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Build and test iOS apps without leaving Codex

OpenAI16 June 2026Watch on YouTube

Part of series

Ep. 8 · Codex Analyze Dashboards

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Description

More of the iOS app loop, now inside Codex. The Build iOS Apps plugin lets Codex view and test your iOS app in the in-app browser, open SwiftUI previews, and hot reload edits without leaving Codex. Shoutout to the open source projects behind this: • Serve-sim powers the streaming simulator by @Baconbrix https://github.com/EvanBacon/serve-sim • SnapshotPreviews extracts SwiftUI previews by Sentry https://github.com/getsentry/SnapshotPreviews

What you'll learn

  • Codex now includes an iOS app plugin that enables developers to build and test apps without leaving the editor
  • Developers can view SwiftUI previews and apply live edits through hot reload functionality directly within Codex
  • The plugin leverages open-source tools: Serve-sim for simulator streaming and SnapshotPreviews for SwiftUI preview extraction

Frequently asked questions

What can you do with the Build iOS Apps plugin in Codex?
The plugin allows you to view and test your iOS app in the in-app browser, open SwiftUI previews, and hot reload changes, all without leaving Codex.
Which open-source tools power the plugin?
The plugin uses Serve-sim by EvanBacon to stream the simulator and SnapshotPreviews by Sentry to extract SwiftUI previews.
How does this improve the iOS development workflow?
Developers can stay in their editor and iterate faster by viewing previews directly and applying changes live, reducing context-switching.

Topics

codexios-developmentai-toolsdeveloper-experience

In this video

OpenAIOpenAI

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