This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.

The Swift Package Index logo.Swift Package Index

Track the adoption of Swift 6 strict concurrency checks for data race safety. How many packages are Ready for Swift 6?

Validate a Swift Package Index manifest

Swift Package Index manifest, or .spi.yml files, allow package authors to configure settings that control how the Swift Package Index checks platform and Swift version compatibility, builds package documentation, and displays package metadata. Learn more about the capabilities and syntax of this file.

This is a staging environment. For live and up-to-date package information, visit swiftpackageindex.com.