What's new in Swift: December 2025 Edition

Welcome to the latest digest of news from the Swift project. Each edition, we share updates that we hope will be useful to you whether you’re writing code with Swift or contributing to the language as a whole, and we start with an introduction from this edition’s guest contributor: As we near the end of the year, it’s a time for reflection and gratitude. We’re profoundly grateful for the energy, creativity, and dedication of our community: the hundreds of contributors who submit code to improve Swift, those