Introduction to Expo

What is Expo?

Expo is...

• A set of tools for building and deploying apps
• A development environment for testing apps
• A group of SDKs used to develop apps

Tools: Expo CLI

With Expo CLI you can

• Initialize a new project
• Run a development server
• Sign and Build apps for iOS and Android
• Publish updates to apps already in the store
• Manage Release Channels for updates

Expo Client

Expo Client Provides...

• An mobile app for testing Expo apps in-development
• Remote testing of apps under a shared namespace
• Logging to monitor app failure in-development
• Remote Debugging for both Android and iOS

Expo SDK

You say "SDK" and I'm like..

An SDK, or Software Development Kit, is a set of tools used to simplify development of applications. For Expo, this is a set of tools meant to simplify development of mobile applications for multiple platforms.

Current SDK features we use include...

• Browser Based Authentication (AuthSession)
• Camera
• Fonts
• Animations
• Analytics
• Push Notifications
• ...and more!

Features not yet in Expo SDK include...

• Inbound Share Intents
• Native Authentication for LinkedIn, Twitter
• Managed "Headless" builds for iOS