In this collection
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Build for iOS
Use Codex to scaffold, build, and debug SwiftUI apps for iPhone and iPad.
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Build for macOS
Use Codex to scaffold, build, and debug native Mac apps with SwiftUI.
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Build a Mac app shell
Use Codex to build a Mac-native SwiftUI app shell with a sidebar, detail pane, inspector, commands, and Settings.
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Build React Native apps with Expo
Go from a mobile-app idea to a working Expo app with the dedicated plugin.
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Refactor SwiftUI screens
Use Codex to split an oversized SwiftUI screen into small subviews without changing behavior or layout.
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Adopt liquid glass
Use Codex to migrate an existing SwiftUI app to Liquid Glass with iOS 26 APIs and Xcode 26.
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Add iOS app intents
Use Codex to make your app's actions and content available to Shortcuts, Siri, Spotlight, and newer assistant-driven system experiences.
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Debug in iOS simulator
Use Codex and XcodeBuildMCP to drive your app in iOS Simulator, capture evidence, and iterate toward a fix.
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Add Mac telemetry
Use Codex to instrument one Mac feature with Logger, run the app, and verify the action from unified logs.
Codex works great on Apple platform projects when each pass has a build, run, or simulator loop attached to it. These use cases are helpful when you are building new or existing iOS and macOS apps and need to iterate on the UI and debug issues.
Build the app shell
Ask Codex to scaffold iOS and macOS apps with repeatable build loops. The Mac shell use case goes deeper on sidebar-detail-inspector layouts, commands, settings, and other desktop-native structure.
Build for iOS
Use Codex to scaffold iOS SwiftUI projects, keep the build loop CLI-first with `xcodebuild`...
Build for macOS
Use Codex to build macOS SwiftUI apps, wire a shell-first build-and-run loop, and add...
Build a Mac app shell
Use Codex and the Build macOS Apps plugin to turn an app idea into a desktop-native...
Build React Native apps with Expo
Use Codex with the Expo plugin to scaffold React Native apps, stay inside Expo Router and...
Refactor iOS SwiftUI screens
Use Codex to split large SwiftUI views without changing behavior, then move selected iOS flows to Liquid Glass when the app is ready.
Refactor SwiftUI screens
Use Codex and the Build iOS Apps plugin to break a long SwiftUI view into dedicated section...
Adopt liquid glass
Use Codex and the Build iOS Apps plugin to audit existing iPhone and iPad UI, replace custom...
Expose iOS actions to the system
Leverage Codex to identify the actions and entities your app should expose through App Intents, so users can reach app behavior from system surfaces.
Debug your app
Have Codex reproduce bugs in Simulator or add telemetry to your macOS app to help you debug and fix issues.
