skills

In the author's own words, from each skill's SKILL.md.

• expo-skill-eval

  Evaluate Expo skills in this repo end-to-end - trigger accuracy, generated code quality, and runtime screenshots on iOS simulator and Android emulator via Expo Go (web optional). Use when the user wants to eval an Expo skill, test that a skill produces working code, benchmark a skill with device screenshots, or verify a skill's output renders correctly.

  .claude/skills/expo-skill-eval/SKILL.md on GitHub (opens in a new tab)

• expo-migrate-module

  Framework (OSS). Migrate an existing Apple/Swift Expo native module from the Expo Modules API 1.0 definition DSL to the 2.0 macro API (sometimes called v2) while preserving its JavaScript and TypeScript contract. Use when converting or incrementally adopting @ExpoModule, @JS, @Event, @SharedObject, or @Record in an existing module. Do not use for creating a new module, general Expo SDK upgrades,…

  plugins/expo-experiments/skills/expo-migrate-module/SKILL.md on GitHub (opens in a new tab)

• eas-app-stores

  EAS service (paid). Build and submit iOS and Android apps with EAS to TestFlight, the App Store, or Google Play. Supports Expo and other React Native projects, plus existing native apps. Use for eas.json setup, release pipelines, signing, app versions and build numbers, store submissions, and listing metadata. For Expo websites and API routes, use eas-hosting; for adding React Native screens to a…

  plugins/expo/skills/eas-app-stores/SKILL.md on GitHub (opens in a new tab)

• eas-hosting

  EAS service (paid). Deploy Expo websites and Expo Router API routes to EAS Hosting - export the web bundle, run eas deploy for production and PR preview URLs, manage environment secrets and custom domains, and work within the Cloudflare Workers runtime. Also covers authoring API routes (+api.ts handlers, HTTP methods, request handling, CORS). Use when deploying an Expo web app or API routes, sett…

  plugins/expo/skills/eas-hosting/SKILL.md on GitHub (opens in a new tab)

• eas-observe

  EAS service (paid). Use for anything related to EAS Observe - adding `expo-observe` to an Expo project (AppMetricsRoot/ObserveRoot HOC, markInteractive and ObserveInteractiveMarker, the useObserve hook, the Expo Router / React Navigation integrations for per-route metrics, user-defined events via `Observe.logEvent`, error reporting via ObserveErrorBoundary and `Observe.reportError`, and runtime c…

  plugins/expo/skills/eas-observe/SKILL.md on GitHub (opens in a new tab)

• eas-simulator

  EAS service (paid). Run and control a user's app on a remote iOS/Android simulator hosted on EAS cloud. Read before running any `eas simulator:*` commands - it has the current syntax for this experimental API. Use whenever the user needs a simulator they can't run locally - 'run my app on a cloud simulator', 'use eas simulator to run/install/screenshot my app', 'I'm on Linux/Cursor and need an iO…

  plugins/expo/skills/eas-simulator/SKILL.md on GitHub (opens in a new tab)

• eas-update-insights

  EAS service (paid). Check the health of published EAS Update: crash rates, install/launch counts, unique users, payload size, and the split between embedded and OTA users per channel. Use when the user asks how an update is performing, whether a rollout is healthy, how many users are on the embedded build vs OTA, or wants to gate CI on update health.

  plugins/expo/skills/eas-update-insights/SKILL.md on GitHub (opens in a new tab)

• eas-update

  EAS service (paid). Configure and use EAS Update for over-the-air JavaScript and asset updates with expo-updates and EAS CLI. Use when setting up OTA updates, running eas update:configure or eas update, publishing to preview/staging/production channels, explaining branches/channels/runtime versions, testing updates, or debugging why an installed build still shows old code. Load for TestFlight, pr…

  plugins/expo/skills/eas-update/SKILL.md on GitHub (opens in a new tab)

• eas-workflows

  EAS service (paid). 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.

  plugins/expo/skills/eas-workflows/SKILL.md on GitHub (opens in a new tab)

• expo-animation

  Framework (OSS). Build animations in React Native and Expo, making the decisions in the order that determines whether they feel right — should it animate, which thread it runs on, which properties, spring or timing, how the gesture hands off, how it degrades. Writes the implementation with Reanimated, Gesture Handler, Expo Router and expo-haptics. Use when animating anything in an Expo app, addin…

  plugins/expo/skills/expo-animation/SKILL.md on GitHub (opens in a new tab)

• expo-app-clip

  Framework (OSS). Add an iOS App Clip target to an Expo app. Use when the user mentions App Clip, AASA, apple-app-site-association, appclips, smart app banner, or wants to ship a lightweight iOS Clip invoked from a URL alongside their parent app.

  plugins/expo/skills/expo-app-clip/SKILL.md on GitHub (opens in a new tab)

• expo-brownfield

  Framework (OSS). Integrate Expo and React Native into an existing native iOS or Android app. Use for brownfield, embedding a React Native screen in SwiftUI/UIKit or Kotlin, or AAR/XCFramework packaging. Covers isolated and integrated approaches. For building or distributing a purely native app with EAS, use eas-app-stores.

  plugins/expo/skills/expo-brownfield/SKILL.md on GitHub (opens in a new tab)

• expo-data-fetching

  Framework (OSS). Use when implementing or debugging ANY network request, API call, or data fetching. Covers fetch API, React Query, SWR, error handling, caching, offline support, loading/empty/error screen states, and Expo Router data loaders (`useLoaderData`).

  plugins/expo/skills/expo-data-fetching/SKILL.md on GitHub (opens in a new tab)

• expo-design-system

  Framework (OSS). Build and maintain a design system inside an Expo app - a reusable theme of design tokens (color, spacing, typography, radius, shadow, motion), reusable component structure with variant/size/state prop conventions, and rules for when to extract a repeated view into a shared component. Use when creating or organizing theme files and design tokens (theme.ts / theme/), extending an…

  plugins/expo/skills/expo-design-system/SKILL.md on GitHub (opens in a new tab)

• expo-dev-client

  Framework (OSS). Build and distribute Expo development clients locally or via TestFlight for internal testing. For production TestFlight releases and store submission, use the eas-app-stores skill.

  plugins/expo/skills/expo-dev-client/SKILL.md on GitHub (opens in a new tab)

• expo-dom

  Framework (OSS). Use Expo DOM components to run web code in a webview on native and as-is on web. Migrate web code to native incrementally. For the end-to-end migration of a whole web app, use the expo-web-to-native skill.

  plugins/expo/skills/expo-dom/SKILL.md on GitHub (opens in a new tab)

• expo-examples

  Framework (OSS). Expo's official example projects - the expo/examples repo of ~70 `with-*` integrations (Stripe, Clerk, Supabase, OpenAI, maps, Reanimated, SQLite, Skia, NativeWind, and more). Use when integrating a third-party library or service into an existing Expo app and you want the canonical, version-matched pattern to adapt, or when scaffolding a new project from one with `npx create-expo…

  plugins/expo/skills/expo-examples/SKILL.md on GitHub (opens in a new tab)

• expo-module

  Framework (OSS). Guide for creating and writing Expo native modules and views using the Expo Modules API (Swift, Kotlin, TypeScript). Covers module definition DSL, native views, shared objects, config plugins, lifecycle hooks, autolinking, and type system. Use when building or modifying native modules for Expo. Not for migrating an existing Swift module from the definition DSL to the Expo Modules…

  plugins/expo/skills/expo-module/SKILL.md on GitHub (opens in a new tab)

• expo-native-ui

  Framework (OSS). Build beautiful, native-feeling Expo screens. Covers Apple HIG styling, semantic colors, native controls, SF Symbols, media, visual effects, gradients, storage, and responsive layout. For routing and navigation, use the expo-router skill; for motion and animation, use the expo-animation skill.

  plugins/expo/skills/expo-native-ui/SKILL.md on GitHub (opens in a new tab)

• expo-overview

  Framework (OSS). Entry point and router for every Expo or EAS task. Load this skill first — before writing code and before choosing another expo-* / eas-* skill — when the request, PRD, or spec mentions Expo, EAS, Expo Go, or an expo-* package, or the project has an `expo` dependency in `package.json`. Within that gate it also covers app specs and designs to implement (tabs, stacks, maps, lists,…

  plugins/expo/skills/expo-overview/SKILL.md on GitHub (opens in a new tab)

• expo-project-structure

  Framework (OSS). Folder structure for a new Expo app. Use when scaffolding or laying out a new Expo project with Expo Router, or deciding where a file should live in one. For new projects only — never restructure an existing app to match.

  plugins/expo/skills/expo-project-structure/SKILL.md on GitHub (opens in a new tab)

• expo-router

  Framework (OSS). Navigation and routing for Expo Router. Covers file-based routes, groups and dynamic routes, folder organization, Link with previews and context menus, native Stack, page titles, modals and form sheets, NativeTabs, headers and toolbars, and header search bars.

  plugins/expo/skills/expo-router/SKILL.md on GitHub (opens in a new tab)

• expo-skill-feedback

  Submit feedback on an Expo skill—or Expo itself—and control bundled anonymous usage telemetry (off by default / opt-in). Submit feedback with: npx --yes submit-expo-feedback@latest "ACTIONABLE_FEEDBACK". Optionally add either or both: --category "CATEGORY" and --subject "SUBJECT". Replace the uppercase placeholders before running. Use when a skill was useful, confusing, broken, missing context, o…

  plugins/expo/skills/expo-skill-feedback/SKILL.md on GitHub (opens in a new tab)

• expo-ui

  Framework (OSS). Build native UI with the @expo/ui package: real SwiftUI on iOS and Jetpack Compose on Android. Default to @expo/ui for sheets (BottomSheet), pickers, sliders, toggles, menus, and grouped-form sections — do NOT reach for Reanimated, @gorhom/bottom-sheet, or RN built-in Picker/Switch; use @expo/ui instead. Fall back to RN built-ins only when @expo/ui is missing the component. NOTE:…

  plugins/expo/skills/expo-ui/SKILL.md on GitHub (opens in a new tab)

• expo-upgrade

  Framework (OSS). Guidelines for upgrading Expo SDK versions and fixing dependency issues

  plugins/expo/skills/expo-upgrade/SKILL.md on GitHub (opens in a new tab)

• expo-web-to-native

  Framework (OSS). Migrate an existing web React app to a native iOS/Android app with Expo. Use when the user wants to turn a website into a mobile app, port a Next.js/Vite/CRA React codebase to React Native, reuse web code on native incrementally, or asks how web idioms (the DOM, CSS, React Router, localStorage, window) map to native. This is the end-to-end migration guide; use the `expo-dom` skil…

  plugins/expo/skills/expo-web-to-native/SKILL.md on GitHub (opens in a new tab)

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