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Swift.org Blog

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What's new in Swift: September 2026 Edition

Welcome to “What’s new in Swift,” a curated digest of releases, videos, and discussions in the Swift project and community. The Vapor web framework recently turned ten and celebrated with Vapor Week! We’ve invited one of the authors of Vapor as this month’s guest contributor: Hi, I’m Tim from the Vapor Core Team! 10 years ago, in September, Vapor 1.0 was released, and over the years Vapor has matu…

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Swift.org Blog Languages

What's new in Swift: September 2026 Edition

Welcome to “What’s new in Swift,” a curated digest of releases, videos, and discussions in the Swift project and community. The Vapor web framework recently turned ten and celebrated with Vapor Week! We’ve invited one of the authors of Vapor as this month’s guest contributor: Hi, I’m Tim from the Vapor Core Team! 10 years ago, in September, Vapor 1.0 was released, and over the years Vapor has matu…

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Swift.org Blog Languages v6.4

Swift 6.4 Released

Swift 6.4 is now available. Swift aims to be a great choice across the stack, from apps and servers to systems code, embedded devices, and the browser. This release deepens that support, and makes everyday code easier to write. Highlights include: Swift Build is now the default in Swift Package Manager, so your projects build the same way on Linux, macOS, and Windows. Subprocess reaches 1.0, a sta…

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Swift.org Blog Languages v6.4

Swift 6.4 Released

Swift 6.4 is now available. Swift aims to be a great choice across the stack, from apps and servers to systems code, embedded devices, and the browser. This release deepens that support, and makes everyday code easier to write. Highlights include: Swift Build is now the default in Swift Package Manager, so your projects build the same way on Linux, macOS, and Windows. Subprocess reaches 1.0, a sta…

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Swift.org Blog Languages

Module Tracking in Swift Debug Info

When your Swift program hits a breakpoint and stops so you can inspect it, the debugger’s expression evaluator has to find the exact Swift module your code was built from. Until now, that lookup wasn’t always precise. The upcoming Swift 6.4 release will include changes, begun in Swift 6.3, that address this by updating how the Swift compiler references explicitly-built Swift modules in debug info.…

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Swift.org Blog Languages

Module Tracking in Swift Debug Info

When your Swift program hits a breakpoint and stops so you can inspect it, the debugger’s expression evaluator has to find the exact Swift module your code was built from. Until now, that lookup wasn’t always precise. The upcoming Swift 6.4 release will include changes, begun in Swift 6.3, that address this by updating how the Swift compiler references explicitly-built Swift modules in debug info.…

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Swift.org Blog Languages

What's new in Swift: August 2026 Edition

Welcome to “What’s new in Swift,” a curated digest of releases, videos, and discussions in the Swift project and community. Here’s an update from guest contributor Simon Leeb on Swift’s progress as a language for web scenarios: Hi, Simon here! I am the creator of the elementary-swift project, a collection of packages born from a simple wish: I want to build web UIs in Swift and ultimately help Swi…

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Swift.org Blog Languages

What's new in Swift: August 2026 Edition

Welcome to “What’s new in Swift,” a curated digest of releases, videos, and discussions in the Swift project and community. Here’s an update from guest contributor Simon Leeb on Swift’s progress as a language for web scenarios: Hi, Simon here! I am the creator of the elementary-swift project, a collection of packages born from a simple wish: I want to build web UIs in Swift and ultimately help Swi…

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Swift.org Blog Languages v6.4

Embedded Swift Improvements Coming in Swift 6.4

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 infor…

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Swift.org Blog Languages v6.4

Embedded Swift Improvements Coming in Swift 6.4

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 infor…

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Swift.org Blog Languages

What's new in Swift: July 2026 Edition

Welcome to “What’s new in Swift,” a curated digest of releases, videos, and discussions in the Swift project and community. Swift is built by contributors working on far more than the language and compiler. Alexander Sandberg reflects on what that kind of contribution looks like, and why there’s a place for you too: Hi, I’m Alex. Four years ago I joined the Swift Website Workgroup to help care for…

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Swift.org Blog Languages

What's new in Swift: July 2026 Edition

Welcome to “What’s new in Swift,” a curated digest of releases, videos, and discussions in the Swift project and community. Swift is built by contributors working on far more than the language and compiler. Alexander Sandberg reflects on what that kind of contribution looks like, and why there’s a place for you too: Hi, I’m Alex. Four years ago I joined the Swift Website Workgroup to help care for…

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Swift.org Blog Languages

What's new in Swift: June 2026 Edition

Welcome to “What’s new in Swift,” a curated digest of releases, videos, and discussions in the Swift project and community. June was an exciting month for Swift, featuring announcements at WWDC and community events around the globe. We invited the organizers of one of them to share with us: Hey, it’s Mikaela and Adrian. We are organizers of CommunityKit, a community-organized conference that takes…

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Swift.org Blog Languages

What's new in Swift: June 2026 Edition

Welcome to “What’s new in Swift,” a curated digest of releases, videos, and discussions in the Swift project and community. June was an exciting month for Swift, featuring announcements at WWDC and community events around the globe. We invited the organizers of one of them to share with us: Hey, it’s Mikaela and Adrian. We are organizers of CommunityKit, a community-organized conference that takes…

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Swift.org Blog Languages

Swift Package Index Update

Since its launch, Swift Package Index has become an essential part of the Swift ecosystem, helping developers discover quality packages, evaluate compatibility, and make informed decisions about dependencies. Started by Dave Verwer and Sven A. Schmidt, the project currently indexes thousands of packages and serves as a central hub for package documentation. Recently, Swift Package Index has grown…

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Swift.org Blog Languages

Swift Package Index Update

Since its launch, Swift Package Index has become an essential part of the Swift ecosystem, helping developers discover quality packages, evaluate compatibility, and make informed decisions about dependencies. Started by Dave Verwer and Sven A. Schmidt, the project currently indexes thousands of packages and serves as a central hub for package documentation. Recently, Swift Package Index has grown…

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Swift.org Blog Languages

Swift at Apple: Migrating the TrueType Hinting Interpreter

TrueType is a widely used vector font standard for rendering text in web pages, PDFs, operating systems, and applications. Familiar fonts like Helvetica, Garamond, and Monaco are all built on TrueType outlines. The format specifies a hinting interpreter intended to help outlines rasterize faithfully on low-resolution displays. Modern high-resolution displays enable beautiful typography from outlin…

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Swift.org Blog Languages

Swift at Apple: Migrating the TrueType Hinting Interpreter

TrueType is a widely used vector font standard for rendering text in web pages, PDFs, operating systems, and applications. Familiar fonts like Helvetica, Garamond, and Monaco are all built on TrueType outlines. The format specifies a hinting interpreter intended to help outlines rasterize faithfully on low-resolution displays. Modern high-resolution displays enable beautiful typography from outlin…

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Swift.org Blog Languages

Announcing the Networking Workgroup

The Swift Ecosystem Steering Group is excited to announce the creation of the Networking workgroup! Workgroups are community-led efforts, formally recognized by the project, to advance key areas of Swift. The primary goal is to guide the evolution of networking libraries, protocols, and APIs in the Swift ecosystem, making networking in Swift excellent everywhere: high-level and safe by default, mo…

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Swift.org Blog Languages

Announcing the Networking Workgroup

The Swift Ecosystem Steering Group is excited to announce the creation of the Networking workgroup! Workgroups are community-led efforts, formally recognized by the project, to advance key areas of Swift. The primary goal is to guide the evolution of networking libraries, protocols, and APIs in the Swift ecosystem, making networking in Swift excellent everywhere: high-level and safe by default, mo…

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Swift.org Blog Languages

What's new in Swift: May 2026 Edition

Welcome to “What’s new in Swift,” a curated digest of releases, videos, and discussions in the Swift project and community. To start, we’re focusing on some of the many local meetup groups sharing Swift content: Around the world, local meetup groups and conferences bring Swift developers together, and some even predate Swift itself! Many have YouTube channels where they share videos from their eve…

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Swift.org Blog Languages

What's new in Swift: May 2026 Edition

Welcome to “What’s new in Swift,” a curated digest of releases, videos, and discussions in the Swift project and community. To start, we’re focusing on some of the many local meetup groups sharing Swift content: Around the world, local meetup groups and conferences bring Swift developers together, and some even predate Swift itself! Many have YouTube channels where they share videos from their eve…

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Swift.org Blog Languages

Bringing Goodnotes to the web with Swift and WebAssembly

Goodnotes has been helping millions of users take handwritten notes on iPad for over a decade, earning recognition as Apple’s iPad App of the Year in 2022. Today, the same Swift code that powers our iOS app also runs seamlessly in web browsers through WebAssembly, delivering the exact same ink rendering and note-taking experience users love. This journey demonstrates that Swift excels as a cross-p…

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Swift.org Blog Languages

Bringing Goodnotes to the web with Swift and WebAssembly

Goodnotes has been helping millions of users take handwritten notes on iPad for over a decade, earning recognition as Apple’s iPad App of the Year in 2022. Today, the same Swift code that powers our iOS app also runs seamlessly in web browsers through WebAssembly, delivering the exact same ink rendering and note-taking experience users love. This journey demonstrates that Swift excels as a cross-p…

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Swift.org Blog Languages

What's new in Swift: April 2026 Edition

Welcome to “What’s new in Swift,” a curated digest of releases, videos, and discussions in the Swift project and community. The 1.0 release of valkey-swift was recently announced on the Valkey blog. We’ve invited one of the authors to be this month’s guest contributor: Hi, I’m Adam Fowler, an open source developer working in the Swift on server ecosystem. I am excited to announce the 1.0 release o…

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Swift.org Blog Languages

What's new in Swift: April 2026 Edition

Welcome to “What’s new in Swift,” a curated digest of releases, videos, and discussions in the Swift project and community. The 1.0 release of valkey-swift was recently announced on the Valkey blog. We’ve invited one of the authors to be this month’s guest contributor: Hi, I’m Adam Fowler, an open source developer working in the Swift on server ecosystem. I am excited to announce the 1.0 release o…

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Swift.org Blog Languages

Expanding Swift's IDE Support

You can now write Swift in a broader range of popular IDEs, including Cursor, VSCodium, AWS’s Kiro, and Google’s Antigravity. By leveraging VS Code extension compatibility, these editors tap directly into the Open VSX Registry, where the official Swift extension is now live. Swift has long supported development using multiple IDEs including VS Code, Xcode, Neovim, and Emacs. Swift is also compatib…

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Swift.org Blog Languages

Expanding Swift's IDE Support

You can now write Swift in a broader range of popular IDEs, including Cursor, VSCodium, AWS’s Kiro, and Google’s Antigravity. By leveraging VS Code extension compatibility, these editors tap directly into the Open VSX Registry, where the official Swift extension is now live. Swift has long supported development using multiple IDEs including VS Code, Xcode, Neovim, and Emacs. Swift is also compatib…

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Swift.org Blog Languages

What's new in Swift: March 2026 Edition

Welcome to “What’s new in Swift,” a curated digest of releases, videos, and discussions in the Swift project and community. Swift 6.3 has been released, expanding Swift into new domains and improving developer ergonomics. A highlight of its release is work to improve cross-platform build tooling. Owen Voorhees shares an update on that effort: Hi! I’m Owen, a lead engineer on the Core Build team at…

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Swift.org Blog Languages

What's new in Swift: March 2026 Edition

Welcome to “What’s new in Swift,” a curated digest of releases, videos, and discussions in the Swift project and community. Swift 6.3 has been released, expanding Swift into new domains and improving developer ergonomics. A highlight of its release is work to improve cross-platform build tooling. Owen Voorhees shares an update on that effort: Hi! I’m Owen, a lead engineer on the Core Build team at…