Official AI agent skills from the Expo team for building, deploying, upgrading, and debugging Expo apps.

• Provides UI guidelines following Apple Human Interface Guidelines
• Covers Expo Router navigation patterns (stacks, tabs, modals, sheets)
• Explains native iOS controls, SF Symbols, animations, and visual effects
• Guides API route creation with EAS Hosting
• Covers data fetching patterns with React Query, offline support, and Expo Router loaders
• Helps set up Tailwind CSS v4 with NativeWind v5
• Explains DOM components for running web code in native apps
• Wires Expo projects into the Codex app Run button and action terminal

• Guides iOS App Store, TestFlight, and Android Play Store submissions
• Covers EAS Build configuration and version management
• Helps write and validate EAS Workflow YAML files for CI/CD
• Covers web deployment with EAS Hosting

• Walks through the step-by-step Expo SDK upgrade process
• Identifies deprecated packages and their modern replacements
• Handles cache clearing for both managed and bare workflows
• Fixes dependency conflicts after an upgrade

• Building new Expo apps from scratch
• Adding navigation, styling, or animations
• Setting up API routes or data fetching
• Integrating web libraries via DOM components
• Configuring Tailwind CSS for React Native
• Adding a Codex app Run button for expo start
• Creating optional Codex action buttons for iOS, Android, Web, dev-client, diagnostics, or export

• Submitting apps to App Store Connect or Google Play
• Setting up TestFlight beta testing
• Configuring EAS Build profiles
• Writing CI/CD workflows for automated deployments
• Deploying web apps with EAS Hosting

• Upgrading to a new Expo SDK version
• Fixing dependency conflicts after an upgrade
• Migrating from deprecated packages (expo-av to expo-audio/expo-video)
• Cleaning up legacy configuration files

• building-native-ui — Build beautiful apps with Expo Router, styling, components, navigation, and animations
• codex-expo-run-actions — Wire script/build_and_run.sh and .codex/environments/environment.toml so the Codex app Run button starts Expo
• expo-api-routes — Create API routes in Expo Router with EAS Hosting
• expo-dev-client — Build and distribute Expo development clients locally or via TestFlight
• expo-tailwind-setup — Set up Tailwind CSS v4 in Expo with NativeWind v5
• expo-ui-jetpack-compose — Jetpack Compose UI components for Expo
• expo-ui-swift-ui — SwiftUI components for Expo
• native-data-fetching — Network requests, API calls, caching, and offline support
• use-dom — Run web code in a webview on native using DOM components

• expo-deployment — Deploy to iOS App Store, Android Play Store, and web hosting
• expo-cicd-workflows — EAS workflow YAML files for CI/CD pipelines

• upgrading-expo — Upgrade Expo SDK versions and fix dependency issues

MIT