Jon Keegan @jonkeegan.com Tech reporter / Data journalist.
I report on AI and Big Tech.
Work has appeared in Sherwood News, The Markup, WSJ, MIT Technology Review.
Aspiring 46er. ⛰️
Newsletter: https://beautifulpublicdata.com
https://jonkeegan.com
📝 Send tips: Signal: jonkeegan.73
Suresh Venkatasubramanian @geomblog.bsky.social Director, Center for Tech Responsibility@Brown. FAccT OG. AI Bill of Rights coauthor. Former tech advisor to President Biden @WHOSTP. He/him/his. Posts my own.
Tim Duffy @timfduffy.com I like utilitarianism, consciousness, AI, EA, space, kindness, liberalism, longtermism, progressive rock, economics, and most people. Substack: http://timfduffy.substack.com
Lucia Cerchie @luciacerchie.bsky.social I ❤️ data and developers. Building stuff @Confluent 
Andrea @andreatp.bsky.social 
David Herman @bitspittle.bsky.social Working on Kobweb, a Kotlin web framework: https://github.com/varabyte/kobweb
Also, Kotter, for writing CLIs: https://github.com/varabyte/kotter
And Truthish, for asserts: https://github.com/varabyte/truthish
https://www.linkedin.com/in/hermandave/
Abbey Perini @abbeyperini.dev Web Developer, yapper, and hyperfocuser 🧠🧶🐕🐦🎮
She/They 🏳️🌈 🩷💜💙
Views are my own.
https://abbeyperini.dev
https://abbeyperini.com
https://abbeyperini.shop
Dmitry Shurupov @dshnow.bsky.social Co-founder @palark.com. CNCF Ambassador. Open Source geek since 2001.
Olena Kutsenko @olenakutsenko.bsky.social Developer Advocate and Software Engineer | AWS Community Builder | International Speaker | Teacher at non-profit tech school. 🇺🇦🇩🇪🇪🇸 All views are my own.
https://www.youtube.com/@OlenaKutsenko
Frederieke Scheper 🇳🇱❤️🇺🇦 @fbascheper.bsky.social Java Architect and CodeSmith (NL)
James Montemagno @james.montemagno.com Developer Community Lead at Microsoft
Kevlin Henney @kevlin.bsky.social consultant · father · he/him · human (very) · husband · itinerant · programmer · keynote speaker · technologist · trainer · writer
Doing @doing.tools Tools for doing stuff. Fast, private voice transcription for mac. No subscription. https://doing.tools
Brian @brianell.in tinkerer and product builder. working on @doing.tools and making @obob.dog with my kids. helped build twitter, medium, and a couple of ebike businesses. here to learn!
Daniel Terhorst-North @tastapod.com Runs Goalwards: 'Your business, optimized.' Started BDD, caused Cucumber. Optimizes orgs, teams, code. Coach, mentor, geek, mischief-maker. Christian, infrequent blogger. WWGH
https://goalwards.co
Allen Holub @allenholub.bsky.social Author, international speaker, consultant, software architect, kitchen-sink wrangler.
Anil Dash @anildash.com the internet's uncle • waging a victorious 2-front war against cars and christmas • big fan of being a big fan of things • go read https://anildash.com
Ian Cooper @icooper.bsky.social Principal Engineer, speaker, gamer, geek. Tattooed, pierced, and bearded. The 'guv' on https://github.com/BrighterCommand Line Editor at Chaosium for QuestWorlds: https://github.com/ChaosiumInc/QuestWorlds
#Tech - tech posts
#TTRPG - rpg posts
Steef-Jan Wiggers @steefjan.bsky.social InfoQ Cloud Lead Editor, Microsoft MVP Azure Integration PaaS, Cloud Native, Speaker, Scuba Diver, Runner, and Field Hockey Player.
Reilly Wood @reillywood.com computer enjoyer https://reillywood.com/about/
urbanism stuff is at @grids.reillywood.com
Dwayne McDaniel @mdwayne-real.bsky.social I help people figure stuff out.
I work at gitguardian.com
Also, I am at https://www.linkedin.com/in/dwaynemcdaniel/
James Perkins @jamezp.bsky.social 
David Andersen @daveandersen.bsky.social Computer Science Professor, CMU;
co-founder and CTO, Enriched Ag
Energy-efficient computing, a dash of security, and a pinch of databases.
Also on Mastodon (https://hachyderm.io/@dave_andersen )
signal: dga.48
he/him
coopahcetic @coopercodes.bsky.social 👨💻 write code
📖 read books
📚 BookTok
🌈 AF + trans rights 🏳️⚧️
🐈 мом
TechCrunch @techcrunch.com Technology news and analysis with a focus on founders and startup teams.
Got a tip? http://techcrunch.com/tips
Stuart Gray @sgray.bsky.social He/Him. AI Wrangler. Web Geek. F1 Fan. All views my own.
🤖 AI, LLMs, GenAI, NLP
🐍 Python Dev
🚀 Indie Hacker
🎮 Game Dev, ProcGen, Unity, C#
🏎️ F1 Fan
🇬🇧 UK Based
🦣 mastodonapp.uk/@StuartGray
✖️ x.com/StuartGray (inactive)
Andrew Nesbitt @andrewnez.bsky.social Working on mapping the world of open source software https://ecosyste.ms and empowering developers with https://octobox.io
Mostly posting on https://mastodon.social/@andrewnez
Harry Pierson @devhawk.net Passion * Technology * Ruthless Competence
Husband & Father
Engineer at @dbos.dev
Beer League Hockey Player
Amateur Powerlifter
He/Him
Loïc Magnette @lomagnette.bsky.social Java developer | AI agents with LangChain4j & Quarkus | BeJUG co-organizer | Conference speaker | Wildlife lover
Sheeri Cabral 🍉 @sheeri.org Data. Art. Community.
She/her. Disclosure: I work at myKaarma, my posts are my own opinions.
Amy Tobey @renice.bsky.social Amy Tobey💙parent🦁😾partner🥰obligate polymath🎶musician👩💻 software engineer🔎leader🧙♀️chaotic good🌈buckaroo🏳️⚧️backyard yogi🧘♀️魔法 少女🤦🏻♀
Southern California Linux Expo @socallinuxexpo.bsky.social 
Barcelona Developers Conference @devbcn.bsky.social DevBcn conference
📌 Barcelona 🗓️ 8-10th July 2025
➡️ JVM, Python, JScript, DevOps, Agile, AI, Cloud
👩💻 800+ attendees 🌞 3 days 🗣️ 70 speakers
👉 https://www.devbcn.com
Jesse Wilson @swank.ca Programming, inclusivity, sustainability, & 🦕. he/him.
publicobject.com
Justin Garrison @justingarrison.com Linux and Linux accessories
Host of @fafo.fm
Work at @siderolabs.com
justingarrison.com
DM justingarrison.com/signal
Alt @justins-alt.bsky.social
Mark Riedl @markriedl.bsky.social AI for storytelling, games, explainability, safety, ethics. Professor at Georgia Tech. Director of ML Center at GT. Time travel expert. Geek. Dad. he/him
@objenesis.bsky.social @objenesis.bsky.social 
philpax @philpax.me creative engineer · Rust, gamedev/modding, reverse engineering, writing, AI, XR, etc
a better world is possible · 🇦🇺🇸🇪🏳️🌈
Maggie Appleton @maggieappleton.com Staff Research Engineer @githubnext.com. But actually a designer.
Adores digital gardening, end-user development, and embodied cognition. Makes visual essays about design, programming, and anthropology.
📍 London
🌱 maggieappleton.com
Eric Lippert @ericlippert.com Eric Lippert designs programming languages; prior work includes architecting the Hack and Bean Machine compilers at Facebook, and developing the Visual Basic, VBScript, JScript and C# compilers at Microsoft. Blog at https://ericlippert.com
Paulien van Alst @paulienvanalst.bsky.social Software engineer and speaker @OpenValue | Kotlin - Java | @Kotlin | @JUGNoord co-organiser | 🇳🇱🇫🇷
https://sessionize.com/paulien-van-alst/
Fofo🔥🔥 @aichalaafia.bsky.social Java Software engineer ☕ |Speaker🙌🏻 | Green Tech Advocate 🌍 | WomenTechmakers Ambassador👩🏻💻 | JetBrains Community Contributor | Foodie lover & F1 🏎 fan ✨️
Alejandro Serrano Mena @serranofp.com 👨💻 Researcher @ Kotlin Evolution @ JetBrains
🧙♂️ Passionate about FP (mostly Arrow & Haskell)
📚 Author of 4 books
Artem @artemy.nl err and err and err again, but less and less and less
Aki 💛💙 @logico-jp.dev 💖JVM (especially GraalVM), conference speaker, javelin thrower, JUDO black belt holder, and JJUG (Japan Java Users Group) board member. Also, a Cloud Solution Architect at Microsoft. All views are mine.
Blog: logico-jp.dev
X (a.k.a. Twitter) @logico_jp
schmichael @schmichael.com 
Dan Moore @mooreds.com Sr. Director, CIAM Strategy & Identity Standards at @fusionauth.io . Hangs out on HN too much. Author of "Letters to a New Developer", contributor to "97 Things Every Cloud Engineer Should Know". Writes at http://ciamweekly.com
Marc Lanctot @sharky6000.bsky.social Research Scientist at Google DeepMind, interested in multiagent reinforcement learning, game theory, games, and search/planning.
Lover of Linux 🐧, coffee ☕, and retro gaming. Big fan of open-source. #gohabsgo 🇨🇦
For more info: https://linktr.ee/sharky6000
Martin Bonnin @mbonnin.net Chocolate Droid Officer 🍫
Keep Android Open: https://f-droid.org/en/2026/02/20/twif.html
Ronak Gandhi @ronakg.bsky.social 
Foojay, the Friends Of OpenJDK @foojay.io Foojay.io is the central resource for the Java community’s daily information needs, a place for friends of OpenJDK, and a community platform for the Java ecosystem — bringing together and helping Java professionals everywhere.
Hinse ter Schuur @coduinix.bsky.social 🇳🇱 Software Engineer @ SDB | #Java | Speaker 🗣 | he/him
Julien Lengrand-Lambert 🥑👋 @lengrand.fr Head of Developer Relations 🇫🇷🇳🇱🇪🇺🇺🇦 ✨ Sucker for good #DX, #kotlin #GoogleDevExpert ✨, Editor 🇳🇱 #Java magazine . Growing my own food. #devrel #climate
🌐 https://lengrand.fr/
Rustam Mehmandarov @rustam.no Passionate computer scientist 📍🇳🇴
Java Champion ☕ | Google Developer Expert (GDE) for Cloud ⛅ | Docker Captain 🐳 | Public speaker 🎙️ | Mentor & Community leader 🌟 | All things Java, Cloud, AI/ML, data, & open source | Ex-leader of JavaZone & javaBin.
Trunk-Based Thierry (they/them) @tdpauw.bsky.social most outspoken shy & introverted engineer 🙌 💪
former electromechanical engineer ⚙️
consulting CTO 🤵
founder https://thinkinglabs.io/
Vlad-Stefan Harbuz 🌸 @vlad.website Protecting the Open Source infrastructure the world depends on.
https://vlad.website
✸ @stewardshiplab.org Executive Director
※ @opensourcepledge.com Director
※ @endowment.dev Adviser
※ Univ Edinburgh Philosophy PhD Researcher
Ana-Maria Mihalceanu @ammbra1508.bsky.social
Java Champion Alumni | Architect| Sr. Developer Advocate @Oracle 🇳🇱 | Speaker | Co-founder@BucharestSCC. Opinions are my own. 
Voxxed Days CERN @cern.voxxeddays.ch https://cern.voxxeddays.ch/
Developer conference organized by CERN at the Science Gateway!
10th of February, 2026.
Google Open Source @opensource.google Announcing new open source releases, exploring projects, sharing how we approach FOSS, and supporting communities around the world.
Justin Abrahms @justin.abrah.ms Aspiring solarpunk. Decentralized/local first curious. Good computer programmer. He/they.
Rue @rue-lang.dev The Rue programming language. #ruelang if you wanna hashtag it. Run by @steveklabnik.com
René Schwietzke @reneschwietzke.bsky.social Tester and Java Developer, Passionate Performance Dude. Working at Xceptance. Public speaker #JVM #Java #Performance #QA #LoadTest #Quality #Testing
Mastodon: @reneschwietzke@foojay.social
Gunnar Hillert @hillert.bsky.social Spring Developer, Java Champion, 2019 Kona IRONMAN Finisher, formerly @oracle @pivotal @vmware @spring.io @atlantajug @devnexus. Plant collector. Board member at Hawaii Island Palm Society.
Chihiro Ito @chiroito.bsky.social OpenJDK Committer, Japan JUG organizer, Java Platform Advocate at Red Hat, Quarkus contributor
Naomi Saphra @nsaphra.bsky.social Waiting on a robot body. All opinions are universal and held by both employers and family. ML/NLP professor.
nsaphra.net
Aurélie Vache @aurelievache.bsky.social 🥑Developer Advocate at OVHcloud☁️
GoogleDevExpert, 🐳Docker Captain, CNCF Ambassador, Gitpod Hero, WomenTechmakers Ambassador
Writer, sketchnoter, speaker
❤️ to help
https://developers.events creator
Tadaya Tsuyukubo @ttddyy.net Author: DataSource Micrometer, datasource-proxy, r2dbc-proxy
X/Twitter: @ttddyy
Arc of AI Conference @arcofai.bsky.social Arc of AI Conference
Jaromir Hamala @jerrinot.bsky.social I play with distributed systems by day and poke various runtimes by night. Engineer @QuestDB, @Hazelcast alumnus.
Zack Whittaker @zackwhittaker.com Security editor, TechCrunch
Signal: zackwhittaker.1337
My stories: techcrunch.com/author/zack-whittaker
My newsletter/blog: this.weekinsecurity.com
turbopuffer @turbopuffer.bsky.social {vector, full-text} search engine built on object storage. fast, cheap, trillion scale. powers Anthropic, Harvey, Notion, Cognition, and more
Prasanna Kumar Ramachandran @prasanna0586.bsky.social https://www.linkedin.com/in/prasanna0586
@kroxylicious.io @kroxylicious.io Kroxylicious, the snappy open source proxy for Apache Kafka®
Alex Wood @alexwood.codes Building industrial automation at Siemens. Purveyor of puns.
🏌🏻🐶🏋🏻♂️👨🏻🍳🍷🥃
💎🦀🐍
KotlinConf @kotlinconf.com KotlinConf is the premier event connecting professional developers and companies shaping the future with cutting-edge technologies. Brought to you by @jetbrains.com
kotlinconf.com
Steve Francia @spf13.com Creator of Hugo, Cobra & Viper
Former Go lead @ Google • MD @ Two Sigma • VP @ MongoDB & Docker • Drupal Board
O'Reilly Author • Father of 4 • Always learning 🤔
Writing at spf13.com
Rida Al Barazi @rbarazi.bsky.social Technologist with deep passion for product, usability, and marketing.
Java User Group Ostfalen @jug-ostfalen.bsky.social Java User Group in Braunschweig
https://www.jug-ostfalen.de
Venice @venicedb.org Derived Data Platform for Planet-Scale Workloads; venicedb.org
TriJUG @trijug.dev Home of the Triangle Java Users Group (TriJUG) serving the Triangle region (Raleigh/Durham/Chapel Hill) of North Carolina, US. #java
Dropwizard @dropwizard.bsky.social Dropwizard is a Java framework for developing ops-friendly, high-performance, RESTful web services.
bondolo @bondolo.mastodon.social.ap.brid.gy Software is where the magic happens. Enigmatic tooting almost certainly does not refer to anybody who you might know.
🇨🇦 🤖💻 ☕️🍺👨🍳 🦮🐠 🌊🏊
🌉 bridged from ⁂ https://mastodon.social/@bondolo, follow @ap.brid.gy to interact
Brian Benz @bbenz.bsky.social Microsoft AI Advocate. Certified stunt coder
Jetty Project @jettyproject.bsky.social Jetty is a widely used async java based http server and servlet engine supporting WebSockets and HTTP/2 protocols.
https://jetty.org/
timdamen.io @timdamen.io 🔨 Building focusring.io
🧪 Ecosystem Team @nuxt.com
📍Amsterdam, NL
Confluent @confluent.io The Data Streaming Platform
Columnar @columnar.tech At https://columnar.tech, we're building the future of fast universal data connectivity.
BSidesPDX @bsidespdx.bsky.social BSidesPDX is a 501(c)(3) organization founded with the mission to cultivate the Pacific Northwest information security and hacking community by creating local inclusive opportunities for learning, networking, collaboration, and teaching.
CMU Database Group @db.cs.cmu.edu Carnegie Mellon Database Research Group
https://db.cs.cmu.edu/
Rachel Stephens @rstephens.me sunshine and rainbows and f-bombs 🌈
she/her
@redmonk
ScyllaDB @scylladb.com ScyllaDB is the database for data-intensive applications that require predictable performance at scale (like @Bsky.app)! 
Carlos Sanchez @csanchez.org Author of Jenkins Kubernetes plugin. Open Source, Kubernetes, DevOps, Progressive Delivery, and automating all the things @adobe
WarpStream @warpstream.com WarpStream is a diskless, Apache Kafka®-compatible data streaming platform built directly on top of object storage: zero disks, zero inter-AZ fees, zero access.
Brice Dutheil @bricedutheil.bsky.social Java engineer, mockito commiter
Chris Morrell @cmorrell.com Philadelphia father of two. Mostly talking about PHP/Laravel/React on here. He/him.
On the web @ https://cmorrell.com
Podcasting @ https://overengineered.fm/
On mastodon @ https://rtsn.dev/@chris
Formerly @ https://twitter.com/inxilpro
Google for Developers @developers.google.com Your source for developer best practices, updates, and resources.
Spring @spring.io 
Patrik Karlström @trixon.se Husband, dog owner, surveyor, java developer