. (triggers: **/*.tsx, **/*.ts, useState, useContext, zustand, redux, state-management)

> firebase-apk-scanner

Scans Android APKs for Firebase security misconfigurations including open databases, storage buckets, authentication issues, and exposed cloud functions. Use when analyzing APK files for Firebase vulnerabilities, performing mobile app security audits, or testing Firebase endpoint security. For authorized security research only.

> flutter-performance

Optimization standards for rebuilds and memory. Use when optimizing Flutter widget rebuilds, reducing memory usage, or improving rendering performance. (triggers: lib/presentation/**, pubspec.yaml, const, buildWhen, ListView.builder, Isolate, RepaintBoundary)

> flutter-getx-state-management

Manage reactive state with GetX controllers and observables in Flutter. Use when managing reactive state with GetX controllers or observables in Flutter. (triggers: **_controller.dart, **/bindings/*.dart, GetxController, Obx, GetBuilder, .obs, Get.put, Get.find, Get.lazyPut)