What s new in uikit with wwdc25

Asked on 06/16/2025

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At WWDC 2025, Apple introduced several new features and enhancements for UIKit. Here are some of the key updates:

  1. New Design System: UIKit now supports a new design system centered around a material called Liquid Glass. This material is translucent, dynamic, and features effects like specular highlights and refraction. It is applied to various components such as navigation bars, search fields, alerts, popovers, and split views. This update aims to provide a more vibrant and responsive user interface.

  2. Fluid Transitions: Slide transitions in UIKit are now fluid and interruptible, allowing users to interact with content without waiting for animations to complete. This enhances the responsiveness of apps.

  3. Swift Observable Objects: UIKit has integrated Swift observation at its core, allowing for automatic tracking of observable view references and dependencies. This feature is enabled by default in iOS 26 and can be back-deployed to iOS 18.

  4. Menu Bar on iPadOS: New UIKit APIs have been introduced for the menu bar, a familiar macOS element that is now available on iPadOS. This allows for a more consistent user experience across devices.

  5. Container View Controllers: Improvements have been made to container view controllers like UISplitViewController, which now supports inspectors and allows for column resizing by dragging separators.

  6. Custom Components and Effects: Developers can use the new glass material for custom components and the new scroll edge effect to enhance the legibility of bar buttons and other controls.

For a comprehensive overview of these updates, you can watch the session What’s new in UIKit (00:59) which covers the new design system and other enhancements.