File: overview.md | Updated: 11/15/2025
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This section contains information about the development with Expo and Expo Application Services (EAS):
Learn about the process of building an app with Expo to help understand the mental model of the core development loop. This section also dives into additional configurations and workflows you may require during the development process to help you develop, deploy, and maintain your app. It contains in-depth information about app config , permissions , universal links , custom native code , web , and more.
Learn about using different navigation functionalities from the Expo Router library. It also covers a comprehensive Hooks API that the library provides and other aspects of navigation such as Authentication , Redirects , Testing , and more.
Learn how to add and use native modules in your app using Expo Modules API .
If you're looking for step-by-step tutorials for Expo and EAS, see the Tutorial section which includes comprehensive tutorials for both building apps with Expo and using EAS services .
Apart from the essentials listed above, there are plenty of other features to explore such as Push notifications . We also have a collection of guides in the Assorted and third-party Integrations sections.