App developer & mini painter. I make apps and break things.

UIKit. Swift. Gaming. Warhammer. Generative AI. Husband. 🏳️‍🌈 He/him.

I write Swift and write about Swift, but most people prefer my dogs.

🍎 SwiftUI engineer
🤖 AI Stuff
👨‍💻 Staff iOS engineer @medium
🇫🇷 Entrepreneur, iOS/macOS & more
🫡 Previously @glose 📖 @google 🔍 & various other
🧊 Maker of @IceCubesApp, an open source Mastodon client in SwiftUI: https://github.com/Dimillian/IceCubesApp
#IceCubesApp

Download it on the App Store: https://apps.apple.com/us/app/ice-cubes-for-mastodon/id6444915884

Also on Threads: https://www.threads.net/@dimillian

Full-time open-sourcerer & indie Mac developer. Swift & Node.js.

thwart leader

 unrelated. I'm here for bugs.
☈ https://cryptoswift.io ⌨️ TextKit certified expert @ https://goodnotes.com by day

Get https://notepadexe.com - developer playground.

Text editor implementer by night https://github.com/krzyzanowskim/STTextView

Dad, husband, Swift language designer and Swift/C++/ObjC compiler implementor, Author, Generic Programming aficionado. He/him.

Swift, squirrels, cycling, cities for people not cars. My book: Advanced Swift. Berlin. Languages: de/en.

Invisible characters: When posting code, I sometimes insert a zero-width space (U+2060) to prevent things from turning into hashtags or mentions. Example: `@⁠escaping #⁠line`. Beware when copy-pasting such code into your editor.

I put the UI in Ennui • today your love, tomorrow the world.

iOS @ Linear, previously SwiftUI at Apple.

Swift and Go. Love 'em both. They make me mad in completely different ways. Infosec as required. robnapier.net

Sr Software Engineer at Apple, currently C1 Developer Tools, previously Swift DocC. All the info at http://underplot.com

The cause of several bugs since iOS 4.
Working on https://alyxcaffeinetracker.com
Dev Rel at Superwall.
Wrote a book series over iOS dev.
I make a basketball app for coaches too, Elite Hoops.

Until next time ✌️.

Developer of indie macOS apps. The Archive, WordCounter, TableFlip, Move!

Using #Xcode to write #Swift and sometimes #SwiftUI apps for #iOS and #Mac.

OG #Zettelkasten zealot.
Local #urbansketchers group founder.

#Bielefeld (Germany)

(+2000 followers and Over...)
"Era uma vez um Fediverso..." 🌌mu
Aguardando o 3º aniversário como aguardo um álbum surpresa da Taylor! 💫
Aqui é nosso espaço, nosso "lugar seguro" longe dos algoritmos 🏻
Já são 3 anos de "Hey, hello, hi, I know we were fediverse apart" 🎶
A comunidade que a gente ama, ama, ama! junto da Marcelle Chan (A Musa T-Girl ABSOLUTA do #PittyCoVerso🏳️‍⚧️🧡)

A video series exploring Swift and functional programming. Hosted by @mbrandonw and @stephencelis.

Save 30% off today! https://www.pointfree.co/discounts/black-friday-2025

I coined the term “Mac Assed Mac App.”

A software developer from Portland Oregon. I’ve been writing iOS and Mac apps since 2008 and Ruby since 2021.

📱 #Swift (iOS and Mac).
🚂 #Ruby (and Rails)

Cohost of the #RooftopRuby podcast. Friend of DeSoto.

devx at Modular, maintainer of bazel's iOS support, creator of the Mobile Native Foundation, LLVM & Swift contributor. Previously Principal Engineer at Lyft, Core Team @CocoaPods

Language designer and implementer at Apple: Swift, Objective-C, C++, C. Erstwhile editor of the Itanium C++ ABI. Focus on security mitigations and low-level language implementation.

Twitter migrant! Boomer here (aka OLD)Brooklyn NYC born and raised, but live in hell in DeSantis land now🤮 My family, politics, tea drinking, Whovian, raising Monarch 🦋, dogs, plants, books and golf are my jam! PS I am a Senior Swiftie!

Working on Swift stuff for BigTech (contractor).

ex-🍎 software engineer (employee: Safari team; contractor: Marcom video production). Previously, software engineer at: Be, TiVo, Synclavier.

Cats. Guitars. Basses. Synths. #nobridge

Current gaming focus: Wuthering Waves

Travel is my drug of choice. (117 countries & counting.) Profile background: Bora Bora, 2014.

Pronouns: She/her, they/them, dude.

Location: Menlo Park. SFO. The World.