Latest Swift News

Developer Tools

Swift Configuration 1.0 released Every application has configuration: in environment variables, configuration files, values from remote services, command-line flags, or repositories for stored secrets like API keys. But until now, Swift developers have had to wire up each source individually, with scattered parsing logic and application code that is tightly coupled to specific configuration providers. Read more

  • Community

    GSoC 2025 Showcase: Improved Console Output for Swift Testing

    The Swift community participated in Google Summer of Code 2025, and we’ve recently been showcasing all of the projects and work accomplished here on the Swift blog. You can learn more by following these convenient links:

    Read more

  • Language

    Embedded Swift Improvements Coming in Swift 6.3

    Embedded Swift is a subset of Swift that’s designed for low resource usage, making it capable of running on constrained environments like microcontrollers. Using a special compilation mode, Embedded Swift produces significantly smaller binaries than regular Swift. While a subset of the full language, the vast majority of the Swift language works exactly the same in Embedded Swift. Additional information is described in the Embedded Swift vision document.

    Read more

  • Adopters

    Swift at Apple: Migrating the Password Monitoring service from Java

    Swift is heavily used in production for building cloud services at Apple, with incredible results. Last year, the Password Monitoring service was rewritten in Swift, handling multiple billions of requests per day from devices all over the world. In comparison with the previous Java service, the updated backend delivers a 40% increase in performance, along with improved scalability, security, and availability.

    Read more

  • Digest

    What's new in Swift: October 2025 Edition

    Editor Note: This is the first of a new series, What’s new in Swift, a monthly digest featuring what’s new in the Swift project and ecosystem, with insights and perspectives from across the Swift world. This October edition covers highlights from the Server Side Swift conference, major package releases, and the latest Swift Evolution proposals.

    Read more