GridSnap – an open-source Divvy-style window snapper for macOS(github.com)
40 points by zderror | 19 comments
GitHub repository for GridSnap, an MIT-licensed open-source Swift menubar app for macOS that snaps windows to a grid, similar to Divvy.
#swift on Hacker News
40 stories tagged swift, newest first.
Show HN: I rewrote my website in Swift(sindresorhus.com)
13 points by mofle | 0 comments
Sindre Sorhus's blog post explaining how he rebuilt his personal website from Astro to Swift, using SwiftUI-like components, styles as modifiers, and compile-time link checking.
Show HN: Let your AI agents paint big arrows, boxes and text on your screen(github.com)
387 points by franze | 170 comments
GitHub repository for a macOS CLI tool and skill that lets AI agents like Claude Code and Codex draw click-through arrows, boxes and text on screen.
A minimal kernel in Swift, running in QEMU(carette.xyz)
91 points by surprisetalk | 17 comments
Blog post by Antonin walking through building a minimal kernel written in Swift and running it in QEMU, updated to use the @c attribute.
Turn off Apple Intelligence on macOS 27 and get its disk space back(github.com)
716 points by privacyisntdead | 477 comments
GitHub repository for RemoveMacAI, an MIT-licensed Swift CLI that turns off Apple Intelligence on macOS 27 and reclaims its disk space, reversibly.
Search – A small, fast WebKit browser for macOS(github.com)
52 points by metrofun | 20 comments
GitHub repository for Search, a small, fast open-source WebKit-based web browser for macOS by Office Commun, released under the MIT license.
Shopify is moving from React Native back to Swift and Kotlin(shopify.engineering)
1201 points by fnthawar2 | 895 comments
Shopify Engineering blog post explaining why Shopify is moving its mobile apps from React Native back to native Swift and Kotlin, citing coding agents changing development costs.
A Design Space Exploration of Async/Await(cel.cs.brown.edu)
431 points by wcrichton | 124 comments
Brown University Cognitive Engineering Lab blog post summarizing a paper comparing how async/await designs differ across programming languages.
A 3D fruit fly on macOS desktop powered by the real FlyWire connectome(github.com)
364 points by phoenix120 | 173 comments
GitHub repository for DesktopFly, a macOS app showing a 3D fruit fly on the desktop driven by a live spiking simulation of the FlyWire connectome.
Show HN: Open-source engine running Gemma 4 26B in 2 GB RAM on any M-series Mac(github.com)
845 points by gitpusher42 | 300 comments
GitHub repo for TurboFieldfare, a Swift/Metal inference engine running 4-bit Gemma 4 26B-A4B on M-series Macs in about 2 GB RAM by streaming experts from SSD.
Loupe – A iOS app that raises awareness about what native apps can see(github.com)
510 points by Cider9986 | 215 comments
GitHub repository for Loupe, a privacy-focused open-source iOS app by Mysk that shows users what data native apps can access.
Apple Foundation Models(platform.claude.com)
457 points by MehrdadKhnzd | 214 comments
Anthropic documentation for the Claude for Foundation Models Swift package, which lets Apple apps use Claude via Apple's Foundation Models framework LanguageModel protocol.
Apple Core AI Framework(developer.apple.com)
335 points by hmokiguess | 96 comments
Apple developer documentation for Core AI, a beta framework for building, running, and deploying AI models in apps on Apple silicon across CPU, GPU, and Neural Engine.
Show HN: I reverse engineered Apple's video wallpapers(github.com)
389 points by kageroumado | 94 comments
GitHub repository for Phosphene, an open-source video wallpaper engine for macOS Tahoe built by reverse engineering Apple's WallpaperExtensionKit.
Native all the way, until you need text(justsitandgrin.im)
395 points by dive | 265 comments
A blog post by a longtime macOS/iOS developer arguing that native SwiftUI text handling, such as selectable Markdown chat, is immature compared to web-based stacks.
Swift 6.3(swift.org)
319 points by ingve | 207 comments
Official Swift.org blog post by Holly Borla and Joe Heck announcing the release of Swift 6.3, dated March 24, 2026.
Nvidia PersonaPlex 7B on Apple Silicon: Full-Duplex Speech-to-Speech in Swift(blog.ivan.digital)
352 points by ipotapov | 113 comments
A Medium blog post on running NVIDIA's PersonaPlex 7B full-duplex speech-to-speech model natively in Swift on Apple Silicon using MLX.
Ladybird adopts Rust, with help from AI(ladybird.org)
1226 points by adius | 680 comments
Ladybird browser project blog post announcing it will rewrite parts of the browser in Rust instead of C++, after previously exploring Swift, with AI assistance.
A macOS app that blurs your screen when you slouch(github.com)
648 points by dnw | 211 comments
GitHub repository for Posturr, an MIT-licensed macOS app that uses Apple's Vision framework to detect slouching and blur the screen.
Skip is now free and open source(skip.dev)
482 points by dayanruben | 217 comments
Blog post announcing that Skip, a tool for building iOS and Android apps from a single Swift and SwiftUI codebase, is now free and open source.
The Swift SDK for Android(swift.org)
656 points by gok | 253 comments
Swift.org blog post announcing nightly preview releases of the Swift SDK for Android, enabling Swift apps and libraries to target Android.
Uncertain<T>(nshipster.com)
416 points by samtheprogram | 93 comments
NSHipster article by Mattt introducing Uncertain<T>, a Swift generic type for modeling uncertain values with probability distributions.
TrackWeight: Turn your MacBook's trackpad into a digital weighing scale(github.com)
586 points by wtcactus | 141 comments
GitHub repository for TrackWeight, a macOS app that uses a MacBook's Force Touch trackpad as a digital weighing scale.
Bitchat – A decentralized messaging app that works over Bluetooth mesh networks(github.com)
677 points by ananddtyagi | 309 comments
GitHub repository for bitchat, an open-source decentralized chat app that sends messages over Bluetooth mesh networks with an IRC-like feel.
Containerization is a Swift package for running Linux containers on macOS(github.com)
726 points by gok | 385 comments
GitHub repository for Apple's Containerization, an Apache-2.0 Swift package for running Linux containers on macOS.
Hyperspace(hypercritical.co)
809 points by tobr | 422 comments
John Siracusa's blog post announcing Hyperspace, a Mac app that reclaims disk space by converting duplicate files into APFS clones.
Hotline for modern Apple systems(github.com)
490 points by tonymet | 114 comments
GitHub repository for a modern open-source Hotline client for Mac, iOS, and iPadOS, MIT licensed.
Apple is open sourcing Swift Build(swift.org)
582 points by dayanruben | 254 comments
Swift.org blog post announcing that Apple is open sourcing Swift Build, the build engine used by Xcode, as a step toward unified cross-platform Swift build tools.
Stats – macOS system monitor in your menu bar(github.com)
411 points by LeoPanthera | 157 comments
GitHub repository for Stats, an open-source MIT-licensed macOS menu bar app that monitors CPU, GPU, memory, disk, network, battery, and sensors.
macOS menu bar app that shows how full the ISS urine tank is in real time(github.com)
1076 points by ajdude | 237 comments
GitHub repository for pISSStream, a macOS menu bar app that displays the International Space Station's urine tank fill level in real time.
DeskPad – A virtual monitor for screen sharing(github.com)
1034 points by geerlingguy | 150 comments
GitHub repository for DeskPad, an MIT-licensed macOS app that creates a virtual monitor for screen sharing.
Swift 6(swift.org)
330 points by todsacerdoti | 225 comments
Official Swift.org blog post announcing the general availability of Swift 6, covering low-level features, Embedded Swift, Linux/Windows support, and Swift Testing.
After 10 years, Yelp gave my app 4 days(observationalhazard.com)
798 points by WoodenChair | 367 comments
David Kopec's blog post explaining why he pulled his 10-year-old macOS app Restaurants after Yelp gave him four days' notice of API changes.
Ball: A ball that lives in your dock(github.com)
940 points by Bluestein | 272 comments
GitHub repository for Ball, a macOS toy app that puts a bouncing ball in your dock; the page shows a commit view.
Ice – open source menu bar manager for macOS(github.com)
557 points by saikatsg | 164 comments
GitHub repository for Ice, an open source, MIT-licensed menu bar manager app for macOS written in Swift.
Writing Gnome Apps with Swift(swift.org)
528 points by msk-lywenn | 260 comments
Swift.org blog post introducing Adwaita for Swift, a library for building GNOME desktop apps on Linux using Swift result builders.
Nerdy internals of an Apple text editor(papereditor.app)
427 points by papereditor | 70 comments
A blog post detailing the engineering internals of Paper, a TextView-based text editor for Apple platforms.
My toddler still loves planes, so I upgraded her radar(jacobbartlett.substack.com)
497 points by jakey_bakey | 110 comments
Substack post by Jacob Bartlett detailing the upgrade of his iOS app Aviator, a phone-based plane radar built for his toddler, as indie dev story and release notes.
Show HN: Rem: Remember Everything (open source)(github.com)
488 points by jasonjmcghee | 171 comments
GitHub repository for Rem, an open source macOS app that locally records everything you view on an Apple Silicon computer so you can search it later.
My toddler loves planes, so I built her a radar(jacobbartlett.substack.com)
1240 points by jakey_bakey | 231 comments
Blog post on Jacob's Tech Tavern describing building an iOS plane radar app for a toddler using SwiftUI, MapKit, and open-source flight APIs.