Expo

1. Core Concepts

   Expo SDK, Expo CLI, and EAS and how they fit together.

2. Expo Router

   File-based routing with Expo Router and its navigation model.

3. Navigation Layouts

   Layout routes, Stack and Tabs navigators, and route groups.

4. Development Builds

   Development builds, custom dev clients, and when to leave Expo Go.

5. Continuous Native Generation and Prebuild

   Continuous Native Generation and npx expo prebuild for generating native projects.

6. Config Plugins

   Config plugins and mods for customizing native iOS and Android config.

7. App Configuration

   Configuring apps with app.json, app.config.js, and dynamic config.

8. Environment Variables

   Environment variables, EXPO_PUBLIC_ prefix, and secrets handling.

9. Authentication

   Authentication approaches including OAuth, secure storage, and auth flows.

10. EAS Build

    Building app binaries with EAS Build and build profiles.

11. Submitting to App Stores

    Submitting builds to the App Store and Google Play with EAS Submit.

12. Over-the-air Updates

    Over-the-air JavaScript updates with EAS Update and channels.

13. Debugging

    Debugging runtime errors, dev tools, and common development errors.

14. New Architecture

    React Native New Architecture, Fabric, and TurboModules support in Expo.

Each section links to the official page. Titles and summaries by Extra Credit; the docs belong to their authors.