Swift 6.4 Brings Subprocess 1.0, Improved Interoperability, Faster Wasm, and More

Sergio De Simone — Sun, 27 Sep 2026 14:00:00 GMT

The latest release of Swift, Swift 6.4, introduces a range of language and tooling improvements, including better performance through expanded support for non-copyable values, up to 40 times faster Wasm generated code, improved interoperability with C++20 and Java, and a new Subprocess library that provides a cross-platform API for launching and interacting with external processes.

By Sergio De Simone

What iOS Developers Need to Change in their Apps to Prepare for the iPhone Duo

Sergio De Simone — Thu, 24 Sep 2026 19:00:00 GMT

With the upcoming introduction of the foldable iPhone Duo, iOS developers will need to adapt their apps to ensure they work correctly across the new device's outer display, larger inner display, and partially folded states. Developers will also need to account changes to navigation and toolbars, camera behavior, and new reserved regions.

By Sergio De Simone

InfoQ - Swift

Swift 6.4 Brings Subprocess 1.0, Improved Interoperability, Faster Wasm, and More

What iOS Developers Need to Change in their Apps to Prepare for the iPhone Duo