whats new in swift wwdc 2025?
Asked on 06/12/2025
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At WWDC 2025, Apple introduced several new features and improvements in Swift 6.2. Here are some of the highlights:
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Workflow Improvements: Enhancements were made to writing, building, and debugging code, making developers more productive regardless of their development environment. For instance, the Swift extension in VS Code is now officially verified and distributed by Swift.org, with new features like background indexing for SwiftPM projects.
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New Library APIs: Swift 6.2 introduced new library APIs for fundamental programming tasks, enhancing the language's capabilities.
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Concurrency Enhancements: New language features were introduced to make concurrency more approachable, helping developers achieve peak performance.
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Swift Throughout the Stack: Swift can now be adopted at every layer of the software stack, from apps to cloud services to embedded systems.
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Open Source Development: All changes in Swift 6.2 were developed in open source, with the SwiftLang organization on GitHub growing to over 50 projects.
For more detailed information, you can refer to the session What’s new in Swift.

Welcome to WWDC25
There’s so much to dive into at WWDC25. Here’s a quick guide to help get you started.

What’s new in Swift
Join us for an update on Swift. We’ll talk about workflow improvements that make you more productive, and new and modernized library APIs for fundamental programming tasks. We’ll show examples of Swift adoption throughout more layers of the software stack. Finally, we’ll explore new language features for both improving approachability of concurrency, and achieving peak performance when you need it.

Platforms State of the Union
Discover the newest advancements on Apple platforms.