Jem Godfrey @jemgodfrey.bsky.social Musican. Left handed. No fillings.
marimo @marimo.io An open-source reactive Python notebook: reproducible, git-friendly, execute as scripts, share as apps!
GitHub: https://github.com/marimo-team/marimo
Discord: https://marimo.io/discord?ref=bsky
Alex Lipp @alexlipp.github.io Lecturer in Earth Sciences @es-ucl.bsky.social | Interested in rivers, mud, mountains, pollution, carbon cycling, quantitative methods, open science | alexlipp.github.io | www.sewagemap.co.uk | he/him | 🌍 🌱 🏔 🧗♂️ 🏕 🏃♂️
Enid @iosdevalb.bsky.social 
Rudrank Riyam @rudrank.bsky.social Building AI-related tools and packages for Apple developers.
Creator of ASC CLI
Joe Fabisevich @mergesort.me Director of AI Product Engineering @ Pursuit.org. I used to make Twitter (better), then that all went to hell. Now I make puns, @plinky.app, and build.ms.
Born and raised New Yorker, trying to do a little good and be the friend you made along the way. 🍕🐱⚾️
Peter Friese @peterfriese.dev Developer Advocate on the Firebase team @ Google
YouTube: https://www.youtube.com/@PeterFriese
Blog: https://peterfriese.dev
Thomas Ricouard @dimillian.app Developer Experience, Codex @OpenAI
Builder, Entrepreneur, iOS/macOS, Swift/SwiftUI & more
https://dimillian.app
Matt Waller @wattmaller.bsky.social ML and AI for fusion energy research/Coder/Swift/Python/iOS/Mac/Vision Pro/✝️/good reads/guitar/what would Kierkegaard code?
Seth Sandler @sethsandler.bsky.social 🫶🍩💻🎨 🎶 • Aspiring Inspirer • ☀️ iOS
@Whatnot • 🌙 Founder @AffinityBlue • Past: NodeBeat Creator (Acquired), 1st @YouGotMojo, 2nd @Workpop (Acquired)
Adam Wulf @adamwulf.bsky.social Indie dev of @museapp.bsky.social at museapp.com. flexibits.com alum. Also, maker of askmeevery.com, and getlooseleaf.com - the gesture driven notes app. Startup mentor, NSF I-Corps instructor. Adjunct instructor at Rice University.
Tijs Teulings 🦑 @tijs.org iOS developer at DPG Media · making indie apps like @kilowattcharging.com, @kipclip.com · https://openpds.tijs.org · https://obscure.cat · based in The Hague, NL · support my work on https://atprotofans.com/support/did:plc:aq7owa5y7ndc2hzjz37wy7ma
Stefan Blos @stefanblos.com iOS #DevRel 🥑 @getstream_io. Mainly working with mobile📱 and web 🕸. Interested in the cloud ☁️, ML 🤖, and AR 🤳🏻. Love sports 🏀🏈🏂🏃🏼♂️🚴🏻♂️🧘🏼♂️. (he/him)
Tyler Hillsman @thillsman.me I make Pennant, Sticky Widgets, and some other things.
Live from Kansas City.
Jack Fields @ordinaryindustries.bsky.social Former Apple engineer now running Ordinary Industries. Building Mini Forge and Okla for iOS. Creator of http://quartilesanswers.com
Zarr @zarr.dev Chunked, Compressed, & Cloud-native N-dimensional arrays
See https://zarr.dev/ for more information.
Copernicus ECMWF @copernicusecmwf.bsky.social The #CopernicusClimate Change Service (#C3S) & #CopernicusAtmosphere Monitoring Service (CAMS), implemented by @ecmwf.int on behalf of the @ec.europa.eu.
Horace He @chhillee.bsky.social @PyTorch "My learning style is Horace twitter threads" -
@typedfemale
Hugging Face @hf.co The AI community building the future! 
karpathy @karpathy.bsky.social AI @ OpenAI, Tesla, Stanford
Charlie Marsh @crmarsh.com Building Astral: Ruff, uv, and other high-performance Python tools, written in Rust.
Armin Ronacher @mitsuhiko.at Creator of Flask • earendil.com ♥︎ writing and giving talks • Excited about AI • Husband and father of three • Inhabits Vienna; Liberal Spirit • “more nuanced in person” • More AI content on https://x.com/mitsuhiko
More stuff: https://ronacher.eu/
Christian S. Perone @cperone.bsky.social http://blog.christianperone.com, Machine Learning, Computer Science and Math. Staff ML Research Engineer working with imitation learning and planning for Autonomous Vehicles. London/UK.
Luca Antiga @lantiga.bsky.social Doing computer things 💻 EUropean 🇪🇺
Akihiro Nitta @akihironitta.bsky.social SWE at NVIDIA & PyTorch Geometric // Past: SWE at Kumo.ai, Research Engineer at Lightning AI & PyTorch Lightning // www.akihironitta.com
Thomas Wolf @thomwolf.bsky.social Co-founder @huggingface
Radamés Ajna @ras.bsky.social ML Engineering @adobe
Previously: @huggingface
Data Visualization Enthusiast | Latent Space Explorer
Remi Cadene @remicadene.bsky.social AI for Robotics at @HuggingFace 🤗
Focusing on @LeRobotHF
Eli @terriblecode.com ci / release person for PyTorch @Meta
Edward Z. Yang @ezyang.bsky.social Developer on PyTorch at Meta. Previously Haskeller and GHC developer.
Shagun Sodhani @shagunsodhani.bsky.social FAIR Researcher @metaai.bsky.social Previously Mila-Quebec, Microsoft Research, Adobe Research, IIT Roorkee
Philip Bontrager @pbontrager.bsky.social AI researcher & engineer @Meta working on @PyTorch torchtune in NYC; interests in generative models, RL, and evolutionary strategies
💻 https://github.com/pbontrager 📝 https://tinyurl.com/philips-papers
Jeremy Howard @howard.fm https://Answer.AI & https://fast.ai founding CEO; previous: hon professor @ UQ; leader of masks4all; founding CEO Enlitic; founding president Kaggle; various other stuff…
@marksaroufim.bsky.social @marksaroufim.bsky.social PyTorch dev. Fond of hot takes
Julien Chaumond @julien-c.hf.co I build tools that propel communities forward
Alfredo Canziani @alfcnz.bsky.social Musician, math lover, cook, dancer, 🏳️🌈, and an ass prof of Computer Science at New York University
Sebastian Raschka (rasbt) @rasbt.bsky.social ML/AI researcher & former stats professor turned LLM research engineer. Author of "Build a Large Language Model From Scratch" (https://amzn.to/4fqvn0D) & reasoning (https://mng.bz/Nwr7).
Also blogging about AI research at magazine.sebastianraschka.com.
Matthew Muckley @mattmucklm.bsky.social Member of the Technical Staff, AMI
https://mmuckley.github.io/
Gabriele Berton @berton-gabri.bsky.social Training VLMs at Google DeepMind.
ex Amazon, CMU, PoliTo, IIT
https://gmberton.github.io/
Arthur Mensch @arthurmensch.bsky.social Co-founder and CEO, Mistral AI
Diego de las Casas @dlsq.bsky.social AI Scientist at Mistral AI.
Past: Google DeepMind.
🇧🇷 in 🇬🇧
François Fleuret @francois.fleuret.org Research Scientist Meta/FAIR, Prof. University of Geneva, co-founder Neural Concept SA. I like reality.
https://fleuret.org
Deep Dish Swift 2027 • April 4th to 6th @deepdishswift.com A supreme Swift developer conference being served in Chicago, Illinois • April 4th to 6th of 2027
Organized by @joshdholtz.bsky.social
Tickets and more at deepdishswift.com
NSSpain XIV @nsspain.bsky.social A worldwide known conference for Apple developers, surrounded by vineyards. Sept 17-18, 2026. By @lascorbe & @borjareinares. Sponsorships: sponsors@nsspain.com
https://nsspain.com
Josh Holtz @joshdholtz.com Hudson’s and Oaklyn’s dad 👨👩👧👦 Paywalls and stuff at RevenueCat 💼 Lead maintainer of fastlane 🚀 Organizer of Deep Dish Swift 🍕 Opinions are mine (he/him)
Swift Craft @swiftcraft.bsky.social An international Swift coding conference running 18th-20th May 2026 https://swiftcraft.uk
ServerSide.swift @serversideswift.info The Server-Side Swift Conference. 1st-3rd October 2025, London. Organised by @0xtim.bsky.social
Jeroen Leenarts @appforce1.net AppForce1 on many platforms. Run Do iOS, host a podcast.
Luis 🖥️ @lascorbe.bsky.social Mobile Engineer @ opensea
Organizer @ nsspain.com
Indie @ joineat.app
https://bento.me/lascorbe
Borja Reinares @borjareinares.bsky.social Breaking containers at scale • NSSpain org
📍 Madrid ⮂ Logroño
Tim Condon @0xtim.bsky.social Engineer, geek, triathlete. @vapor.codes core team. Founder @brokenhands.io. Server-side Swift. Organiser @serversideswift.info @nsmanchester.org He/him
iOSDevHappyHour @iosdevhappyhour.com Welcome to #iOSDevHappyHour🍻, a place where current and aspiring iOS devs can come together and enjoy a good time once a month. Join us on Discord!
links.iosdevhappyhour.com
Mikaela Caron 🦄 @mikaelacaron.com 👩💻 iOS Engineer | Organizer of @iosdevhappyhour | Freelancer | 🎙️ Swift over Coffee | 🐘 @mikaelacaron@swiftdevs.space 
Chris Wu 🪐 @chriswu.com iOS Dev Happy Hour & CommunityKit organizer
Swift Leeds 2025 Speaker 🇬🇧
Swiftsonic 2026 Speaker 🇺🇸
My latest app is What's My Set, a simple and accessible set counter for your workouts.
chriswu.com
he/him
#accessibility
Frank Foster @frankefoster.com Senior iOS Engineer | @iosdevhappyhour organizer | Father of three | Creator of Utility Window | My views are my own | #BLM | CommunityKit @frankfoster@iosdev.space
Adrian Eves @swifteves.bsky.social Dad. iOS, Game Developer. Prev @Marvel / @WaltDisneyCo, @Apple. Ironman finisher. Voice Actor. Cartoonist. 🧩
andnewman.bsky.social @andnewman.bsky.social Principal Data Specialist at the ODI. Formerly at DefraGovUK. Treasurer at 20th Sheffield Scouts. Geography geek. Husband & dad. Slightly epileptic.
Paul Maltby @maltbyps.bsky.social I run the public service teams at Faculty AI. Previously Chief Digital Officer in UK gov. Public service reformer 
Jeni Tennison @jenitennison.com Data nerd/wonk. Founder of Connected by Data, campaigning for communities to have a powerful say over data and AI.
Into trans rights, neurodiversity, board games, lego, dogs, spreadsheets.
www.jenitennison.com
Carsten Jung @carsjung.bsky.social Associate director for economic policy & AI @IPPR. Former Bank of England economist and IMF fellow.
Shannon Pileggi @pipinghotdata.com #rstats Data Science ⚒️ @ThePCCTC
#RLadies Leadership Team http://rladies.org 💜
former prof at Cal Poly SLO & Emory
blogger & workshop instructor
Ben Schmidt @bschmidt.bsky.social CTO, Nomic. former history professor/digital humanist.
https://benschmidt.org
Jess Butler @jessbutler.bsky.social Lead Data Scientist, NHS Grampian + Senior Research Fellow, University of Aberdeen
Trying to do useful things with big, messy, high-security data. Huge nerd for open science and public health
https://www.abdn.ac.uk/iahs/people/profiles/jessicabutler
Dan Goldstein @dggoldst.bsky.social Partner Research Manager at Microsoft Research NYC. AI, Economics, Decision Science.
Adrián Mato 🐙 @adrianmato.com 🐙 Design & developer tools at XBOX
🙋♂️ adrianmato.com
💼 Startup investor & advisor
✨ 3D wallpapers on adrianmato.art
emily freeman @emilyfreeman.bsky.social Co-founder and CEO, Freeman & Forrest.
Bestselling author of DevOps for Dummies and international keynote speaker. I’ve led Community, DevRel and Product Marketing at AWS, MSFT, and startups.
I was editingemily on Twitter.
Gaël Varoquaux @gaelvaroquaux.bsky.social Research & code: Research director @inria
►Data, Health, & Computer science
►Python coder, (co)founder of scikit-learn, joblib, & @probabl.bsky.social
►Sometimes does art photography
►Physics PhD
Kelly Vaughn @kvlly.com Engineering leader. modernleader.is
Dogan Ural @doganuraldesign.bsky.social Designer / 100K+ on X: x.com/doganuraldesign
Ines Montani 〰️ @inesmontani.bsky.social 💥 Founder & CEO @explosion.ai
👩💻 Developing spacy.io + prodi.gy + beta.ellf.ai
🐍 Python Software Foundation Fellow
⚡ Hacking @feministai.party
🧠 AI, Machine Learning & NLP
💼 linkedin.com/in/inesmontani
🐘 sigmoid.social/@ines
💥 explosion.ai
🌎 ines.io
Iyad Rahwan | إياد رهوان @iyadrahwan.bsky.social Director, Max Planck Center for Humans & Machines http://chm.mpib-berlin.mpg.de | Former prof. @MIT | Creator of http://moralmachine.net | Art: http://instagram.com/iyad.rahwan Web: rahwan.me
Coty @coty.bsky.social Talk about technology, AI/ML, ethics, politics, language, etc. He/him.
Erin LeDell @ledell.bsky.social Chief Scientist @ Distributional.com @dbnlAI.bsky.social #MLSky #StatSky
Founder @ datascientific.com
Founder wimlds.org & co-founder rladies.org
PhD @ UC Berkeley
🏡 🌈 Oakland, California.
Hilary Parker @hspter.bsky.social Data Science advising / consulting. Formerly startup CTO, Data Science Biden 2020, Stitch Fix, Etsy. PhD JHU Biostar. Co-host Not So Standard Deviations podcast. 🥳😴🧘🐈⬛
Sarah Drasner @sarahedo.bsky.social Opinions my own. https://sarah.dev
Distinguished Engineer @ Google, Chrome
Formerly Google Core Infrastructure
Formerly Vue Core •
Frontend Masters teacher •
O'Reilly Author •
https://www.engmanagement.dev/
https://github.com/sdras
Taylor Poindexter @engineeringbae.bsky.social Engineering Manager @ Spotify💚
Black Code Collective co-founder ✊🏾
Scuba Diver 🧜🏽♀️🤿
Whiskey expert — IG: womanwithwhiskey
Adventurer 🗺️
Mahdi Yusuf @mahdiyusuf.com Sr. Engineering Manager @ Apple. Distributed Systems and Data. Previously @ 1Password.
Homelabs, databases, and basketball.
✍🏾 @architecturenotes.co
Allison Horst @allisonhorst.bsky.social Artist. Previously DevRel & teaching faculty (Environmental Data Science) at UC Santa Barbara. PhD, Env Science. Data science | R | data viz | education | art | allisonhorststudio.com (landscapes) | www.allisonhorst.com (data science)
Nicole Sullivan @nicolesullivan.bsky.social WebKit Engineering Manager at Apple. Ex-Google Chrome, ex-NPM. OOCSS, CSSLint. CSSConf founder, speaker. Climber 🧗, knitter, disabled zebra. Probably riding the hobby carousel 🎠. 🏳️🌈 she/her @stubbornella on Twitter
Kristen M Thayer @kristenmthayer.bsky.social Software Engineer, Manager, Teacher. Seattleite. Old enough that I can hear the sound of dial-up internet when I close my eyes, young enough to care about up-to-date emoji usage. Kindness and joy are important. (Opinions my own). She/her. 
Tim Berners-Lee @timbl.bsky.social Inventor of WWW
Co-founder & CTO Inrupt.com | Lead, Solidproject.org
Co-founder WebFoundation.org & theODI.org
Founder w3.org
My memoir ‘This is for Everyone’ https://thisisforeveryone.timbl.com/
Follow me on Mastodon https://w3c.social/@timbl
Mike Frank @mcxfrank.bsky.social Cognitive scientist at Stanford. Open science advocate. Symbolic Systems Program director. Bluegrass picker, slow runner, dad. http://langcog.stanford.edu
Keith Townsend @CTOAdvisor @handle.invalid Principal The CTO Advisor LLC
Tim Davies @timdavies.org.uk Director of Research & Practice at @ConnectedByData.org working on participatory and open governance of tech. Adoptive parent. 
Kate Kaye @katekaye.bsky.social Personal account. Surveillance tech & AI reporting in Portland, OR at RedtailMedia.org. Creator of AITrustControl.com podcast. 25 yrs as a journo reporting on data use, AI, etc. Music nerd, forest walker, raptor watcher NY Mets fan. KEEPIN THAT PMA.
Alex Hanna @alexhanna.bsky.social Director of Research, @dairinstitute.bsky.social
Roller derby athlete
https://alex-hanna.com
Book: thecon.ai
Pod+newsletter: https://dair-institute.org/maiht3k
🇪🇬Ⲛⲓⲣⲉⲙⲛ̀ⲭⲏⲙⲓ
🏳️⚧️ she/هي
📸 @willtoft.bsky.social
Rep📘 @ianbonaparte.bsky.social
Sascha Benjamin Fink @sfink.bsky.social Philosopher, apparently. Working on issues in neuroscience, consciousness, sensory engineering, psychedelics, and pain.
Shannon Vallor @shannonvallor.bsky.social Philosopher/AI Ethicist at Univ of Edinburgh, FRSE. Co-Director @technomoralfutures.bsky.social and BRAID @braiduk.bsky.social, author of Technology and the Virtues (2016) and The AI Mirror (2024). Views my own. Humble servant to Carol and Puffin. She/her.
EllIs Hughes @ellishughes.bsky.social Co-Host of @tidy_explained. developer of {camcorder} and {tidytuesdayR}. #rstats developer. Seattle UseR and Cascadia R Conf organizer. Associate Director Data Science @gsk. Opinions are my own
Maarten van Smeden @maartenvsmeden.bsky.social statistician • associate prof • team lead health data science and head methods research program at julius center • director ai methods lab, umc utrecht, netherlands • views and opinions my own
Yani Bellini Saibene @yabellini.bsky.social I share my experience teaching computational skills and building welcoming communities of practice for programming scientists | rOpenSci Community Manager |
R-Ladies Project Lead | 30 Years in Education | 24 Years as Researcher | Spanglish | #RStats
Luca Soldaini 🎀 @soldaini.net I like tokens! Leading the Olmo data team at @ai2.bsky.social with @kylelo.bsky.social // all opinions sampled from my own stochastic parrot
more at https://soldaini.net
Patrick Stotz @patrickstotz.bsky.social 💼 Co-lead data & visualizations @spiegel.de
🗺️ Blogging about maps at letsmakeamap.com
#dataviz #ddj #maps #rstats
David Thiel @grumplicio.us Infosec person focused on harm reduction in technology; fmr tech, data science and T&S research at https://io.stanford.edu & https://tsjournal.org
https://orcid.org/0000-0002-0947-5921
Also music things + open data.
Kester @kesterbrewin.com Writer, and Associate Director at the Institute for the Future of Work. Views my own. Latest book, God-like: a 500-Year History of AI, is out now. All my books: http://www.kesterbrewin.com
Data Science Renee @becomingdatasci.bsky.social Author of SQL for Data Scientists (Wiley), Senior Director of Data Science at HelioCampus, creator of Becoming a Data Scientist podcast
She/her
https://sqlfordatascientists.com
Pablo Rodríguez Valero @ochobits.bsky.social Technical Art Director. Pixel Artist ocasional. Cocinillas.
Lorena A Barba @labarba.bsky.social Engineering professor, computational scientist, jazz buff, techie, academic writer & font geek. Faculty director of the GW Open Source Program Office.
https://lorenabarba.com
www.linkedin.com/in/lorenabarba