Apple has taken the wraps off of its next-generation operating system updates at its Worldwide Developers Conference today, including iOS 27, iPadOS 27, and macOS 27 Golden Gate. And while the long-awaited Siri AI update is the headliner, Apple also emphasized its efforts to optimize its software, improving its performance and reliability.

Beta versions of iOS, iPadOS and watchOS are available to download if you have a developer account.

If you want to develop software for macOS, iOS, tvOS, watchOS or visionOS, read this overview of Apple’s Developer Program. Members of the Apple Developer Program have access to resources for developing and distributing software for Apple platforms.

OS 27 could bring major AI upgrades, smarter Siri, and big iOS performance and stability improvements. Here’s everything we’ve heard so far about the 2026 iOS update.

Earlier this year, Apple introduced its Foundation Models framework during WWDC 2025, which allows developers to use the company’s local AI models to power features in their applications. The company touted that with this framework, developers gain ...

Apple has unveiled Siri AI at the Worldwide Developers Conference, which is set to be “an entirely new version of Siri that is profoundly more intelligent, knowledgeable, and capable.” This new version of Siri will be integrated into iPhone,