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

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

It is I, Grouleff!

100% natural and organic intelligence 🧠

I make computer go brrr. Mostly using #Ruby, but I also dabble in #RustLang and #Swift / #SwiftLang

I post mainly in #Danish, and occasionally in #English.

I like #cycling / #cykling, #running / #MastoRunDK, and #coffee.

I am the caretaker of #MusikalskPlanke, the daily chance to do a bit of planking, together with @klgn.

Born at 338.99 ppm.

Teaching programming (fundamentals, data structures and algorithms, GUI programming) in university. Formerly did also training for companies as a freelancer. Programming for myself and fun. C/C++, Java, Swift and SwiftUI. Drawing and painting, running and cycling. Father & grandfather.

Header pic: Lake Oulu, forest across the water on a sunny evening in August.

.net consultant, C# and recently also Kotlin and some Swift developer, ex C# MVP(2004-18), DevExpress MVP, LLBLGenPro Partner. Also tinkering with Kotlin and Jetpack Compose, Swift and SwiftUI, microcontrollers and 3D printing.

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)

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!

Rorohiko kaiārahi. Parauri koti. Frentantic Intromastecution. Fraught Leader. Polibernial Mandorpulatorist. Neologist. Weirdo. Can fold fitted sheets.  ن #kindness #curiosity #apple #rabbits #bunny #photog #cars #motorcycles #tech #foss #NgātiPākehā #TangataTiriti #coeliac #TaylorSwift #NZTwits

A rolling stone should not judge a book by its glasshouse // The higher, the fewer.

Darwin LT-14911.local 25.2.0 Darwin Kernel Version 25.2.0: Tue Nov 18 21:09:56 PST 2025; root:xnu-12377.61.12~1

Apple Platforms Dev who loves Japan, and also loves Swiss chocolate. Currently making https://jiiiii.moe/! Also made EleMints, SLUZZULS, amongst other things you can’t find anymore 😅.

I proudly don’t use LLMs or AI in my projects 🔖

Host @codecompletion, @LinhAndDimiChan!

#iOS #macOS #Apple #OpenSource #Tech #Swift #Anime #Japan #Japanese #French #Linguistics #ScientificSkepticism #fedi22

Nerd. iOS/Swift developer @ onvista media. Gamer. Netrunner. Effzeh. Grumpy old man. #fckptn #fcknzs #fckafd #fckmsk #fckmrz #fckice

Software developer, hobbyist keyboard player, kayaker, home cook. Casual gamer. Preferred games are no faster than Portal and less violent than chess. I need time to think.

C#, Swift, Javascript, C.

Windows for work, everything else at home. Keeping things separate.

🇩🇰🚴‍♀️🏳️‍⚧️🧄🥖

Code numpty. Continuing to fail at writing fiction. Sucker for a photo of a spooky road.

“Happy motoring! Cock-a-doodle-doo”!

#SwiftLang #RustLang #WritingCommunity #PaintingMiniatures

It gets easier. Every day it gets a little easier. But you gotta do it every day — that’s the hard part. But it does get easier.

#yPython #Django #Coolify #TypeScript #SvelteKit #Swift

A fan of the #Swift programming language. I love 🍍s and rain
.

#SweamKit: https://cloud.umami.is/q/z8gCV3Jdf

#RepositoryKit: https://apps.apple.com/us/app/repometer/id6746340381
This is my digital diary.

Physicist & techie. #CERN alumnus.
Co-creator https://mas.to/@SwiftPackageIndex.
Hummingbird app https://hbird.app. 
Europe • he/him

iOS Dev Happy Hour & CommunityKit organizer

Swift Leeds 2025 Speaker 🇬🇧
Swiftsonic 2026 Speaker 🇺🇸

My latest app is Please Don’t Rain (2023 AppleVis Golden Apple nominee for its accessibility support)

he/him

#accessibility

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

Plant Mom.

Currently working on https://amore.computer.

On some days I work on https://macrowave.co, https://kompressor.app or https://pagi.lucas.love.

Previously: https://futureland.tv

Currently looking for new freelance opportunities.

Interested in Swift, E2EE, offline-first apps and tools that truly serve their users.

(She/her) Pathologist, Mom (humans and dogs), Gun sense voter, I have friends everywhere, #science lover, fan of #TaylorSwift (via my daughter) and #SmashingPumpkins (always), #Padres fan (via my son) and #Twins fan, #MedMastodon #PathMastodon

Still an Apple serf, but everything on the App Store is free because I don't want to contribute to their political bribery supply chain (aside from the hundred dollars per year developer-rejection fee). Sharing Swift tips and Apple criticism here, other topics and cat photos on other accounts.